Records for Mount Shasta Area, California (MHSthr) on 05-18
Record Highs
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1: 91°F (2008)
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2: 91°F (1954)
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3: 88°F (2009)
Record Lows
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1: 28°F (1977)
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2: 28°F (1974)
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3: 30°F (2003)
Lowest Highs
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1: 55°F (2008)
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2: 54°F (1973)
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3: 52°F (2006)
Highest Lows
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1: 43°F (1948)
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2: 45°F (1991)
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3: 49°F (2019)
Highest May temperature:
96°F on 05-30-1986.
Lowest May temperature:
21°F on 05-01-1954.
Average temperature is 54.9°F
Average high is 68.8°F
Average low is 41°F
Temperature data from 1948 to 2022.
Record Precipitation
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1: 1.11" (2005)
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2: 0.87" (2019)
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3: 0.82" (1981)
Precipitation data from 1948 to 2022.