Records for Boise Area, Idaho (BOIthr) on 05-01
Record Highs
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1: 88°F (1985)
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2: 85°F (1998)
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3: 84°F (2000)
Record Lows
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1: 26°F (1886)
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2: 27°F (1954)
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3: 27°F (1894)
Lowest Highs
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1: 55°F (1879)
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2: 54°F (1981)
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3: 53°F (2007)
Highest Lows
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1: 45°F (1915)
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2: 48°F (1948)
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3: 48°F (1899)
Highest May temperature:
100°F on 05-29-1897.
Lowest May temperature:
22°F on 05-05-1982.
Average temperature is 55.3°F
Average high is 67.4°F
Average low is 43.2°F
Temperature data from 1875 to 2022.
Record Precipitation
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1: 1.04" (1938)
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2: 1.00" (1950)
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3: 0.92" (1983)
Precipitation data from 1878 to 2022.