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Guam weather in January 2021
- 3030°C max day temperature
- 2323 days with some rainfall
- 2424°C min night temperature
- 1111 hours of daylight per day
- HHigh heat & humidity
- 130130 mm of monthly rainfall
- 1010 (Very High) UV index
- 2828°C sea temperature
The January weather guide for Guam 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.
How hot is it in Guam in January?
Daytime temperatures usually reach 30°C in Agana, Guam in January with high heat and humidity, falling to 24°C at night.
How sunny is it in Guam in January?
There are normally 6 hours of bright sunshine each day in Agana, Guam in January - that's 50% of daylight hours.
How warm is the sea around Guam in January?
The average sea temperature around Agana, Guam in January is 28°C.
Does it rain in Guam in January?
There are usually 23 days with some rain in Agana, Guam in January and the average monthly rainfall is 130mm.
What is the chance of a typhoon in Guam in January?
On average less than 1 day in January in Agana, Guam is likely to be affected by the passage of one or more tropical storms.
Guam sunrise & sunset times for January 2021
Browse the sunrise & sunset times for Guam in January 2021. Select a month to view Guam sunrise & sunset times for the next twelve months. The Guam sunrise & sunset times shown below are for Agana.
|Date||Sunrise times||Sunset times|
|Friday, 1st January 2021||06:44||18:05|
|Saturday, 16th January 2021||06:48||18:13|
|Sunday, 31st January 2021||06:48||18:21|
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Metric (°C / mm) | Imperial (°F / inches)
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