Records for Boise Area, Idaho (BOIthr) on 05-22
Record Highs
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1: 93°F (1988)
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2: 92°F (1958)
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3: 91°F (1892)
Record Lows
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1: 28°F (1960)
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2: 33°F (1986)
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3: 33°F (1905)
Lowest Highs
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1: 62°F (1963)
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2: 60°F (1988)
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3: 60°F (1924)
Highest Lows
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1: 46°F (2010)
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2: 52°F (1998)
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3: 52°F (1916)
Highest May temperature:
100°F on 05-29-1897.
Lowest May temperature:
22°F on 05-05-1982.
Average temperature is 61.7°F
Average high is 74.2°F
Average low is 49.3°F
Temperature data from 1875 to 2022.
Record Precipitation
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1: 1.41" (2010)
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2: 0.57" (1965)
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3: 0.45" (2021)
Precipitation data from 1878 to 2022.