Agana weather in June 2025

Expect 31°C daytime maximum temperatures in the shade with on average 7 hours of sunshine per day in Agana in June. Check more long-term weather averages for Agana in June before you book your next holiday to Guam in 2025/2026.

  • 31°C maximum daytime temperature in June in Agana31
    31°C max day temperature
  • 7 hours of sunshine per day
  • 17 days with some rainfall in June in Agana17
    17 days with some rainfall
  • 25°C minimum night-time temperature in June in Agana25
    25°C min night temperature
  • 13 hours of daylight per day in June in Agana13
    13 hours of daylight per day
  • Very high heat & humidity in June in AganaVH
    Very High heat & humidity
  • 162 mm monthly rainfall in June in Agana162
    162 mm of monthly rainfall
  • UV (maximum) index 11+ (Extreme) in June in Agana11
    11+ (Extreme) UV index
  • 29°C sea temperature in June in Agana29
    29°C sea temperature

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The June 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.

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

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How hot is it in Agana in June?

Daytime temperatures usually reach 31°C in Agana in June with very high heat and humidity, falling to 25°C at night.

How sunny is it in Agana in June?

There are normally 7 hours of bright sunshine each day in Agana in June - that's 50% of daylight hours.

How warm is the sea around Agana in June?

The average sea temperature around Agana in June is 29°C.

Does it rain in Agana in June?

There are usually 17 days with some rain in Agana in June and the average monthly rainfall is 162mm.

What is the chance of a typhoon in Agana in June?

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

Agana June sunrise & sunset times

Browse the sunrise and sunset times for Agana in June 2025. Select a month to view Agana sunrise and sunset times for the next 12 months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Sunday, 1st June 2025 05:53 18:45
Sunday, 15th June 2025 05:54 18:49
Monday, 30th June 2025 05:57 18:52

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