Arthur, Iowa
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January 26° -32° (1970) 69° (2002) 0.78" 6.2"
February 13° 33° -30° (1958) 69° (2000) 0.67" 6.1"
March 24° 45° -24° (1960) 95° (1986) 2.04" 7.3"
April 35° 59° 3° (1975) 97° (1980) 3.07" 1"
May 48° 71° 19° (1961) 101° (1967) 3.88" 0"
June 59° 81° 34° (1969) 105° (1985) 4.67" 0"
July 63° 84° 42° (1972) 105° (1955) 3.79" 0"
August 61° 82° 36° (1986) 103° (1955) 3.81" 0"
September 51° 74° 22° (1984) 101° (2000) 2.86" 0"
October 39° 62° 10° (1976) 93° (1953) 2.14" 0.3"
November 25° 43° -13° (1959) 79° (1999) 1.42" 2.8"
December 12° 29° -28° (1989) 68° (1998) 0.81" 7.8"
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
Apr 1 30° 52° 12° (1975) 81° (1956) 0.09" NA
Apr 2 30° 53° 15° (1975) 84° (1981) 0.09" NA
Apr 3 30° 53° 3° (1975) 83° (1981) 0.09" NA
Apr 4 31° 54° 16° (1995) 78° (1948) 0.09" NA
Apr 5 31° 54° 15° (1995) 80° (2005) 0.09" NA
Apr 6 32° 55° 6° (1982) 86° (1972) 0.09" NA
Apr 7 32° 55° 13° (2007) 89° (1991) 0.1" NA
Apr 8 32° 56° 11° (1997) 83° (1991) 0.1" NA
Apr 9 33° 56° 11° (1997) 86° (1977) 0.1" NA
Apr 10 33° 57° 16° (1997) 85° (1977) 0.1" NA
Apr 11 33° 57° 20° (1989) 85° (1968) 0.1" NA
Apr 12 34° 58° 15° (1957) 87° (1985) 0.1" NA
Apr 13 34° 58° 11° (1950) 80° (1976) 0.1" NA
Apr 14 35° 58° 15° (1950) 88° (1954) 0.1" NA
Apr 15 35° 59° 18° (1962) 86° (2003) 0.1" NA
Apr 16 35° 59° 17° (1965) 90° (2002) 0.1" NA
Apr 17 36° 60° 22° (1997) 89° (2004) 0.1" NA
Apr 18 36° 60° 18° (1953) 91° (1948) 0.11" NA
Apr 19 37° 61° 21° (1949) 91° (1994) 0.11" NA
Apr 20 37° 61° 21° (1953) 89° (1980) 0.11" NA
Apr 21 37° 62° 20° (1966) 91° (1980) 0.11" NA
Apr 22 38° 62° 23° (1986) 97° (1980) 0.11" NA
Apr 23 38° 62° 19° (1956) 89° (1980) 0.11" NA
Apr 24 39° 63° 18° (1956) 85° (1990) 0.11" NA
Apr 25 39° 63° 25° (1958) 90° (1949) 0.11" NA
Apr 26 40° 64° 24° (1950) 93° (1981) 0.11" NA
Apr 27 40° 64° 24° (1950) 89° (1981) 0.11" NA
Apr 28 40° 64° 20° (1965) 88° (1970) 0.11" NA
Apr 29 41° 65° 22° (1958) 86° (2004) 0.11" NA
Apr 30 41° 65° 24° (1984) 88° (1965) 0.11" NA
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