Records for Boise Area, Idaho (BOIthr) on 05-04
Record Highs
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1: 93°F (1966)
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2: 89°F (2004)
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3: 88°F (1992)
Record Lows
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1: 26°F (1982)
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2: 28°F (1959)
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3: 29°F (1985)
Lowest Highs
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1: 57°F (2016)
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2: 56°F (1979)
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3: 56°F (1970)
Highest Lows
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1: 49°F (1975)
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2: 49°F (1961)
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3: 50°F (1993)
Highest May temperature:
100°F on 05-29-1897.
Lowest May temperature:
22°F on 05-05-1982.
Average temperature is 56.3°F
Average high is 68.5°F
Average low is 44.1°F
Temperature data from 1875 to 2022.
Record Precipitation
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1: 1.30" (1896)
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2: 0.65" (1926)
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3: 0.62" (2003)
Precipitation data from 1878 to 2022.