Kosrae weather in September 2026

Q: How hot is it in Kosrae in September?

Daytime temperatures usually reach 31°C in Kosrae in September with very high heat and humidity, falling to 22°C at night.

Q: How sunny is it in Kosrae in September?

There are normally 6 hours of bright sunshine each day in Kosrae in September - that's 45% of daylight hours.

Q: How warm is the sea around Kosrae in September?

The average sea temperature around Kosrae in September is 29°C.

Q: Does it rain in Kosrae in September?

There are usually 22 days with some rain in Kosrae in September and the average monthly rainfall is 374mm.

Q: What is the chance of a typhoon in Kosrae in September?

On average less than 1 day in September in Kosrae is likely to be affected by the passage of one or more tropical storms.

Expect daytime maximum temperatures of 31°C in Kosrae, Federated States of Micronesia in September and high heat and humidity based on long-term weather averages. There are 19 days with some rainfall and typically 288 mm of rainfall in the month.

31
31°C max day temperature
19
19 days with some rainfall
24
24°C min night temperature
12
12 hours of daylight per day
H
High heat & humidity
288
288 mm of monthly rainfall
11
11+ (Extreme) UV index
29
29°C sea temperature

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The September weather guide for Federated States of Micronesia (Kosrae) shows long term weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.

Metric (°C / mm) | Imperial (°F / inches)

How hot is it in Kosrae in September?

Daytime temperatures usually reach 31°C in Kosrae in September with very high heat and humidity, falling to 22°C at night.

How sunny is it in Kosrae in September?

There are normally 6 hours of bright sunshine each day in Kosrae in September - that's 45% of daylight hours.

How warm is the sea around Kosrae in September?

The average sea temperature around Kosrae in September is 29°C.

Does it rain in Kosrae in September?

There are usually 22 days with some rain in Kosrae in September and the average monthly rainfall is 374mm.

What is the chance of a typhoon in Kosrae in September?

On average less than 1 day in September in Kosrae is likely to be affected by the passage of one or more tropical storms.

Kosrae September sunrise & sunset times

Browse the sunrise and sunset times for Kosrae in September 2026. Select a month to view Kosrae sunrise and sunset times for the next 12 months.

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

Date	Sunrise times	Sunset times
Tuesday, 1st September 2026	06:02	18:15
Tuesday, 15th September 2026	05:59	18:08
Wednesday, 30th September 2026	05:56	18:00

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Federated States of Micronesia - quick facts
Time difference	UK +10 to +11 hours
Language(s)	English, Chuukese
Currency	United States Dollar
Electricity	A + B plug (120V)
Driving side	Right
Why visit?	Beaches Nature
Tourist info	Tourism FSM