Do you need to know, when is the best time to go to Micronesia, Federated States? Then you should take a look here, what weather you can expect there during the year.
The climate of Micronesia is tropical, but it is moderated by seasonal northeast winds. There is little variation of temperature around the year. The dry season is from December to June, but you can experience occasional heavy rainfall year round, especially in the eastern islands. There are typhoons sometimes during the rainy season.
When speaking about the usual weather in this state, the information is relevant for example for these popular places: Chuuk, Chuuk Lagoon, Diving in Chuuk, Kolonia, Kosrae, Nan Madol, Pohnpei, Yap.
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 November, the average maximum temperature is 32.4 ℃ (90.32 ℉). The average minimum temperature in this month is 23.6 ℃ (74.48 ℉). The coldest month here is January, the average maximum temperature is 30.6 ℃ (87.08 ℉). The average minimum temperature in this month is 25.1 ℃ (77.18 ℉). 
When travelling to some places in Micronesia, Federated States, always consider the altitude of the the place as well. The highest point here is Nanlaud on Pohnpei (782 m) and the lowest point is Pacific Ocean (0 m). So there are not big differences in altitudes in this country. But the altitude affects the weather even so. 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 Micronesia, Federated States in January is this: The average highest temperature in Micronesia, Federated States in January is 30.6 ℃ (87.08 ℉). The average lowest temperature is 25.1 ℃ (77.18 ℉). At the beginning of January you can expect lower temperatures, the average highest temperature is around 30.6 ℃ (87.08 ℉). At the end of January you can expect higher temperatures, the average highest temperature is around 30.9 ℃ (87.62 ℉). The average rainfall is 299.4 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 11:43 (hours and minutes), in the middle of the month 11:45 and at the end of the month 11:49.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.Typical (usual) weather in Micronesia, Federated States in February is this: The average highest temperature in Micronesia, Federated States in February is 31.2 ℃ (88.16 ℉). The average lowest temperature is 25.3 ℃ (77.54 ℉). At the beginning of February you can expect lower temperatures, the average highest temperature is around 30.9 ℃ (87.62 ℉). At the end of February you can expect lower temperatures, the average highest temperature is around 30.95 ℃ (87.71 ℉). The average rainfall is 279.2 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 11:49 (hours and minutes), in the middle of the month 11:54 and at the end of the month 11:59.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.Typical (usual) weather in Micronesia, Federated States in March is this: The average highest temperature in Micronesia, Federated States in March is 30.7 ℃ (87.26 ℉). The average lowest temperature is 24.2 ℃ (75.56 ℉). At the beginning of March you can expect higher temperatures, the average highest temperature is around 30.95 ℃ (87.71 ℉). At the end of March you can expect higher temperatures, the average highest temperature is around 31.3 ℃ (88.34 ℉). The average rainfall is 336.9 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 11:59 (hours and minutes), in the middle of the month 12:05 and at the end of the month 12:10.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.Typical (usual) weather in Micronesia, Federated States in April is this: The average highest temperature in Micronesia, Federated States in April is 31.9 ℃ (89.42 ℉). The average lowest temperature is 24.6 ℃ (76.28 ℉). At the beginning of April you can expect lower temperatures, the average highest temperature is around 31.3 ℃ (88.34 ℉). At the end of April you can expect lower temperatures, the average highest temperature is around 31.55 ℃ (88.79 ℉). The average rainfall is 420.5 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 12:10 (hours and minutes), in the middle of the month 12:16 and at the end of the month 12:21.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.Typical (usual) weather in Micronesia, Federated States in May is this: The average highest temperature in Micronesia, Federated States in May is 31.2 ℃ (88.16 ℉). The average lowest temperature is 24.7 ℃ (76.46 ℉). At the beginning of May you can expect higher temperatures, the average highest temperature is around 31.55 ℃ (88.79 ℉). At the end of May you can expect higher temperatures, the average highest temperature is around 31.25 ℃ (88.25 ℉). The average rainfall is 496.5 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 12:21 (hours and minutes), in the middle of the month 12:26 and at the end of the month 12:29.