Gretna, Missouri
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January 23° 44° -15° (1984) 80° (1950) 2.48" 2.6"
February 27° 49° -19° (1951) 87° (1962) 2.71" 2.5"
March 35° 59° 0° (2002) 90° (1967) 3.9" 1"
April 43° 69° 19° (1957) 96° (1955) 3.95" 0"
May 53° 76° 29° (1963) 99° (2000) 4.6" 0"
June 62° 84° 40° (1984) 105° (1954) 4.52" 0"
July 66° 89° 48° (1963) 116° (1954) 3.93" 0"
August 65° 89° 40° (1986) 108° (1964) 2.9" 0"
September 57° 81° 30° (1963) 106° (1954) 4.27" 0"
October 45° 70° 22° (1981) 96° (1953) 3.34" 0"
November 36° 58° 6° (1986) 90° (1955) 4.06" 0.2"
December 27° 46° -12° (1989) 81° (1951) 3.13" 2.1"
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
Oct 1 50° 75° 31° (1963) 94° (1969) 0.11" 0"
Oct 2 50° 75° 32° (1963) 96° (1953) 0.11" 0"
Oct 3 50° 74° 30° (1987) 95° (1953) 0.11" 0"
Oct 4 49° 74° 30° (1987) 95° (1951) 0.11" 0"
Oct 5 49° 74° 32° (1979) 95° (1954) 0.12" 0"
Oct 6 48° 73° 30° (1985) 91° (1954) 0.11" 0"
Oct 7 48° 73° 31° (1991) 90° (1963) 0.11" 0"
Oct 8 48° 73° 29° (1987) 93° (1963) 0.11" 0"
Oct 9 47° 72° 26° (2000) 93° (1980) 0.11" 0"
Oct 10 47° 72° 26° (2000) 94° (1980) 0.1" 0"
Oct 11 47° 72° 29° (1979) 95° (1963) 0.1" 0"
Oct 12 46° 71° 30° (1987) 93° (1963) 0.1" 0"
Oct 13 46° 71° 31° (2006) 93° (1989) 0.1" 0"
Oct 14 46° 71° 31° (1986) 90° (1989) 0.1" 0"
Oct 15 45° 70° 32° (1986) 93° (1963) 0.1" 0"
Oct 16 45° 70° 28° (1966) 91° (1950) 0.1" 0"
Oct 17 45° 70° 28° (1966) 91° (1950) 0.1" 0"
Oct 18 44° 70° 27° (1948) 92° (1950) 0.11" 0"
Oct 19 44° 69° 28° (1996) 89° (1953) 0.11" 0"
Oct 20 44° 69° 26° (1960) 89° (2005) 0.11" 0"
Oct 21 44° 69° 26° (1964) 89° (1951) 0.1" 0"
Oct 22 43° 68° 26° (1989) 89° (1978) 0.12" 0"
Oct 23 43° 68° 27° (1982) 88° (1963) 0.12" 0"
Oct 24 43° 68° 22° (1981) 87° (2003) 0.11" 0"
Oct 25 42° 67° 24° (1981) 85° (1985) 0.11" 0"
Oct 26 42° 67° 24° (1961) 83° (2000) 0.11" 0"
Oct 27 42° 67° 27° (1994) 92° (1950) 0.11" 0"
Oct 28 42° 66° 23° (1957) 89° (1950) 0.11" 0"
Oct 29 41° 66° 22° (1963) 92° (1950) 0.1" 0"
Oct 30 41° 66° 22° (1963) 92° (1950) 0.11" 0"
Oct 31 41° 65° 23° (1993) 90° (1950) 0.11" 0"
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