Records for Boise Area, Idaho (BOIthr) on 09-06
Record Highs
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1: 101°F (2022)
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2: 98°F (1955)
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3: 96°F (1944)
Record Lows
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1: 32°F (1886)
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2: 34°F (1895)
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3: 39°F (1884)
Lowest Highs
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1: 71°F (1998)
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2: 70°F (1963)
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3: 69°F (1955)
Highest Lows
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1: 61°F (1884)
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2: 62°F (1901)
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3: 64°F (1919)
Highest September temperature:
104°F on 09-07-2022.
Lowest September temperature:
23°F on 09-14-1970.
Average temperature is 69.6°F
Average high is 83.8°F
Average low is 55.5°F
Temperature data from 1875 to 2022.
Record Precipitation
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1: 0.43" (1978)
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2: 0.34" (1985)
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3: 0.26" (1998)
Precipitation data from 1878 to 2022.