Byron, Illinois
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January 13° 29° -27° (1982) 63° (1989) 1.37" 10.2"
February 18° 34° -25° (1933) 70° (2000) 1.47" 7.7"
March 28° 47° -11° (2002) 85° (1986) 2.32" 4.8"
April 38° 61° 5° (1982) 93° (1930) 3.35" 0.9"
May 48° 72° 24° (1966) 106° (1934) 4.02" 0"
June 59° 81° 35° (1945) 106° (1934) 4.65" 0"
July 63° 85° 43° (1967) 112° (1936) 3.95" 0"
August 61° 82° 35° (1915) 104° (1988) 4.59" 0"
September 52° 75° 24° (1942) 103° (1939) 3.35" 0"
October 41° 63° 7° (1925) 91° (1922) 2.67" 0.1"
November 30° 48° -10° (1977) 81° (1933) 2.58" 1.7"
December 18° 33° -24° (1983) 67° (2001) 1.98" 11.3"
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
Jun 1 54° 77° 36° (1897) 106° (1934) 0.16" 0"
Jun 2 54° 77° 41° (2003) 98° (1934) 0.16" 0"
Jun 3 54° 78° 38° (1947) 100° (1934) 0.16" 0"
Jun 4 55° 78° 35° (1945) 98° (1934) 0.17" 0"
Jun 5 55° 78° 35° (1945) 94° (1934) 0.16" 0"
Jun 6 56° 79° 42° (2000) 98° (1933) 0.17" 0"
Jun 7 56° 79° 38° (1935) 97° (1933) 0.17" 0"
Jun 8 56° 79° 36° (1913) 98° (1934) 0.16" 0"
Jun 9 57° 80° 36° (1913) 96° (1895) 0.16" 0"
Jun 10 57° 80° 37° (1913) 98° (1933) 0.16" 0"
Jun 11 57° 80° 38° (1972) 98° (1933) 0.16" 0"
Jun 12 58° 80° 39° (1903) 95° (1956) 0.16" 0"
Jun 13 58° 81° 42° (1978) 94° (1987) 0.16" 0"
Jun 14 58° 81° 40° (1933) 98° (1987) 0.16" 0"
Jun 15 59° 81° 39° (1927) 95° (1994) 0.16" 0"
Jun 16 59° 82° 40° (1917) 96° (1994) 0.15" 0"
Jun 17 59° 82° 42° (1980) 99° (1933) 0.16" 0"
Jun 18 60° 82° 47° (1999) 99° (1994) 0.16" 0"
Jun 19 60° 82° 46° (1916) 99° (1953) 0.15" 0"
Jun 20 60° 83° 40° (1926) 101° (1988) 0.16" 0"
Jun 21 60° 83° 39° (1992) 100° (1988) 0.15" 0"
Jun 22 61° 83° 45° (1992) 97° (1923) 0.15" 0"
Jun 23 61° 83° 43° (1936) 99° (1923) 0.15" 0"
Jun 24 61° 83° 42° (1927) 100° (1923) 0.15" 0"
Jun 25 61° 84° 43° (1979) 101° (1988) 0.15" 0"
Jun 26 62° 84° 45° (1926) 100° (1931) 0.15" 0"
Jun 27 62° 84° 43° (1905) 103° (1933) 0.14" 0"
Jun 28 62° 84° 43° (1925) 103° (1934) 0.14" 0"
Jun 29 62° 84° 42° (1923) 103° (1931) 0.13" 0"
Jun 30 62° 84° 42° (1943) 102° (1931) 0.13" 0"
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