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.Typical (usual) weather in Micronesia, Federated States in June is this: The average highest temperature in Micronesia, Federated States in June is 31.3 ℃ (88.34 ℉). The average lowest temperature is 24.1 ℃ (75.38 ℉). At the beginning of June you can expect lower temperatures, the average highest temperature is around 31.25 ℃ (88.25 ℉). At the end of June you can expect higher temperatures, the average highest temperature is around 31.75 ℃ (89.15 ℉). The average rainfall is 433.4 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 12:29 (hours and minutes), in the middle of the month 12:31 and at the end of the month 12:31.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.Typical (usual) weather in Micronesia, Federated States in July is this: The average highest temperature in Micronesia, Federated States in July is 32.2 ℃ (89.96 ℉). The average lowest temperature is 23.6 ℃ (74.48 ℉). At the beginning of July you can expect lower temperatures, the average highest temperature is around 31.75 ℃ (89.15 ℉). At the end of July you can expect lower temperatures, the average highest temperature is around 31.7 ℃ (89.06 ℉). The average rainfall is 458.5 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 12:31 (hours and minutes), in the middle of the month 12:29 and at the end of the month 12:26.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.Typical (usual) weather in Micronesia, Federated States in August is this: The average highest temperature in Micronesia, Federated States in August is 31.2 ℃ (88.16 ℉). The average lowest temperature is 22.9 ℃ (73.22 ℉). At the beginning of August you can expect higher temperatures, the average highest temperature is around 31.7 ℃ (89.06 ℉). At the end of August you can expect higher temperatures, the average highest temperature is around 31.7 ℃ (89.06 ℉). The average rainfall is 410.7 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 12:26 (hours and minutes), in the middle of the month 12:21 and at the end of the month 12:16.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.Typical (usual) weather in Micronesia, Federated States in September is this: The average highest temperature in Micronesia, Federated States in September is 32.2 ℃ (89.96 ℉). The average lowest temperature is 22.7 ℃ (72.86 ℉). At the beginning of September you can expect lower temperatures, the average highest temperature is around 31.7 ℃ (89.06 ℉). At the end of September you can expect lower temperatures, the average highest temperature is around 31.65 ℃ (88.97 ℉). The average rainfall is 404.2 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 12:16 (hours and minutes), in the middle of the month 12:10 and at the end of the month 12:05.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.Typical (usual) weather in Micronesia, Federated States in October is this: The average highest temperature in Micronesia, Federated States in October is 31.1 ℃ (87.98 ℉). The average lowest temperature is 23.1 ℃ (73.58 ℉). At the beginning of October you can expect higher temperatures, the average highest temperature is around 31.65 ℃ (88.97 ℉). At the end of October you can expect higher temperatures, the average highest temperature is around 31.75 ℃ (89.15 ℉). The average rainfall is 428.9 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 12:05 (hours and minutes), in the middle of the month 11:59 and at the end of the month 11:54.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.Typical (usual) weather in Micronesia, Federated States in November is this: The average highest temperature in Micronesia, Federated States in November is 32.4 ℃ (90.32 ℉). The average lowest temperature is 23.6 ℃ (74.48 ℉). At the beginning of November you can expect lower temperatures, the average highest temperature is around 31.75 ℃ (89.15 ℉). At the end of November you can expect lower temperatures, the average highest temperature is around 31.5 ℃ (88.7 ℉). The average rainfall is 390 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 11:54 (hours and minutes), in the middle of the month 11:49 and at the end of the month 11:45.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.Typical (usual) weather in Micronesia, Federated States in December is this: The average highest temperature in Micronesia, Federated States in December is 30.6 ℃ (87.08 ℉). The average lowest temperature is 24.6 ℃ (76.28 ℉). At the beginning of December you can expect higher temperatures, the average highest temperature is around 31.5 ℃ (88.7 ℉). At the end of December you can expect lower temperatures, the average highest temperature is around 30.6 ℃ (87.08 ℉). The average rainfall is 384.7 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 11:45 (hours and minutes), in the middle of the month 11:43 and at the end of the month 11:43.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.