Records for Guam Area, Guam (GUMthr) on 09-18
Record Highs
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1: 93°F (2014)
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2: 92°F (2018)
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3: 92°F (1984)
Record Lows
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1: 73°F (1966)
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2: 73°F (1960)
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3: 73°F (1956)
Lowest Highs
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1: 81°F (2020)
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2: 81°F (1971)
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3: 79°F (2021)
Highest Lows
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1: 82°F (1953)
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2: 83°F (2001)
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3: 83°F (1975)
Highest September temperature:
94°F on 09-06-2016.
Lowest September temperature:
70°F on 09-03-1992.
Average temperature is 81.5°F
Average high is 87°F
Average low is 76°F
Temperature data from 1945 to 2022.
Record Precipitation
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1: 2.35" (1981)
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2: 2.23" (1961)
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3: 2.13" (2012)
Precipitation data from 1945 to 2022.