Records for Alturas Area, California (AATthr) on 12-20
Record Highs
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1: 57°F (1966)
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2: 55°F (2020)
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3: 55°F (1980)
Record Lows
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1: -14°F (1978)
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2: -12°F (1949)
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3: -11°F (1977)
Lowest Highs
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1: 39°F (2019)
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2: 38°F (1969)
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3: 38°F (1955)
Highest Lows
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1: 20°F (1998)
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2: 20°F (1977)
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3: 25°F (1990)
Highest December temperature:
71°F on 12-04-1939.
Lowest December temperature:
-34°F on 12-09-1972.
Average temperature is 31.3°F
Average high is 40.4°F
Average low is 22.2°F
Temperature data from 1935 to 2022.
Record Precipitation
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1: 0.70" (1961)
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2: 0.61" (1969)
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3: 0.38" (1974)
Precipitation data from 1935 to 2022.