Atlantic, Iowa
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January -13° -2° -38.3° (1974) 19.4° (2002) 0.85" NA
February -9° -37.8° (1975) 24.4° (1930) 0.94" NA
March -3° -35.6° (1962) 32.8° (1907) 2.34" NA
April 17° -15.6° (1975) 34.4° (1930) 3.49" NA
May 23° -8.3° (1908) 40.6° (1934) 4.32" NA
June 15° 28° 0° (1969) 41.1° (1937) 4.99" NA
July 17° 30° 2.8° (1895) 47.2° (1936) 4.62" NA
August 16° 28° 0.6° (1893) 43.9° (1936) 3.76" NA
September 11° 24° -8.3° (1899) 40° (1913) 3.81" NA
October 18° -17.2° (1925) 35.6° (1893) 2.74" NA
November -3° -26.7° (1952) 28.3° (1999) 1.8" NA
December -9° -36.1° (1983) 20.6° (1939) 1.11" NA
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
Sep 1 13.9° 26.7° 1° (1967) 37° (1913) 0.13" NA
Sep 2 13.3° 26.7° -1° (1893) 38° (2000) 0.13" NA
Sep 3 13.3° 26.7° 0° (1974) 39° (1937) 0.13" NA
Sep 4 13.3° 26.1° 2° (1902) 38° (1913) 0.13" NA
Sep 5 12.8° 26.1° 1° (1962) 40° (1913) 0.13" NA
Sep 6 12.8° 26.1° 1° (1988) 39° (1939) 0.13" NA
Sep 7 12.8° 26.1° 1° (1956) 39° (1939) 0.13" NA
Sep 8 12.2° 25.6° 2° (1986) 38° (1947) 0.13" NA
Sep 9 12.2° 25.6° 2° (1902) 38° (1893) 0.13" NA
Sep 10 11.7° 25.6° 1° (1976) 37° (1938) 0.13" NA
Sep 11 11.7° 25.6° -1° (1955) 36° (2000) 0.13" NA
Sep 12 11.7° 25° -2° (1902) 36° (1939) 0.13" NA
Sep 13 11.1° 25° -4° (1902) 37° (1893) 0.13" NA
Sep 14 11.1° 25° -1° (1904) 37° (1939) 0.13" NA
Sep 15 11.1° 24.4° -1° (1961) 37° (1939) 0.13" NA
Sep 16 10.6° 24.4° -2° (1893) 35° (1931) 0.13" NA
Sep 17 10.6° 24.4° -2° (1900) 36° (1925) 0.13" NA
Sep 18 10° 23.9° -3° (1901) 37° (1893) 0.13" NA
Sep 19 10° 23.9° -2° (1991) 35° (1948) 0.13" NA
Sep 20 10° 23.9° -2° (1901) 34° (1908) 0.13" NA
Sep 21 9.4° 23.3° -2° (1918) 36° (1937) 0.13" NA
Sep 22 9.4° 23.3° -3° (1953) 37° (1937) 0.13" NA
Sep 23 8.9° 23.3° -5° (1983) 33° (1938) 0.12" NA
Sep 24 8.9° 22.8° -2° (1942) 32° (1935) 0.12" NA
Sep 25 8.9° 22.8° -4° (1893) 33° (1998) 0.12" NA
Sep 26 8.3° 22.8° -4° (1893) 33° (1897) 0.12" NA
Sep 27 8.3° 22.2° -3° (1942) 32° (1894) 0.12" NA
Sep 28 7.8° 22.2° -6° (1908) 38° (1953) 0.12" NA
Sep 29 7.8° 22.2° -8° (1899) 36° (1953) 0.12" NA
Sep 30 7.8° 21.7° -6° (1984) 33° (1994) 0.11" NA
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