Patterson, Illinois
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January 18° 35° -26° (1912) 77° (1909) 1.7" 5.5"
February 21° 41° -25° (1905) 83° (1932) 2" 4.5"
March 31° 52° -13° (1978) 94° (1907) 2.91" 1.8"
April 42° 64° 11° (1920) 93° (1930) 3.8" 0.3"
May 52° 74° 22° (1907) 103° (1934) 4.48" 0"
June 62° 82° 35° (1946) 106° (1934) 3.98" 0"
July 65° 86° 35° (1918) 113° (1934) 3.88" 0"
August 63° 85° 41° (1910) 112° (1934) 3.18" 0"
September 54° 78° 25° (1942) 104° (1913) 3.18" 0"
October 43° 67° 13° (1925) 95° (1953) 3.04" 0"
November 33° 53° -6° (1929) 84° (1937) 3.54" 0.5"
December 22° 39° -20° (1989) 74° (1948) 2.61" 3.9"
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
Feb 1 18° 37° -15° (1979) 71° (1911) 0.05" 0.2"
Feb 2 18° 37° -15° (1951) 68° (1911) 0.06" 0.2"
Feb 3 19° 37° -18° (1996) 65° (1931) 0.05" 0.1"
Feb 4 19° 37° -17° (1996) 70° (1962) 0.06" 0.2"
Feb 5 19° 38° -16° (1979) 69° (1938) 0.05" 0.2"
Feb 6 19° 38° -15° (1982) 65° (1938) 0.06" 0.2"
Feb 7 19° 38° -8° (1905) 66° (1925) 0.06" 0.1"
Feb 8 19° 38° -10° (1933) 67° (2009) 0.06" 0.2"
Feb 9 20° 39° -18° (1979) 71° (1943) 0.06" 0.2"
Feb 10 20° 39° -19° (1982) 83° (1932) 0.07" 0.2"
Feb 11 20° 39° -10° (1981) 71° (1932) 0.07" 0.1"
Feb 12 20° 39° -13° (1988) 74° (1938) 0.07" 0.2"
Feb 13 21° 40° -25° (1905) 74° (1938) 0.07" 0.2"
Feb 14 21° 40° -9° (1905) 74° (1954) 0.07" 0.2"
Feb 15 21° 40° -11° (1905) 75° (1921) 0.07" 0.1"
Feb 16 21° 41° -8° (1986) 71° (1911) 0.07" 0.2"
Feb 17 22° 41° -9° (1903) 70° (1911) 0.07" 0.1"
Feb 18 22° 41° -14° (1910) 68° (1971) 0.08" 0.2"
Feb 19 22° 42° -12° (1936) 73° (1930) 0.07" 0.1"
Feb 20 23° 42° -5° (1929) 68° (1930) 0.08" 0.2"
Feb 21 23° 42° -3° (1963) 72° (1996) 0.07" 0.1"
Feb 22 23° 43° -5° (1963) 75° (1922) 0.08" 0.2"
Feb 23 24° 43° -2° (1910) 70° (1995) 0.08" 0.1"
Feb 24 24° 44° -1° (1989) 79° (1930) 0.07" 0.1"
Feb 25 24° 44° -3° (1914) 74° (1930) 0.08" 0.2"
Feb 26 25° 44° -5° (1963) 73° (2000) 0.08" 0.1"
Feb 27 25° 45° -15° (1934) 76° (1976) 0.08" 0.2"
Feb 28 25° 45° 0° (1962) 75° (1976) 0.08" 0.1"
Feb 29 25° 45° 7° (1960) 79° (1972) 0.08" NA
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