Records for Rockford Area, Illinois (RFDthr) on 05-20
Record Highs
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1: 94°F (1934)
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2: 91°F (2012)
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3: 91°F (1921)
Record Lows
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1: 31°F (1924)
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2: 32°F (2002)
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3: 34°F (1981)
Lowest Highs
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1: 67°F (1975)
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2: 66°F (2021)
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3: 66°F (1977)
Highest Lows
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1: 47°F (2015)
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2: 51°F (2002)
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3: 55°F (1990)
Highest May temperature:
106°F on 05-31-1934.
Lowest May temperature:
24°F on 05-10-1966.
Average temperature is 61.8°F
Average high is 72.7°F
Average low is 50.9°F
Temperature data from 1893 to 2022.
Record Precipitation
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1: 2.14" (1996)
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2: 2.10" (1933)
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3: 1.21" (1987)
Precipitation data from 1893 to 2022.