Do you need to know, when is the best time to go to Turkey? Then you should take a look here, what weather you can expect there during the year.
The climate of Turkey is temperate. You can expect hot and dry summers, but mild and quite wet winters. Winters are harsher in interior of the country. At the Black Sea coast there is usually much more rain than at the Aegean Sea.
When speaking about the usual weather in this state, the information is relevant for example for these popular places: Abant, Adana, Aegean Turkey, Afyonkarahisar, Akhisar, Aksaray, Akyaka, Akçakoca, Akçay, Akşehir, Alanya, Alaçatı, Alaşehir, Altinoluk, Amasra, Amasya, Anamur, Ani, Ankara, Antakya, Antalya, Aphrodisias, Ardahan, Armutlu, Assos, Avşa, Ayder, Aydincik, Ayvalik, Babakale, Balikesir, Balikesir Province, Bandirma, Batman, Battalgazi, Beldibi, Belek, Bergama, Bitez, Black Sea Turkey, Bodrum, Bogazkale, Bolu, Boyabat, Bozcaada, Burdur, Burhaniye, Bursa, Bursa Province, Cappadocia, Cavusin, Central Aegean, Central Anatolia, Central Karadeniz, Cilician Mountains, Cilician Plains, Dalaman, Dalyan, Darende, Datça, Demirkoy, Demre, Denizli, Dikili, Divrigi, Diyarbakır, Dogubeyazit, Eastern Anatolia, Eastern Karadeniz, Eastern Marmara, Eastern Thrace, Eceabat, Edirne, Edremit, Elazig, Elmali, Enez, Ephesus, Erdek, Erikli Mecidiye, Erzincan, Erzurum, Eskihisar, Eskişehir, Faralya, Fethiye, Foça, Gallipoli, Gaziantep, Gelibolu, Gemlik, Geyikli, Giresun, Gokceada, Gumusluk, Göcek, Gönen, Göreme, Güre, Güzelyurt, Hakkari, Halfeti, Hasankeyf, Hatay, Hilvan, Ilgaz National Park, Ilica, Incirlik, Iskenderun, Istanbul, Istanbul Province, Izmir, Izmit, Iznik, Kabak, Kahramanmaras, Kahta, Kalkan, Kars, Kastamonu, Kayaköy, Kayseri, Kaş, Kemer, Kemerhisar, Kestel, Keşan, Kilitbahir, Kirklareli, Kiyikoy, Konya, Kumla, Kusadasi, Kütahya, Kınık, Lakes District, Lycia, Malatya, Manavgat, Manisa, Mardin, Marmara, Marmara Ereğlisi, Marmara Islands, Marmaris, Mediterranean Turkey, Mersin, Mudanya, Muğla, Narlıkuyu, Nevsehir, Northern Aegean, Olympos, Ordu, Osmaneli, Pamphylia, Pamukkale, Polonezkoy, Priene, Rize, Safranbolu, Samsun, Sandıklı, Saray, Sardis, Selçuk, Side, Siirt, Silifke, Sindirgi, Sinop, Sivas, Southeastern Anatolia, Southern Aegean, Southern Marmara, Söğüt, Sürmene, Tarsus, Tasucu, Tatvan, Tekirdağ, Termessos, Tokat, Tonya, Torul, Trabzon, Troy, Tunceli, Turgutreis, Uludağ, Urfa, Uzunköprü, Uçhisar, Van, Vize, Western Karadeniz, Yalikavak, Yalova, Zonguldak, Çanakkale, Çankırı, Çatalca, Çatalhöyük, Çavdarhisar, Çerkezköy, Çeşme, Çorlu, Çorum, Ölüdeniz, Ürgüp, İpsala, İğneada, Şarköy District, Şirince.
Let's look now what weather you can expect in the area around the capital and in many other cities. The warmest month here is July, the average maximum temperature is 29.8 ℃ (85.64 ℉). The average minimum temperature in this month is 15.5 ℃ (59.9 ℉). The coldest month here is January, the average maximum temperature is 4.2 ℃ (39.56 ℉). The average minimum temperature in this month is -3.3 ℃ (26.06 ℉). The most rainy month here is January, the average number of rainy days is 12.5. The least rainy month here is August, the average number of rainy days is 2.4. 
When travelling to some places in Turkey, always consider the altitude of the the place as well. The highest point here is Mount Ararat (5137 m) and the lowest point is Mediterranean Sea (0 m). So there are huge differences in altitudes in this country and the weather is very different in them therefore. Keep in mind, that the temperature usually decreases by 1.2 - 1.9 ℃ (2.2 - 3.5 ℉) per 200 m (656 ft), depending on the other conditions. (And we should add, that in the very special condition named thermal inversion even the temperature may be higher in higher altitudes.)
