Records for Guam Area, Guam (GUMthr) on 12-21
Record Highs
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1: 90°F (1983)
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2: 89°F (2014)
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3: 89°F (1988)
Record Lows
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1: 71°F (1991)
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2: 71°F (1989)
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3: 72°F (2004)
Lowest Highs
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1: 81°F (2014)
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2: 80°F (2018)
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3: 80°F (2017)
Highest Lows
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1: 82°F (2002)
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2: 82°F (1956)
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3: 83°F (1996)
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 86.4°F
Average low is 76.3°F
Temperature data from 1945 to 2022.
Record Precipitation
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1: 11.24" (1990)
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2: 1.70" (2010)
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3: 1.13" (2003)
Precipitation data from 1945 to 2022.