Records for Boise Area, Idaho (BOIthr) on 12-16
Record Highs
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1: 64°F (1939)
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2: 59°F (1957)
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3: 59°F (1941)
Record Lows
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1: -2°F (1985)
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2: -2°F (1922)
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3: 1°F (1919)
Lowest Highs
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1: 50°F (1939)
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2: 44°F (1917)
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3: 42°F (1973)
Highest Lows
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1: 16°F (1922)
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2: 16°F (1919)
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3: 18°F (1985)
Highest December temperature:
70°F on 12-10-1939.
Lowest December temperature:
-25°F on 12-22-1990.
Average temperature is 31.7°F
Average high is 38.3°F
Average low is 25°F
Temperature data from 1875 to 2022.
Record Precipitation
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1: 1.05" (1884)
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2: 0.38" (1957)
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3: 0.32" (1937)
Precipitation data from 1878 to 2022.