Typical (usual) weather in Turkey in January is this: The average highest temperature in Turkey in January is 4.2 ℃ (39.56 ℉). The average lowest temperature is -3.3 ℃ (26.06 ℉). At the beginning of January you can expect higher temperatures, the average highest temperature is around 5.35 ℃ (41.63 ℉). At the end of January you can expect higher temperatures, the average highest temperature is around 5.2 ℃ (41.36 ℉). The average number of rainy days in January is 12.5. The average rainfall is 38.8 mm (look here, what this number means). When planning your travel, please, keep in mind, that actual weather may differ from these average values. The length of the day at the beginning of this month is approximately 9:22 (hours and minutes), in the middle of the month 9:39 and at the end of the month 10:06.These numbers above are valid primarily for the capital and the area around it. It is important to say, that the weather may differ significantly in different altitudes, especially in mountains.Typical (usual) weather in Turkey in February is this: The average highest temperature in Turkey in February is 6.2 ℃ (43.16 ℉). The average lowest temperature is -2.6 ℃ (27.32 ℉). At the beginning of February you can expect lower temperatures, the average highest temperature is around 5.2 ℃ (41.36 ℉). At the end of February you can expect higher temperatures, the average highest temperature is around 8.65 ℃ (47.57 ℉). The average number of rainy days in February is 11.6. The average rainfall is 35.8 mm (look here, what this number means). When planning your travel, please, keep in mind, that actual weather may differ from these average values. The length of the day at the beginning of this month is approximately 10:06 (hours and minutes), in the middle of the month 10:40 and at the end of the month 11:18.These numbers above are valid primarily for the capital and the area around it. It is important to say, that the weather may differ significantly in different altitudes, especially in mountains.Typical (usual) weather in Turkey in March is this: The average highest temperature in Turkey in March is 11.1 ℃ (51.98 ℉). The average lowest temperature is 0.4 ℃ (32.72 ℉). At the beginning of March you can expect lower temperatures, the average highest temperature is around 8.65 ℃ (47.57 ℉). At the end of March you can expect higher temperatures, the average highest temperature is around 14.35 ℃ (57.83 ℉). The average number of rainy days in March is 11. The average rainfall is 37.6 mm (look here, what this number means). When planning your travel, please, keep in mind, that actual weather may differ from these average values. The length of the day at the beginning of this month is approximately 11:18 (hours and minutes), in the middle of the month 11:57 and at the end of the month 12:37.These numbers above are valid primarily for the capital and the area around it. It is important to say, that the weather may differ significantly in different altitudes, especially in mountains.
Typical (usual) weather in Turkey in April is this: The average highest temperature in Turkey in April is 17.6 ℃ (63.68 ℉). The average lowest temperature is 5.2 ℃ (41.36 ℉). At the beginning of April you can expect lower temperatures, the average highest temperature is around 14.35 ℃ (57.83 ℉). At the end of April you can expect higher temperatures, the average highest temperature is around 20 ℃ (68 ℉). The average number of rainy days in April is 11.3. The average rainfall is 42.1 mm (look here, what this number means). When planning your travel, please, keep in mind, that actual weather may differ from these average values. The length of the day at the beginning of this month is approximately 12:37 (hours and minutes), in the middle of the month 13:15 and at the end of the month 13:51.These numbers above are valid primarily for the capital and the area around it. It is important to say, that the weather may differ significantly in different altitudes, especially in mountains.
Typical (usual) weather in Turkey in May is this: The average highest temperature in Turkey in May is 22.4 ℃ (72.32 ℉). The average lowest temperature is 9.7 ℃ (49.46 ℉). At the beginning of May you can expect lower temperatures, the average highest temperature is around 20 ℃ (68 ℉). At the end of May you can expect higher temperatures, the average highest temperature is around 24.25 ℃ (75.65 ℉). The average number of rainy days in May is 12.3. The average rainfall is 51.9 mm (look here, what this number means). When planning your travel, please, keep in mind, that actual weather may differ from these average values. The length of the day at the beginning of this month is approximately 13:51 (hours and minutes), in the middle of the month 14:23 and at the end of the month 14:46.These numbers above are valid primarily for the capital and the area around it. It is important to say, that the weather may differ significantly in different altitudes, especially in mountains.Typical (usual) weather in Turkey in June is this: The average highest temperature in Turkey in June is 26.1 ℃ (78.98 ℉). The average lowest temperature is 12.5 ℃ (54.5 ℉). At the beginning of June you can expect lower temperatures, the average highest temperature is around 24.25 ℃ (75.65 ℉). At the end of June you can expect higher temperatures, the average highest temperature is around 27.95 ℃ (82.31 ℉). The average number of rainy days in June is 8.7. The average rainfall is 33.5 mm (look here, what this number means). When planning your travel, please, keep in mind, that actual weather may differ from these average values. The length of the day at the beginning of this month is approximately 14:46 (hours and minutes), in the middle of the month 14:59 and at the end of the month 14:58.These numbers above are valid primarily for the capital and the area around it. It is important to say, that the weather may differ significantly in different altitudes, especially in mountains.
