Records for Guam Area, Guam (GUMthr) on 12-20
Record Highs
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1: 90°F (2014)
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2: 90°F (1988)
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3: 89°F (2017)
Record Lows
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1: 71°F (1963)
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2: 73°F (1992)
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3: 74°F (2005)
Lowest Highs
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1: 80°F (2014)
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2: 79°F (2017)
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3: 79°F (2012)
Highest Lows
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1: 80°F (1990)
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2: 81°F (1979)
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3: 82°F (1992)
Highest December temperature:
91°F on 12-02-1994.
Lowest December temperature:
68°F on 12-31-1962.
Average temperature is 81.4°F
Average high is 86.5°F
Average low is 76.4°F
Temperature data from 1945 to 2022.
Record Precipitation
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1: 1.22" (1990)
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2: 0.95" (2018)
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3: 0.91" (1976)
Precipitation data from 1945 to 2022.