Records for Lewiston Area, Idaho (LWSthr) on 05-31
Record Highs
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1: 102°F (1903)
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2: 98°F (1986)
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3: 97°F (1910)
Record Lows
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1: 34°F (1951)
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2: 37°F (1895)
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3: 38°F (1955)
Lowest Highs
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1: 67°F (1931)
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2: 65°F (1986)
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3: 65°F (1972)
Highest Lows
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1: 54°F (1966)
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2: 56°F (2000)
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3: 58°F (1990)
Highest May temperature:
104°F on 05-28-1934.
Lowest May temperature:
23°F on 05-01-1954.
Average temperature is 63.3°F
Average high is 75.2°F
Average low is 51.4°F
Temperature data from 1881 to 2022.
Record Precipitation
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1: 0.90" (2020)
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2: 0.68" (1940)
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3: 0.35" (1990)
Precipitation data from 1881 to 2022.