Typical (usual) weather in Turkey in July is this: The average highest temperature in Turkey in July is 29.8 ℃ (85.64 ℉). The average lowest temperature is 15.5 ℃ (59.9 ℉). At the beginning of July you can expect lower temperatures, the average highest temperature is around 27.95 ℃ (82.31 ℉). At the end of July you can expect lower temperatures, the average highest temperature is around 29.75 ℃ (85.55 ℉). The average number of rainy days in July is 3.8. The average rainfall is 14.8 mm (look here, what this number means). When planning your travel, please, keep in mind, that actual weather may differ from these average values. The length of the day at the beginning of this month is approximately 14:58 (hours and minutes), in the middle of the month 14:45 and at the end of the month 14:21.These numbers above are valid primarily for the capital and the area around it. It is important to say, that the weather may differ significantly in different altitudes, especially in mountains.Typical (usual) weather in Turkey in August is this: The average highest temperature in Turkey in August is 29.7 ℃ (85.46 ℉). The average lowest temperature is 16 ℃ (60.8 ℉). At the beginning of August you can expect higher temperatures, the average highest temperature is around 29.75 ℃ (85.55 ℉). At the end of August you can expect lower temperatures, the average highest temperature is around 27.55 ℃ (81.59 ℉). The average number of rainy days in August is 2.4. The average rainfall is 11.1 mm (look here, what this number means). When planning your travel, please, keep in mind, that actual weather may differ from these average values. The length of the day at the beginning of this month is approximately 14:21 (hours and minutes), in the middle of the month 13:50 and at the end of the month 13:14.These numbers above are valid primarily for the capital and the area around it. It is important to say, that the weather may differ significantly in different altitudes, especially in mountains.Typical (usual) weather in Turkey in September is this: The average highest temperature in Turkey in September is 25.4 ℃ (77.72 ℉). The average lowest temperature is 11.6 ℃ (52.88 ℉). At the beginning of September you can expect higher temperatures, the average highest temperature is around 27.55 ℃ (81.59 ℉). At the end of September you can expect lower temperatures, the average highest temperature is around 22.8 ℃ (73.04 ℉). The average number of rainy days in September is 3.9. The average rainfall is 16.8 mm (look here, what this number means). When planning your travel, please, keep in mind, that actual weather may differ from these average values. The length of the day at the beginning of this month is approximately 13:14 (hours and minutes), in the middle of the month 12:36 and at the end of the month 11:57.These numbers above are valid primarily for the capital and the area around it. It is important to say, that the weather may differ significantly in different altitudes, especially in mountains.Typical (usual) weather in Turkey in October is this: The average highest temperature in Turkey in October is 20.2 ℃ (68.36 ℉). The average lowest temperature is 6.9 ℃ (44.42 ℉). At the beginning of October you can expect higher temperatures, the average highest temperature is around 22.8 ℃ (73.04 ℉). At the end of October you can expect lower temperatures, the average highest temperature is around 16.5 ℃ (61.7 ℉). The average number of rainy days in October is 6.6. The average rainfall is 25.6 mm (look here, what this number means). When planning your travel, please, keep in mind, that actual weather may differ from these average values. The length of the day at the beginning of this month is approximately 11:57 (hours and minutes), in the middle of the month 11:18 and at the end of the month 10:40.These numbers above are valid primarily for the capital and the area around it. It is important to say, that the weather may differ significantly in different altitudes, especially in mountains.Typical (usual) weather in Turkey in November is this: The average highest temperature in Turkey in November is 12.8 ℃ (55.04 ℉). The average lowest