Do you need to know, when is the best time to go to Cocos (Keeling) Islands? Then you should take a look here, what weather you can expect there during the year.
The climate of Cocos (Keeling) Islands is tropical with high humidity, but it is moderated by the southeast winds for about nine months of the year. There are wet season and dry season, the temperature varies only a little during the year.
When speaking about the usual weather in this state, the information is relevant for example for these popular places: Cocos (Keeling) Islands.
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 December, the average maximum temperature is 30.2 ℃ (86.36 ℉). The average minimum temperature in this month is 24.8 ℃ (76.64 ℉). The coldest month here is July, the average maximum temperature is 28.1 ℃ (82.58 ℉). The average minimum temperature in this month is 24.5 ℃ (76.1 ℉). The most rainy month here is July, the average number of rainy days is 21.1. The least rainy month here is October, the average number of rainy days is 10. 
Typical (usual) weather in Cocos (Keeling) Islands in January is this: The average highest temperature in Cocos (Keeling) Islands in January is 29.6 ℃ (85.28 ℉). The average lowest temperature is 24.7 ℃ (76.46 ℉). At the beginning of January you can expect higher temperatures, the average highest temperature is around 29.9 ℃ (85.82 ℉). At the end of January you can expect lower temperatures, the average highest temperature is around 29.5 ℃ (85.1 ℉). The average number of rainy days in January is 13. The average rainfall is 152.9 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 12:49 (hours and minutes), in the middle of the month 12:45 and at the end of the month 12:38.These numbers above are valid primarily for the capital and the area around it.Typical (usual) weather in Cocos (Keeling) Islands in February is this: The average highest temperature in Cocos (Keeling) Islands in February is 29.4 ℃ (84.92 ℉). The average lowest temperature is 25 ℃ (77 ℉). At the beginning of February you can expect higher temperatures, the average highest temperature is around 29.5 ℃ (85.1 ℉). At the end of February you can expect higher temperatures, the average highest temperature is around 29.45 ℃ (85.01 ℉). The average number of rainy days in February is 14. The average rainfall is 181.6 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 12:38 (hours and minutes), in the middle of the month 12:29 and at the end of the month 12:19.These numbers above are valid primarily for the capital and the area around it.Typical (usual) weather in Cocos (Keeling) Islands in March is this: The average highest temperature in Cocos (Keeling) Islands in March is 29.5 ℃ (85.1 ℉). The average lowest temperature is 26 ℃ (78.8 ℉). At the beginning of March you can expect lower temperatures, the average highest temperature is around 29.45 ℃ (85.01 ℉). At the end of March you can expect higher temperatures, the average highest temperature is around 29.75 ℃ (85.55 ℉). The average number of rainy days in March is 18.3. The average rainfall is 232.3 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 12:19 (hours and minutes), in the middle of the month 12:09 and at the end of the month 11:59.These numbers above are valid primarily for the capital and the area around it.Typical (usual) weather in Cocos (Keeling) Islands in April is this: The average highest temperature in Cocos (Keeling) Islands in April is 30 ℃ (86 ℉). The average lowest temperature is 25.3 ℃ (77.54 ℉). At the beginning of April you can expect lower temperatures, the average highest temperature is around 29.75 ℃ (85.55 ℉). At the end of April you can expect lower temperatures, the average highest temperature is around 29.6 ℃ (85.28 ℉). The average number of rainy days in April is 18.7. The average rainfall is 260.5 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 11:59 (hours and minutes), in the middle of the month 11:49 and at the end of the month 11:40.These numbers above are valid primarily for the capital and the area around it.Typical (usual) weather in Cocos (Keeling) Islands in May is this: The average highest temperature in Cocos (Keeling) Islands in May is 29.2 ℃ (84.56 ℉). The average lowest temperature is 25.8 ℃ (78.44 ℉). At the beginning of May you can expect higher temperatures, the average highest temperature is around 29.6 ℃ (85.28 ℉). At the end of May you can expect higher temperatures, the average highest temperature is around 29.3 ℃ (84.74 ℉). The average number of rainy days in May is 19.2. The average rainfall is 207.3 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 11:40 (hours and minutes), in the middle of the month 11:33 and at the end of the month 11:27.These numbers above are valid primarily for the capital and the area around it.Typical (usual) weather in Cocos (Keeling) Islands in June is this: The average highest temperature in Cocos (Keeling) Islands in June is 29.4 ℃ (84.92 ℉). The average lowest temperature is 25.4 ℃ (77.72 ℉). At the beginning of June you can expect lower