Guam Government House Weather in June
What's the weather like in Guam Government House (Hagåtña Municipality) in June 2025?
The climate in Guam Government House during June can be summarized as very hot, humid and wet.
June is in the summer in Guam Government House and is typically the warmest month of the year. Daytime maximum temperatures average around a steamy 31°C (88°F), whilst at night 25°C (77°F) is normal.
| Daytime temperature | 31.1°C 87.9°F |
|---|---|
| Nightly temperature | 25.2°C 77.3°F |
| Average temperature | 28.1°C 82.6°F |
| Daily sunshine | 6.9 hrs |
| Avg rainfall | 162 mm 6.4 ins |
| Rainy days | 17 days |
| Sea temperature | 29.3°C 84.8°F |
| Humidity | 83% |
| Windspeed | 10.1kph 6 mph |
On average June is the 6th wettest month of the year in Guam Government House with around 162mm 6.4 inches of rain making it a wet time to visit. This rainfall is typically spread over 17 days, although this may vary considerably.
On the flip side this corresponds to an average of 6.9 hours of sunshine per day.
June temperatures in Guam Government House
June rainfall
June hourly sunshine
The data used in these monthly averages covers a period of over 100 years right up until last year. As such they are a valid prediction of what to expect for the weather in Guam Government House in June 2025.
Other monthly averages
Guam Government House weather stats
| Hottest month: | June | 30.9°C 87.6°F |
|---|---|---|
| Driest month: | March | 89mm 3.5ins |
| Sunniest month: | March | 7.4hrs |
| Coldest month: | February | 29.6°C 85.3°F |
| Wettest month: | August | 363mm 14.3ins |
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