temperature is 2.6 ℃ (36.68 ℉). At the beginning of November you can expect higher temperatures, the average highest temperature is around 16.5 ℃ (61.7 ℉). At the end of November you can expect lower temperatures, the average highest temperature is around 9.65 ℃ (49.37 ℉). The average number of rainy days in November is 8.1. The average rainfall is 31.9 mm (look here, what this number means). When planning your travel, please, keep in mind, that actual weather may differ from these average values. The length of the day at the beginning of this month is approximately 10:40 (hours and minutes), in the middle of the month 10:07 and at the end of the month 9:39.These numbers above are valid primarily for the capital and the area around it. It is important to say, that the weather may differ significantly in different altitudes, especially in mountains.Typical (usual) weather in Turkey in December is this: The average highest temperature in Turkey in December is 6.5 ℃ (43.7 ℉). The average lowest temperature is -0.7 ℃ (30.74 ℉). At the beginning of December you can expect higher temperatures, the average highest temperature is around 9.65 ℃ (49.37 ℉). At the end of December you can expect lower temperatures, the average highest temperature is around 5.35 ℃ (41.63 ℉). The average number of rainy days in December is 12.3. The average rainfall is 44.7 mm (look here, what this number means). When planning your travel, please, keep in mind, that actual weather may differ from these average values. The length of the day at the beginning of this month is approximately 9:39 (hours and minutes), in the middle of the month 9:23 and at the end of the month 9:20.These numbers above are valid primarily for the capital and the area around it. It is important to say, that the weather may differ significantly in different altitudes, especially in mountains.| Istanbul | temperature: - | highest temperature: 11.6 ℃ (52.88 ℉) | lowest temperature: 5.6 ℃ (42.08 ℉) | rainfall: 108.5mm | rainy days: 16.5 |
| Ankara | temperature: - | highest temperature: 6.5 ℃ (43.7 ℉) | lowest temperature: -0.7 ℃ (30.74 ℉) | rainfall: 44.7mm | rainy days: 12.3 |
| Izmir | temperature: - | highest temperature: 14.2 ℃ (57.56 ℉) | lowest temperature: 7.6 ℃ (45.68 ℉) | rainfall: 152.8mm | rainy days: 12.9 |
| Adana | temperature: - | highest temperature: 16.5 ℃ (61.7 ℉) | lowest temperature: 7 ℃ (44.6 ℉) | rainfall: 119.8mm | rainy days: 10.6 |
| Antalya | temperature: - | highest temperature: 16.9 ℃ (62.42 ℉) | lowest temperature: 7.8 ℃ (46.04 ℉) | rainfall: 264.9mm | rainy days: 12.3 |
| Samsun | temperature: - | highest temperature: 13.4 ℃ (56.12 ℉) | lowest temperature: 6.4 ℃ (43.52 ℉) | rainfall: 77.3mm | rainy days: 12.8 |
| Erzurum | temperature: - | highest temperature: -0.8 ℃ (30.56 ℉) | lowest temperature: -9.5 ℃ (14.9 ℉) | rainfall: 23.1mm | rainy days: 11.3 |
| Diyarbakir | temperature: - | highest temperature: 9.4 ℃ (48.92 ℉) | lowest temperature: -0.1 ℃ (31.82 ℉) | rainfall: 69.4mm | rainy days: 13.8 |
| Edirne | temperature: - | highest temperature: 8.4 ℃ (47.12 ℉) | lowest temperature: 1.2 ℃ (34.16 ℉) | rainfall: 71.5mm | rainy days: 18.2 |
| Konya | temperature: - | highest temperature: 6.8 ℃ (44.24 ℉) | lowest temperature: -2.3 ℃ (27.86 ℉) | rainfall: 39.5mm | rainy days: 11.1 |
| Mugla | temperature: - | highest temperature: 11.5 ℃ (52.7 ℉) | lowest temperature: 3.4 ℃ (38.12 ℉) | rainfall: 271.5mm | rainy days: 16.5 |
| Nevsehir | temperature: - | highest temperature: 6 ℃ (42.8 ℉) | lowest temperature: -1.5 ℃ (29.3 ℉) | rainfall: 49.4mm | rainy days: 12.4 |
| Sanliurfa | temperature: - | highest temperature: 12.2 ℃ (53.96 ℉) | lowest temperature: 4 ℃ (39.2 ℉) | rainfall: 78.6mm | rainy days: 12.4 |
| Trabzon | temperature: - | highest temperature: 13.4 ℃ (56.12 ℉) | lowest temperature: 6.9 ℃ (44.42 ℉) | rainfall: 83.1mm | rainy days: 14.8 |
| Van | temperature: - | highest temperature: 4.4 ℃ (39.92 ℉) | lowest temperature: -4.5 ℃ (23.9 ℉) | rainfall: 38.2mm | rainy days: 10.3 |
| Zonguldak | temperature: - | highest temperature: 11.4 ℃ (52.52 ℉) | lowest temperature: 5.7 ℃ (42.26 ℉) | rainfall: 144.5mm | rainy days: 17.7 |