May weather in Forest City, IA
The average temperature in Forest City in May is 57.8°F (47.2°F–68.5°F). Average precipitation: 4.83 inches.
May is a spring month in Forest City, and is warmer than the annual average of 44.9°F. Daily temperatures swing about 21.3°F between overnight low and afternoon high. Daylight averages about 14h 29m. For travel, May is a comfortable month to visit.
Avg High
68.5°F
Avg Low
47.2°F
Precipitation
4.83 in
Daylight
14h 29m
May records in Forest City
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| May 1 | 91.9°F (1992) | 24.1°F (1909) | 1.38 in (1951) |
| May 2 | 93.0°F (2021) | 25.0°F (1908) | 1.94 in (2001) |
| May 3 | 95.0°F (1918) | 21.9°F (1967) | 3.46 in (1902) |
| May 4 | 93.0°F (1918) | 21.9°F (1907) | 1.03 in (1981) |
| May 5 | 93.0°F (1909) | 26.1°F (1929) | 2.55 in (2003) |
| May 6 | 96.1°F (1934) | 25.0°F (1989) | 1.22 in (1959) |
| May 7 | 90.0°F (1934) | 25.0°F (1931) | 2.04 in (2024) |
| May 8 | 91.0°F (1934) | 28.9°F (1923) | 1.06 in (1927) |
| May 9 | 90.0°F (1911) | 25.0°F (1966) | 1.80 in (1918) |
| May 10 | 91.0°F (1987) | 28.0°F (1966) | 1.91 in (1963) |
| May 11 | 96.1°F (2011) | 25.0°F (1946) | 1.50 in (2005) |
| May 12 | 93.9°F (2022) | 30.0°F (1901) | 2.00 in (1999) |
| May 13 | 93.9°F (2022) | 28.0°F (1918) | 1.85 in (2004) |
| May 14 | 93.0°F (1932) | 30.9°F (1966) | 2.45 in (1916) |
| May 15 | 91.0°F (1894) | 30.9°F (1907) | 1.38 in (2015) |
| May 16 | 93.0°F (1936) | 27.0°F (1929) | 1.74 in (1943) |
| May 17 | 95.0°F (1934) | 27.0°F (1930) | 2.40 in (2013) |
| May 18 | 93.0°F (1934) | 33.1°F (1915) | 1.37 in (1991) |
| May 19 | 98.1°F (1934) | 28.9°F (1929) | 1.70 in (2019) |
| May 20 | 96.1°F (1934) | 30.0°F (1907) | 1.65 in (1913) |
| May 21 | 91.0°F (1972) | 32.0°F (1931) | 6.12 in (1959) |
| May 22 | 97.0°F (1925) | 28.9°F (1963) | 2.25 in (2004) |
| May 23 | 91.0°F (1964) | 28.0°F (1963) | 1.54 in (2004) |
| May 24 | 95.0°F (1939) | 30.0°F (1924) | 4.15 in (1946) |
| May 25 | 93.0°F (1911) | 33.1°F (1925) | 3.65 in (1903) |
| May 26 | 91.9°F (1967) | 34.0°F (1905) | 1.55 in (1991) |
| May 27 | 93.0°F (2018) | 30.9°F (1907) | 1.31 in (1973) |
| May 28 | 97.0°F (2018) | 33.1°F (1947) | 2.00 in (1995) |
| May 29 | 99.0°F (1934) | 30.9°F (1947) | 1.40 in (2016) |
| May 30 | 100.9°F (1934) | 33.1°F (1897) | 3.04 in (1980) |
| May 31 | 106.0°F (1934) | 30.9°F (1897) | 1.86 in (1959) |