The weather in September in Kwajalein

It's hot in September in Kwajalein with an average temperature of 31°C. Temperatures this month range from a low of 30°C to a high of 32°C. At night, you can expect temperatures between 26°C and 28°C.

September is a good month to be in Kwajalein for sunny weather. You’ll have high temperatures and not too much rain.

Average temperatures and precipitation

This chart shows the average daily maximum and minimum temperatures (in degrees Celsius) and precipitation (in millimeters) in September for Kwajalein, Marshall Islands. A low precipitation value usually indicates little to no rainfall on that day in recent years, while a higher value suggests more frequent rainfall.

Temperature records

With 33°C in 2016, Kwajalein reached the highest temperature in September over the past 10 years. The lowest daytime temperature in this month was 27°C in 2017. The extreme nighttime temperatures ranged from a lowest recorded value of 17°C to a highest value of 29°C.

Rainfall amount

In September, there is an average of 83 mm of precipitation, spread over 11 days. The wind speed is around 4 Bft, mostly coming from the South.

Daily weather in September for Kwajalein

Click on any day in September to get detailed info about the usual weather on that day in Kwajalein. Check out the historical temperatures and precipitation over the past 10 years on this day.

1

32° / 28°

2

31° / 27°

3

31° / 27°

4

31° / 27°

5

31° / 27°

6

31° / 27°

7

31° / 27°

8

31° / 27°

9

31° / 27°

10

31° / 27°

11

31° / 27°

12

31° / 27°

13

31° / 28°

14

31° / 28°

15

31° / 27°

16

31° / 27°

17

31° / 27°

18

31° / 27°

19

31° / 27°

20

31° / 27°

21

31° / 28°

22

31° / 27°

23

31° / 27°

24

31° / 27°

25

31° / 27°

26

30° / 26°

27

31° / 27°

28

31° / 27°

29

30° / 27°

30

31° / 27°

Start of September

The month of September starts in Kwajalein with hot temps, averaging around 32°C during the day and nights around 28°C.

Mid September

By mid-September, daytime temps drop to around 31°C, with nights around 28°C. There’s a chance of some showers during this time, but plenty of dry and sunny days too.

End of September

By the end of September, the average daytime temperature in Kwajalein is around 31°C, while nighttime temps are about 27°C. A shower might pop up, but overall, the weather will be dry and sunny.

UV index

The UV index is a maximum of 9 this month. That's a very high value on the intensity scale of 1 to 11. Unprotected skin can burn within 10-15 minutes.

Check out the climate of Kwajalein for all months and discover the best travel time

Temperature charts

These charts show the average temperatures in September in Kwajalein, Marshall Islands. The temperatures are shown in degrees Celsius and are calculated based on data from the past 10 years.

Daily Temperature in September in Kwajalein

Temperature in September in Kwajalein over the years

Precipitation charts

These charts show the average amount of precipitation in September in Kwajalein, Marshall Islands. Precipitation is always measured as water, even when it falls as snow or hail The amount of precipitation is displayed in millimeters, while snowfall is shown in centimeters.

Daily Precipitation in September in Kwajalein

Total precipitation in September in Kwajalein over the years

Daily UV index in September in Kwajalein

This chart shows the average daily UV index in September in Kwajalein, with the UV index ranging from 0 to a maximum of 11. The bottom of the chart shows the days of the month. Based on historical data, this chart provides an idea of the daily UV radiation levels you can expect.

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Average weather in Kwajalein by month

Click on a month below to see detailed weather info for Kwajalein. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.