May weather in New London, IA
The average temperature in New London in May is 60.5°F (48.7°F–72.3°F). Average precipitation: 5.05 inches.
May is a spring month in New London, and is warmer than the annual average of 49.7°F. Daily temperatures swing about 23.6°F between overnight low and afternoon high. Expect about 10 days with precipitation. Daylight averages about 14h 17m. For travel, May is a wet month.
Avg High
72.3°F
Avg Low
48.7°F
Precipitation
5.05 in
Daylight
14h 17m
May records in New London
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| May 1 | 90.0°F (1952) | 28.9°F (1909) | 1.80 in (1895) |
| May 2 | 88.0°F (1968) | 28.0°F (1908) | 1.86 in (1973) |
| May 3 | 88.0°F (1928) | 26.1°F (2005) | 3.20 in (1984) |
| May 4 | 90.0°F (1952) | 25.0°F (1907) | 2.35 in (2013) |
| May 5 | 91.0°F (1909) | 28.9°F (2011) | 2.19 in (1913) |
| May 6 | 93.9°F (1934) | 30.0°F (1989) | 1.66 in (1976) |
| May 7 | 88.0°F (1934) | 23.0°F (1931) | 1.21 in (1932) |
| May 8 | 89.1°F (1963) | 33.1°F (1954) | 1.85 in (1995) |
| May 9 | 91.0°F (1934) | 28.0°F (2020) | 2.44 in (2021) |
| May 10 | 89.1°F (1922) | 28.9°F (1966) | 3.64 in (1951) |
| May 11 | 91.0°F (1956) | 30.9°F (1907) | 2.00 in (2001) |
| May 12 | 93.9°F (1956) | 33.1°F (1960) | 3.28 in (1985) |
| May 13 | 97.0°F (1915) | 30.9°F (1912) | 2.35 in (1908) |
| May 14 | 89.1°F (1932) | 32.0°F (2013) | 4.00 in (2001) |
| May 15 | 90.0°F (1944) | 36.0°F (1973) | 2.10 in (1991) |
| May 16 | 89.1°F (1911) | 32.0°F (1997) | 2.48 in (1896) |
| May 17 | 90.0°F (1906) | 33.1°F (2011) | 2.28 in (1938) |
| May 18 | 90.0°F (1962) | 33.1°F (2011) | 1.93 in (1927) |
| May 19 | 90.0°F (1917) | 35.1°F (1929) | 1.60 in (2019) |
| May 20 | 93.0°F (1902) | 36.0°F (1954) | 1.44 in (2025) |
| May 21 | 91.0°F (1934) | 33.1°F (1967) | 2.60 in (1944) |
| May 22 | 93.0°F (1925) | 33.1°F (2015) | 1.46 in (1917) |
| May 23 | 91.9°F (1921) | 33.1°F (1963) | 1.80 in (1992) |
| May 24 | 95.0°F (1926) | 37.9°F (1924) | 2.00 in (1995) |
| May 25 | 93.9°F (1926) | 34.0°F (1925) | 2.32 in (1907) |
| May 26 | 95.0°F (1926) | 34.0°F (1910) | 2.00 in (2011) |
| May 27 | 91.9°F (2006) | 36.0°F (1971) | 2.39 in (1973) |
| May 28 | 97.0°F (2018) | 39.0°F (1902) | 1.83 in (1908) |
| May 29 | 98.1°F (1934) | 34.0°F (1947) | 3.80 in (2019) |
| May 30 | 97.0°F (1934) | 37.0°F (1901) | 1.59 in (1925) |
| May 31 | 102.0°F (1934) | 37.0°F (1901) | 1.77 in (1954) |