Records for Lewiston Area, Idaho (LWSthr) on 09-19
Record Highs
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1: 100°F (1922)
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2: 98°F (1917)
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3: 97°F (1906)
Record Lows
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1: 30°F (1895)
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2: 32°F (1957)
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3: 35°F (1945)
Lowest Highs
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1: 65°F (1917)
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2: 63°F (1956)
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3: 63°F (1898)
Highest Lows
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1: 56°F (1924)
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2: 57°F (1996)
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3: 58°F (2006)
Highest September temperature:
108°F on 09-06-1944.
Lowest September temperature:
27°F on 09-24-1926.
Average temperature is 64.8°F
Average high is 78.3°F
Average low is 51.4°F
Temperature data from 1881 to 2022.
Record Precipitation
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1: 0.55" (1940)
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2: 0.47" (1998)
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3: 0.43" (1941)
Precipitation data from 1881 to 2022.