Garrison, Missouri
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January 18° 41° -15° (1997) 79° (1964) 2.49" 5"
February 21° 47° -17° (1996) 82° (1972) 2.83" 3.9"
March 29° 56° -5° (2002) 85° (1995) 3.97" 3.1"
April 39° 67° 19° (1994) 89° (1972) 4.33" 0.1"
May 49° 74° 29° (1997) 89° (1980) 5.26" 0"
June 56° 81° 40° (1998) 99° (1977) 4.13" 0"
July 62° 87° 47° (1997) 105° (1980) 4.2" 0"
August 59° 87° 44° (2004) 103° (1980) 3.83" 0"
September 51° 78° 27° (1995) 100° (2000) 4.79" 0"
October 40° 67° 19° (2000) 93° (1963) 4.15" 0.1"
November 31° 55° 4° (1976) 80° (1980) 4.05" 0.4"
December 20° 43° -13° (2000) 75° (1978) 3.27" 3.8"
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
Dec 1 24° 48° 10° (1976) 70° (1980) 0.12" 0.1"
Dec 2 24° 48° 14° (1979) 70° (1970) 0.12" 0.1"
Dec 3 23° 47° 11° (2000) 72° (1970) 0.13" 0"
Dec 4 23° 47° 11° (2000) 71° (1998) 0.12" 0.1"
Dec 5 23° 46° 10° (2002) 70° (2001) 0.13" 0.1"
Dec 6 22° 46° 2° (2002) 73° (1998) 0.12" 0.1"
Dec 7 22° 45° 4° (1976) 75° (1966) 0.12" 0"
Dec 8 21° 45° 5° (1976) 68° (1966) 0.12" 0.1"
Dec 9 21° 45° -1° (1995) 64° (1965) 0.12" 0.1"
Dec 10 21° 44° -11° (1995) 67° (1970) 0.11" 0.1"
Dec 11 20° 44° -11° (1995) 71° (1996) 0.12" 0.1"
Dec 12 20° 44° 2° (2000) 68° (1975) 0.11" 0.1"
Dec 13 20° 43° 2° (2000) 69° (1980) 0.11" 0.2"
Dec 14 20° 43° 3° (1963) 64° (1975) 0.11" 0.1"
Dec 15 19° 43° 6° (1963) 68° (1971) 0.11" 0.1"
Dec 16 19° 43° 8° (1972) 67° (1976) 0.1" 0.1"
Dec 17 19° 42° -1° (2000) 59° (1966) 0.1" 0.2"
Dec 18 19° 42° -1° (1964) 63° (1970) 0.09" 0.1"
Dec 19 18° 42° 2° (1981) 67° (1976) 0.1" 0.1"
Dec 20 18° 42° -5° (2000) 75° (1978) 0.09" 0.2"
Dec 21 18° 41° -1° (1996) 66° (1978) 0.11" 0.2"
Dec 22 18° 41° -12° (2000) 65° (1970) 0.1" 0.1"
Dec 23 18° 41° -13° (2000) 68° (1964) 0.11" 0.2"
Dec 24 18° 41° -13° (2000) 67° (1996) 0.1" 0.1"
Dec 25 18° 41° 0° (1980) 70° (1971) 0.1" 0.2"
Dec 26 18° 41° 0° (2002) 72° (1971) 0.09" 0.1"
Dec 27 18° 41° 0° (2002) 71° (1971) 0.1" 0.2"
Dec 28 18° 41° 11° (1968) 67° (1976) 0.08" 0.1"
Dec 29 18° 40° 10° (1966) 66° (1964) 0.08" 0.2"
Dec 30 18° 40° 7° (1963) 70° (1965) 0.08" 0.1"
Dec 31 18° 40° -7° (1976) 66° (1999) 0.07" 0.2"
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