Records for Rockford Area, Illinois (RFDthr) on 09-17
Record Highs
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1: 93°F (1988)
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2: 93°F (1927)
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3: 92°F (1925)
Record Lows
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1: 35°F (1916)
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2: 36°F (1943)
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3: 37°F (1937)
Lowest Highs
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1: 78°F (1895)
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2: 69°F (1931)
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3: 69°F (1907)
Highest Lows
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1: 55°F (1973)
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2: 55°F (1903)
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3: 59°F (1958)
Highest September temperature:
103°F on 09-07-1939.
Lowest September temperature:
24°F on 09-28-1942.
Average temperature is 64°F
Average high is 75.1°F
Average low is 53°F
Temperature data from 1893 to 2022.
Record Precipitation
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1: 2.21" (1970)
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2: 1.23" (1913)
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3: 1.22" (1973)
Precipitation data from 1893 to 2022.