Griswold, Iowa
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January 10° 32° -37° (1974) 67° (2002) 0.83" 4.7"
February 15° 37° -36° (1975) 76° (1930) 1.14" 6.8"
March 25° 50° -32° (1962) 91° (1907) 2.19" 4.6"
April 36° 63° 4° (1975) 94° (1930) 3.78" 0.4"
May 48° 73° 17° (1908) 105° (1934) 4.89" 0"
June 58° 83° 32° (1969) 106° (1937) 5.85" 0"
July 62° 86° 37° (1895) 117° (1936) 4.87" 0"
August 60° 84° 33° (1893) 111° (1936) 3.81" 0"
September 50° 77° 17° (1899) 104° (1913) 3.45" 0"
October 38° 64° 1° (1925) 96° (1893) 2.95" 0.5"
November 25° 48° -16° (1952) 83° (1999) 1.72" 2.4"
December 13° 34° -33° (1983) 69° (1939) 1.46" 7.2"
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
Nov 1 32° 57° 10° (1895) 78° (1933) 0.07" 0.1"
Nov 2 31° 56° 5° (1966) 80° (2005) 0.06" 0"
Nov 3 31° 56° 6° (1966) 77° (2008) 0.07" 0"
Nov 4 31° 55° -1° (1991) 75° (1909) 0.07" 0.1"
Nov 5 30° 54° 3° (1951) 78° (1893) 0.06" 0"
Nov 6 30° 54° 7° (1959) 77° (1915) 0.07" 0.1"
Nov 7 29° 53° -10° (1991) 77° (1915) 0.06" 0"
Nov 8 29° 53° -12° (1991) 80° (1999) 0.06" 0"
Nov 9 28° 52° 8° (1973) 75° (2009) 0.05" 0.1"
Nov 10 28° 52° 7° (1960) 76° (1927) 0.06" 0"
Nov 11 27° 51° 7° (1894) 73° (1949) 0.06" 0.1"
Nov 12 27° 51° -4° (1968) 73° (2005) 0.06" 0"
Nov 13 26° 50° -5° (1940) 83° (1999) 0.06" 0.1"
Nov 14 26° 49° -5° (1940) 72° (1964) 0.06" 0.1"
Nov 15 25° 49° -7° (1940) 75° (2001) 0.05" 0"
Nov 16 25° 48° 1° (1955) 73° (2001) 0.06" 0.1"
Nov 17 24° 48° -2° (1959) 73° (1941) 0.05" 0.1"
Nov 18 24° 47° 5° (1989) 72° (1999) 0.05" 0"
Nov 19 23° 46° -1° (1914) 73° (1930) 0.05" 0.1"
Nov 20 23° 46° -1° (1937) 75° (1933) 0.05" 0.1"
Nov 21 22° 45° -14° (1937) 70° (1990) 0.05" 0.1"
Nov 22 22° 44° -10° (1937) 69° (1966) 0.06" 0.1"
Nov 23 21° 44° -6° (1898) 64° (2006) 0.05" 0.1"
Nov 24 21° 43° -2° (1898) 62° (1915) 0.05" 0.1"
Nov 25 20° 43° -6° (1991) 71° (1960) 0.06" 0.1"
Nov 26 20° 42° -9° (1898) 69° (1990) 0.05" 0.2"
Nov 27 19° 42° 1° (1898) 69° (1998) 0.06" 0.1"
Nov 28 19° 41° -16° (1952) 67° (2006) 0.05" 0.2"
Nov 29 19° 40° -4° (1897) 71° (1998) 0.06" 0.2"
Nov 30 18° 40° -10° (1964) 66° (1922) 0.05" 0.1"
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