Arthur, Iowa
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January 28° -32° (1970) 69° (2002) 0.57" 4.7"
February 14° 33° -30° (1958) 69° (2000) 0.75" 6.8"
March 25° 45° -24° (1960) 95° (1986) 1.8" 5.9"
April 36° 60° 3° (1975) 97° (1980) 3.31" 1.4"
May 48° 71° 19° (1961) 101° (1967) 4.36" 0"
June 59° 81° 34° (1969) 105° (1985) 5.11" 0"
July 64° 84° 42° (1972) 105° (1955) 4.1" 0"
August 61° 82° 36° (1986) 103° (1955) 3.89" 0"
September 51° 75° 22° (1984) 101° (2000) 2.71" 0"
October 38° 62° 10° (1976) 93° (1953) 2.19" 0.3"
November 26° 46° -13° (1959) 79° (1999) 1.38" 3.6"
December 13° 30° -28° (1989) 68° (1998) 0.86" 7.1"
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
Sep 1 57° 80° 37° (1955) 96° (1953) 0.09" 0"
Sep 2 57° 79° 41° (1952) 96° (1953) 0.1" 0"
Sep 3 57° 79° 32° (1974) 101° (2000) 0.09" 0"
Sep 4 56° 79° 39° (1974) 94° (1960) 0.1" 0"
Sep 5 56° 79° 34° (1962) 94° (1952) 0.09" 0"
Sep 6 56° 78° 39° (1956) 99° (1970) 0.1" 0"
Sep 7 55° 78° 33° (1986) 95° (1978) 0.09" 0"
Sep 8 55° 78° 35° (1986) 95° (1978) 0.1" 0"
Sep 9 54° 77° 39° (1969) 97° (1955) 0.1" 0"
Sep 10 54° 77° 33° (1959) 94° (2005) 0.09" 0"
Sep 11 54° 77° 30° (1955) 95° (1948) 0.09" 0"
Sep 12 53° 76° 33° (1955) 92° (1948) 0.1" 0"
Sep 13 53° 76° 34° (1974) 92° (1955) 0.08" 0"
Sep 14 52° 76° 38° (2007) 93° (2000) 0.09" 0"
Sep 15 52° 75° 32° (1961) 97° (1955) 0.09" 0"
Sep 16 51° 75° 32° (2007) 95° (1955) 0.09" 0"
Sep 17 51° 74° 32° (1981) 95° (1955) 0.08" 0"
Sep 18 50° 74° 31° (1981) 95° (2000) 0.09" 0"
Sep 19 50° 74° 29° (1991) 98° (1948) 0.09" 0"
Sep 20 49° 73° 28° (1962) 92° (1998) 0.08" 0"
Sep 21 49° 73° 28° (1983) 91° (1956) 0.09" 0"
Sep 22 48° 72° 27° (1974) 87° (2005) 0.09" 0"
Sep 23 48° 72° 24° (1983) 84° (1984) 0.08" 0"
Sep 24 47° 71° 29° (1965) 87° (1953) 0.09" 0"
Sep 25 47° 71° 30° (1975) 90° (1956) 0.09" 0"
Sep 26 46° 71° 23° (1984) 92° (1956) 0.09" 0"
Sep 27 46° 70° 32° (1964) 93° (1956) 0.09" 0"
Sep 28 45° 70° 24° (1961) 92° (1953) 0.09" 0"
Sep 29 45° 69° 22° (1984) 91° (1981) 0.09" 0"
Sep 30 44° 69° 23° (1984) 92° (1952) 0.08" 0"
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