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
May 1 6.7° 19.4° -4° (1909) 32° (1987) 0.13" NA
May 2 6.7° 20° -8° (1908) 33° (1968) 0.13" NA
May 3 6.7° 20° -4° (1900) 31° (1895) 0.13" NA
May 4 7.2° 20° -8° (1907) 33° (1918) 0.13" NA
May 5 7.2° 20.6° -3° (1944) 36° (1909) 0.13" NA
May 6 7.8° 20.6° -3° (1906) 36° (1934) 0.13" NA
May 7 7.8° 20.6° -4° (1931) 35° (1966) 0.13" NA
May 8 7.8° 21.1° -4° (1980) 35° (1895) 0.13" NA
May 9 8.3° 21.1° -4° (1980) 36° (1895) 0.13" NA
May 10 8.3° 21.1° -2° (1909) 32° (1911) 0.13" NA
May 11 8.9° 21.7° -3° (1946) 35° (2000) 0.13" NA
May 12 8.9° 21.7° -4° (1895) 34° (1956) 0.13" NA
May 13 8.9° 22.2° -5° (1997) 35° (1915) 0.14" NA
May 14 9.4° 22.2° -2° (1937) 36° (1915) 0.14" NA
May 15 9.4° 22.2° -3° (1973) 33° (1894) 0.14" NA
May 16 10° 22.8° -4° (1907) 34° (1939) 0.14" NA
May 17 10° 22.8° 0° (1912) 33° (1908) 0.14" NA
May 18 10° 22.8° 0° (1916) 34° (1934) 0.14" NA
May 19 10.6° 23.3° -6° (1894) 34° (1934) 0.14" NA
May 20 10.6° 23.3° -3° (1894) 35° (1925) 0.14" NA
May 21 10.6° 23.3° -3° (1895) 36° (1925) 0.14" NA
May 22 11.1° 23.9° -2° (1895) 37° (1925) 0.14" NA
May 23 11.1° 23.9° -3° (1963) 36° (1939) 0.15" NA
May 24 11.1° 23.9° 1° (1924) 38° (1939) 0.15" NA
May 25 11.7° 24.4° -1° (1925) 37° (1967) 0.15" NA
May 26 11.7° 24.4° -1° (1901) 36° (1926) 0.15" NA
May 27 11.7° 25° -1° (1907) 33° (1931) 0.15" NA
May 28 12.2° 25° -2° (1894) 35° (1895) 0.15" NA
May 29 12.2° 25° -2° (1947) 40° (1934) 0.15" NA
May 30 12.2° 25.6° 1° (1930) 41° (1934) 0.15" NA
May 31 12.8° 25.6° -1° (1894) 40° (1934) 0.16" NA
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