Guam weather in March 2023

30
30°C max day temperature
7
7 hours of sunshine per day
20
20 days with some rainfall
24
24°C min night temperature
12
12 hours of daylight per day
H
High heat & humidity
89
89 mm of monthly rainfall
11
11+ (Extreme) UV index
27
27°C sea temperature

Auto Europe: Cheap car hire deals worldwide

Compare car hire prices to find lowest rate
Free cancellation up to 48 hours before pick up
Book car hire for over 20,000 destinations worldwide

Recommended for Guam

The March weather guide for Guam, represented by Agana, (Agana) 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.

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

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

How hot is it in Guam in March?

Daytime temperatures usually reach 30°C in Agana, Guam in March with high heat and humidity, falling to 24°C at night.

How sunny is it in Guam in March?

There are normally 7 hours of bright sunshine each day in Agana, Guam in March - that's 58% of daylight hours.

How warm is the sea around Guam in March?

The average sea temperature around Agana, Guam in March is 27°C.

Does it rain in Guam in March?

There are usually 20 days with some rain in Agana, Guam in March and the average monthly rainfall is 89mm.

Guam March sunrise & sunset times

Browse the sunrise and sunset times for Guam in March 2023. Select a month to view Guam sunrise and sunset times for the next 12 months. The Guam sunrise and sunset times shown below are for Agana.

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