Records for Boise Area, Idaho (BOIthr) on 04-21
Record Highs
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1: 87°F (2016)
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2: 87°F (1934)
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3: 86°F (2009)
Record Lows
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1: 23°F (1968)
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2: 24°F (1970)
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3: 24°F (1951)
Lowest Highs
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1: 55°F (1994)
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2: 54°F (1906)
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3: 53°F (1942)
Highest Lows
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1: 46°F (1920)
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2: 48°F (1985)
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3: 48°F (1912)
Highest April temperature:
92°F on 04-25-1946.
Lowest April temperature:
11°F on 04-01-1936.
Average temperature is 52.1°F
Average high is 63.7°F
Average low is 40.4°F
Temperature data from 1875 to 2022.
Record Precipitation
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1: 0.58" (2011)
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2: 0.41" (2005)
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3: 0.39" (1985)
Precipitation data from 1878 to 2022.