Guam weather in June 2019

  • 31°C maximum daytime temperature in June in Guam (Agana)31
    31°C max day temperature
  • 7 hours of sunshine per day (50% of daylight hours) in June in Guam7
    7 hours of sunshine per day
  • 17 days with some rainfall in June in Guam (Agana)17
    17 days with some rainfall
  • 25°C minimum night-time temperature in June in Guam (Agana)25
    25°C min night temperature
  • 13 hours of daylight per day in June in Guam (Agana)13
    13 hours of daylight per day
  • Very high heat & humidity in June in Guam (Agana)VH
    Very High heat & humidity
  • 162 mm monthly rainfall in June in Guam (Agana)162
    162 mm of monthly rainfall
  • UV (maximum) index 11+ (Extreme) in June in Guam (Agana)11
    11+ (Extreme) UV index
  • 29°C sea temperature in June in Guam (Agana)29
    29°C sea temperature

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Expect 31°C daytime maximum temperatures in the shade with on average 7 hours of sunshine per day in Guam in June. Check more long-term weather averages for Guam in June before you book your next holiday to Guam in 2019/2020. The June weather averages shown above are for Agana.

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More about Guam

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The June weather guide for Guam, represented by 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)

Guide to Guam weather in June

The average maximum daytime temperature in Guam in June is a hot 31°C (88°F) with very high heat & humidity. The average night-time temperature is usually a warm 25°C (77°F). There are usually 7 hours of bright sunshine each day, which represents 50% of the 13 hours of daylight.

Expect 162mm (6.4 inches) of rainfall across the whole of June with 17 days with some rain falling. Maximum UV levels will be extreme (11+ UV index) at midday when the skies are clear.

The average sea temperature in and around Guam in June is 29°C (84°F).

The weather in Guam in June is represented by Agana.

Guam sunrise & sunset times for June 2019

Browse the sunrise & sunset times for Guam in June 2019. 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
Saturday, 1st June 2019 05:53 18:45
Sunday, 2nd June 2019 05:53 18:45
Monday, 3rd June 2019 05:53 18:45
Tuesday, 4th June 2019 05:53 18:46
Wednesday, 5th June 2019 05:53 18:46
Thursday, 6th June 2019 05:53 18:46
Friday, 7th June 2019 05:53 18:47
Saturday, 8th June 2019 05:53 18:47
Sunday, 9th June 2019 05:53 18:47
Monday, 10th June 2019 05:53 18:48
Tuesday, 11th June 2019 05:53 18:48
Wednesday, 12th June 2019 05:54 18:48
Thursday, 13th June 2019 05:54 18:48
Friday, 14th June 2019 05:54 18:49
Saturday, 15th June 2019 05:54 18:49
Sunday, 16th June 2019 05:54 18:49
Monday, 17th June 2019 05:54 18:49
Tuesday, 18th June 2019 05:54 18:50
Wednesday, 19th June 2019 05:55 18:50
Thursday, 20th June 2019 05:55 18:50
Friday, 21st June 2019 05:55 18:50
Saturday, 22nd June 2019 05:55 18:51
Sunday, 23rd June 2019 05:55 18:51
Monday, 24th June 2019 05:56 18:51
Tuesday, 25th June 2019 05:56 18:51
Wednesday, 26th June 2019 05:56 18:51
Thursday, 27th June 2019 05:56 18:52
Friday, 28th June 2019 05:57 18:52
Saturday, 29th June 2019 05:57 18:52
Sunday, 30th June 2019 05:57 18:52
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