Olean, New York
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January 12° 30° -32° (1957) 71° (1950) 2.79" 28.7"
February 12° 33° -36° (1979) 67° (1997) 2.19" 18.2"
March 19° 41° -23° (1980) 80° (1986) 2.78" 16.2"
April 31° 55° 1° (1969) 87° (1990) 3.32" 4"
May 40° 66° 15° (1963) 90° (2006) 3.75" 0.2"
June 50° 75° 26° (1972) 96° (1952) 4.4" 0"
July 54° 79° 30° (1965) 97° (1988) 4.58" 0"
August 53° 77° 28° (1965) 95° (1988) 3.94" 0"
September 46° 70° 20° (1959) 96° (1953) 4.44" 0"
October 36° 58° 6° (1965) 86° (1949) 3.78" 0.5"
November 28° 46° -5° (1967) 80° (1950) 3.63" 10.1"
December 18° 34° -28° (1980) 71° (1982) 3.2" 25.9"
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
Apr 1 26° 48° 1° (1969) 81° (1998) 0.11" 0.3"
Apr 2 26° 48° 14° (1954) 80° (1986) 0.11" 0.3"
Apr 3 27° 49° 3° (1962) 83° (2010) 0.11" 0.2"
Apr 4 27° 49° 2° (1954) 83° (2010) 0.12" 0.3"
Apr 5 27° 50° 8° (1963) 75° (1974) 0.11" 0.2"
Apr 6 28° 50° 8° (1963) 69° (1988) 0.11" 0.2"
Apr 7 28° 51° 9° (1982) 76° (1997) 0.11" 0.2"
Apr 8 28° 51° 2° (1979) 80° (1991) 0.11" 0.2"
Apr 9 29° 52° 7° (1958) 77° (1991) 0.12" 0.2"
Apr 10 29° 52° 9° (1979) 74° (1991) 0.11" 0.2"
Apr 11 30° 53° 9° (1974) 74° (1955) 0.12" 0.1"
Apr 12 30° 53° 13° (1973) 72° (1968) 0.12" 0.2"
Apr 13 30° 54° 15° (1959) 82° (2001) 0.11" 0.1"
Apr 14 31° 54° 13° (1950) 79° (1968) 0.12" 0.2"
Apr 15 31° 55° 12° (1963) 74° (2003) 0.12" 0.1"
Apr 16 31° 55° 15° (1963) 81° (1994) 0.11" 0.2"
Apr 17 32° 56° 15° (1962) 83° (2002) 0.11" 0.1"
Apr 18 32° 56° 20° (1963) 84° (2002) 0.11" 0.1"
Apr 19 32° 56° 18° (2001) 85° (1976) 0.11" 0.1"
Apr 20 32° 57° 16° (1969) 82° (2008) 0.1" 0.1"
Apr 21 33° 57° 16° (1981) 85° (1954) 0.11" 0.1"
Apr 22 33° 58° 18° (1959) 82° (1973) 0.1" 0"
Apr 23 33° 58° 17° (1989) 80° (1985) 0.1" 0.1"
Apr 24 34° 59° 15° (1989) 83° (1958) 0.11" 0"
Apr 25 34° 59° 16° (1967) 81° (1957) 0.1" 0"
Apr 26 34° 59° 19° (1967) 84° (2009) 0.1" 0.1"
Apr 27 34° 60° 20° (1993) 83° (1990) 0.11" 0"
Apr 28 35° 60° 20° (1993) 86° (2009) 0.12" 0"
Apr 29 35° 61° 20° (1967) 87° (1990) 0.11" 0.1"
Apr 30 35° 61° 24° (1977) 80° (1970) 0.11" 0"
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