Hahnaman, Illinois
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January 11° 28° -27° (1985) 73° (1942) 1.31" NA
February 17° 33° -26° (1905) 70° (2000) 1.35" NA
March 28° 46° -13° (1962) 87° (1986) 2.65" NA
April 39° 59° 6° (1982) 93° (1986) 3.49" NA
May 51° 71° 24° (2005) 105° (1934) 4.43" NA
June 60° 81° 37° (1945) 106° (1934) 4.52" NA
July 64° 83° 44° (1904) 111° (1936) 3.61" NA
August 61° 81° 36° (1923) 105° (1936) 4.36" NA
September 53° 75° 24° (1942) 101° (1953) 3.45" NA
October 41° 63° 10° (1925) 92° (1963) 2.8" NA
November 29° 46° -8° (1977) 81° (1950) 2.57" NA
December 17° 33° -23° (1924) 68° (1998) 2.03" NA
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
May 1 45° 66° 27° (1978) 90° (1952) 0.13" NA
May 2 45° 66° 28° (1976) 90° (1901) 0.13" NA
May 3 46° 66° 24° (2005) 90° (1928) 0.13" NA
May 4 46° 67° 27° (2005) 92° (1952) 0.13" NA
May 5 46° 67° 30° (1917) 93° (1949) 0.13" NA
May 6 47° 68° 30° (1917) 95° (1934) 0.13" NA
May 7 47° 68° 25° (1989) 88° (1916) 0.14" NA
May 8 48° 68° 31° (1989) 90° (1963) 0.14" NA
May 9 48° 69° 29° (1966) 96° (1934) 0.14" NA
May 10 48° 69° 25° (1966) 90° (1922) 0.14" NA
May 11 49° 70° 29° (1907) 91° (1987) 0.14" NA
May 12 49° 70° 31° (1928) 93° (1956) 0.14" NA
May 13 50° 70° 34° (1923) 92° (1956) 0.14" NA
May 14 50° 71° 31° (1920) 91° (1932) 0.14" NA
May 15 50° 71° 34° (1926) 90° (1982) 0.14" NA
May 16 51° 71° 31° (1997) 90° (1911) 0.14" NA
May 17 51° 72° 35° (1930) 92° (1934) 0.14" NA
May 18 51° 72° 34° (1916) 93° (1934) 0.15" NA
May 19 52° 72° 32° (1929) 95° (1934) 0.15" NA
May 20 52° 73° 33° (1954) 94° (1934) 0.15" NA
May 21 53° 73° 30° (2002) 94° (1934) 0.15" NA
May 22 53° 73° 34° (1963) 96° (1956) 0.15" NA
May 23 53° 74° 35° (1931) 95° (1921) 0.15" NA
May 24 54° 74° 33° (1917) 94° (1939) 0.15" NA
May 25 54° 75° 29° (1925) 94° (1985) 0.15" NA
May 26 54° 75° 33° (1961) 95° (1985) 0.15" NA
May 27 55° 75° 30° (1992) 93° (1911) 0.15" NA
May 28 55° 76° 30° (1965) 91° (1913) 0.15" NA
May 29 55° 76° 34° (1965) 98° (1934) 0.15" NA
May 30 56° 76° 36° (1930) 99° (1934) 0.15" NA
May 31 56° 77° 40° (1904) 105° (1934) 0.16" NA
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