Grandfield, Oklahoma
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January 24° 51° -9° (1988) 86° (1950) 1.06" NA
February 28° 57° -5° (1951) 92° (1996) 1.49" NA
March 36° 65° 5° (2002) 99° (1971) 2.49" NA
April 45° 74° 20° (1975) 103° (2006) 2.66" NA
May 56° 83° 34° (1960) 111° (2000) 4.86" NA
June 66° 93° 46° (1964) 116° (1994) 4.03" NA
July 69° 99° 53° (1972) 113° (1996) 2.22" NA
August 69° 97° 50° (1966) 115° (1964) 2.56" NA
September 61° 89° 34° (1984) 113° (2000) 3.26" NA
October 49° 78° 16° (1993) 105° (1977) 3.12" NA
November 36° 63° 12° (1993) 88° (1980) 1.77" NA
December 27° 53° -13° (1989) 85° (1955) 1.6" NA
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
Sep 1 66° 93° 54° (1968) 109° (1951) 0.1" NA
Sep 2 65° 93° 56° (1952) 109° (1951) 0.1" NA
Sep 3 65° 93° 49° (1974) 109° (2000) 0.1" NA
Sep 4 65° 92° 46° (1974) 110° (2000) 0.1" NA
Sep 5 65° 92° 47° (1974) 113° (2000) 0.11" NA
Sep 6 64° 92° 51° (1974) 110° (1998) 0.11" NA
Sep 7 64° 91° 48° (1974) 106° (1948) 0.11" NA
Sep 8 64° 91° 50° (1957) 103° (1998) 0.11" NA
Sep 9 63° 91° 51° (1957) 104° (1984) 0.11" NA
Sep 10 63° 90° 46° (1962) 105° (1984) 0.11" NA
Sep 11 63° 90° 49° (1960) 106° (1963) 0.11" NA
Sep 12 62° 90° 48° (1959) 109° (2000) 0.11" NA
Sep 13 62° 90° 49° (1954) 104° (1965) 0.11" NA
Sep 14 62° 89° 47° (1961) 104° (1965) 0.11" NA
Sep 15 62° 89° 43° (1993) 105° (1965) 0.11" NA
Sep 16 61° 89° 45° (1993) 104° (1956) 0.11" NA
Sep 17 61° 88° 44° (1981) 104° (1997) 0.11" NA
Sep 18 60° 88° 40° (1981) 104° (1997) 0.11" NA
Sep 19 60° 88° 44° (1981) 101° (1954) 0.11" NA
Sep 20 60° 87° 42° (1971) 107° (1954) 0.11" NA
Sep 21 59° 87° 34° (1983) 103° (1956) 0.11" NA
Sep 22 59° 87° 37° (1983) 103° (1998) 0.11" NA
Sep 23 59° 86° 39° (1994) 101° (2000) 0.11" NA
Sep 24 58° 86° 37° (1989) 99° (1984) 0.11" NA
Sep 25 58° 86° 42° (1989) 100° (1977) 0.11" NA
Sep 26 57° 85° 38° (2000) 105° (1977) 0.11" NA
Sep 27 57° 85° 40° (2000) 104° (1953) 0.11" NA
Sep 28 57° 85° 41° (1967) 108° (1953) 0.11" NA
Sep 29 56° 84° 42° (1949) 101° (1998) 0.11" NA
Sep 30 56° 84° 34° (1984) 107° (1977) 0.11" NA
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