Records for Boise Area, Idaho (BOIthr) on 08-09
Record Highs
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1: 106°F (2018)
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2: 105°F (1875)
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3: 103°F (1971)
Record Lows
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1: 40°F (1895)
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2: 43°F (1985)
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3: 44°F (1900)
Lowest Highs
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1: 76°F (2022)
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2: 74°F (1890)
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3: 71°F (2005)
Highest Lows
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1: 71°F (1962)
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2: 71°F (1900)
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3: 73°F (1907)
Highest August temperature:
110°F on 08-04-1961.
Lowest August temperature:
32°F on 08-25-1892.
Average temperature is 77.8°F
Average high is 93°F
Average low is 62.6°F
Temperature data from 1875 to 2022.
Record Precipitation
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1: 0.74" (1930)
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2: 0.59" (1963)
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3: 0.54" (1968)
Precipitation data from 1878 to 2022.