Bonpas, Illinois
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January 20° 38° -24° (1994) 75° (1943) 3.05" 4"
February 24° 43° -25° (1951) 78° (1972) 2.83" 3.3"
March 32° 54° -15° (1978) 89° (1910) 4.34" 1.1"
April 43° 66° 21° (1994) 91° (1930) 4.33" 0.1"
May 53° 75° 29° (1971) 98° (1911) 5.83" 0"
June 63° 84° 36° (1917) 106° (1954) 4.19" 0"
July 66° 87° 45° (1937) 112° (1936) 4.33" 0"
August 64° 87° 41° (1964) 109° (1943) 3.2" 0"
September 55° 80° 27° (1928) 106° (1953) 3.07" 0"
October 44° 68° 17° (1952) 97° (1953) 3.99" 0"
November 34° 55° -2° (1929) 89° (1923) 4.48" 0.3"
December 24° 41° -19° (1989) 74° (1982) 3.88" 2.9"
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
May 1 48° 71° 29° (1963) 90° (1951) 0.2" 0"
May 2 48° 71° 32° (1978) 90° (1959) 0.2" 0"
May 3 48° 71° 32° (1967) 90° (1902) 0.2" 0"
May 4 49° 71° 29° (1971) 91° (1959) 0.2" 0"
May 5 49° 72° 34° (1917) 93° (1959) 0.2" 0"
May 6 49° 72° 32° (1944) 92° (1949) 0.2" 0"
May 7 50° 72° 31° (1944) 90° (1936) 0.19" 0"
May 8 50° 73° 34° (1928) 90° (1930) 0.18" 0"
May 9 50° 73° 31° (1947) 91° (1934) 0.2" 0"
May 10 51° 73° 30° (1966) 91° (1928) 0.19" 0"
May 11 51° 73° 32° (1907) 90° (1916) 0.2" 0"
May 12 51° 74° 32° (1981) 92° (1902) 0.2" 0"
May 13 52° 74° 35° (1960) 89° (1902) 0.21" 0"
May 14 52° 74° 34° (1910) 90° (1962) 0.21" 0"
May 15 52° 75° 34° (1920) 90° (1916) 0.2" 0"
May 16 53° 75° 35° (1997) 91° (1944) 0.19" 0"
May 17 53° 75° 36° (1973) 92° (1962) 0.2" 0"
May 18 53° 76° 36° (2002) 92° (1962) 0.19" 0"
May 19 54° 76° 36° (2002) 91° (1911) 0.19" 0"
May 20 54° 76° 36° (2002) 96° (1902) 0.18" 0"
May 21 54° 76° 35° (1954) 94° (1941) 0.19" 0"
May 22 55° 77° 37° (1924) 95° (1902) 0.19" 0"
May 23 55° 77° 37° (1926) 93° (1921) 0.18" 0"
May 24 55° 77° 41° (1917) 94° (1939) 0.17" 0"
May 25 56° 78° 33° (1925) 96° (1926) 0.17" 0"
May 26 56° 78° 34° (1979) 97° (1911) 0.17" 0"
May 27 56° 78° 33° (1961) 98° (1911) 0.17" 0"
May 28 57° 79° 38° (1907) 98° (1911) 0.17" 0"
May 29 57° 79° 38° (1964) 98° (1911) 0.16" 0"
May 30 57° 79° 38° (1947) 96° (1937) 0.16" 0"
May 31 58° 80° 36° (1930) 96° (1934) 0.17" 0"
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