Records for Boise Area, Idaho (BOIthr) on 12-23
Record Highs
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1: 57°F (1885)
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2: 56°F (1964)
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3: 56°F (1936)
Record Lows
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1: -18°F (1990)
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2: -18°F (1983)
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3: -6°F (1985)
Lowest Highs
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1: 45°F (1917)
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2: 44°F (1964)
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3: 44°F (1936)
Highest Lows
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1: -2°F (1990)
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2: 4°F (1983)
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3: 10°F (1924)
Highest December temperature:
70°F on 12-10-1939.
Lowest December temperature:
-25°F on 12-22-1990.
Average temperature is 31°F
Average high is 37.5°F
Average low is 24.4°F
Temperature data from 1875 to 2022.
Record Precipitation
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1: 1.03" (1955)
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2: 0.67" (1968)
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3: 0.32" (1908)
Precipitation data from 1878 to 2022.