temperatures, the average highest temperature is around 29.3 ℃ (84.74 ℉). At the end of June you can expect lower temperatures, the average highest temperature is around 28.75 ℃ (83.75 ℉). The average number of rainy days in June is 18.9. The average rainfall is 217.4 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 11:27 (hours and minutes), in the middle of the month 11:24 and at the end of the month 11:24.These numbers above are valid primarily for the capital and the area around it.Typical (usual) weather in Cocos (Keeling) Islands in July is this: The average highest temperature in Cocos (Keeling) Islands in July is 28.1 ℃ (82.58 ℉). The average lowest temperature is 24.5 ℃ (76.1 ℉). At the beginning of July you can expect higher temperatures, the average highest temperature is around 28.75 ℃ (83.75 ℉). At the end of July you can expect higher temperatures, the average highest temperature is around 28.2 ℃ (82.76 ℉). The average number of rainy days in July is 21.1. The average rainfall is 221.7 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 11:24 (hours and minutes), in the middle of the month 11:28 and at the end of the month 11:33.These numbers above are valid primarily for the capital and the area around it.Typical (usual) weather in Cocos (Keeling) Islands in August is this: The average highest temperature in Cocos (Keeling) Islands in August is 28.3 ℃ (82.94 ℉). The average lowest temperature is 24.5 ℃ (76.1 ℉). At the beginning of August you can expect lower temperatures, the average highest temperature is around 28.2 ℃ (82.76 ℉). At the end of August you can expect higher temperatures, the average highest temperature is around 28.6 ℃ (83.48 ℉). The average number of rainy days in August is 17.6. The average rainfall is 105.6 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 11:33 (hours and minutes), in the middle of the month 11:41 and at the end of the month 11:50.These numbers above are valid primarily for the capital and the area around it.Typical (usual) weather in Cocos (Keeling) Islands in September is this: The average highest temperature in Cocos (Keeling) Islands in September is 28.9 ℃ (84.02 ℉). The average lowest temperature is 25 ℃ (77 ℉). At the beginning of September you can expect lower temperatures, the average highest temperature is around 28.6 ℃ (83.48 ℉). At the end of September you can expect lower temperatures, the average highest temperature is around 28.7 ℃ (83.66 ℉). The average number of rainy days in September is 13.4. The average rainfall is 85.8 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 11:50 (hours and minutes), in the middle of the month 11:59 and at the end of the month 12:09.These numbers above are valid primarily for the capital and the area around it.Typical (usual) weather in Cocos (Keeling) Islands in October is this: The average highest temperature in Cocos (Keeling) Islands in October is 28.5 ℃ (83.3 ℉). The average lowest temperature is 24.1 ℃ (75.38 ℉). At the beginning of October you can expect higher temperatures, the average highest temperature is around 28.7 ℃ (83.66 ℉). At the end of October you can expect higher temperatures, the average highest temperature is around 28.7 ℃ (83.66 ℉). The average number of rainy days in October is 10. The average rainfall is 88.8 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 12:09 (hours and minutes), in the middle of the month 12:19 and at the end of the month 12:29.These numbers above are valid primarily for the capital and the area around it.Typical (usual) weather in Cocos (Keeling) Islands in November is this: The average highest temperature in Cocos (Keeling) Islands in November is 28.9 ℃ (84.02 ℉). The average lowest temperature is 24.7 ℃ (76.46 ℉). At the beginning of November you can expect lower temperatures, the average highest temperature is around 28.7 ℃ (83.66 ℉). At the end of November you can expect higher temperatures, the average highest temperature is around 29.55 ℃ (85.19 ℉). The average number of rainy days in November is 10.3. The average rainfall is 94.7 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 12:29 (hours and minutes), in the middle of the month 12:38 and at the end of the month 12:45.These numbers above are valid primarily for the capital and the area around it.Typical (usual) weather in Cocos (Keeling) Islands in December is this: The average highest temperature in Cocos (Keeling) Islands in December is 30.2 ℃ (86.36 ℉). The average lowest temperature is 24.8 ℃ (76.64 ℉). At the beginning of December you can expect lower temperatures, the average highest temperature is around 29.55 ℃ (85.19 ℉). At the end of December you can expect lower temperatures, the average highest temperature is around 29.9 ℃ (85.82 ℉). The average number of rainy days in December is 10.4. The average rainfall is 93.8 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 12:45 (hours and minutes), in the middle of the month 12:49 and at the end of the month 12:50.These numbers above are valid primarily for the capital and the area around it.