September weather in New Hampton, IA
The average temperature in New Hampton in September is 61.0°F (49.3°F–72.6°F). Average precipitation: 3.83 inches.
September is a fall month in New Hampton, and is warmer than the annual average of 44.7°F. Daily temperatures swing about 23.3°F between overnight low and afternoon high. Expect about 8 days with precipitation. Daylight averages about 12h 17m. For travel, September is a comfortable month to visit.
Avg High
72.6°F
Avg Low
49.3°F
Precipitation
3.83 in
Daylight
12h 17m
September records in New Hampton
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| September 1 | 96.1°F (1984) | 28.0°F (1949) | 2.46 in (1969) |
| September 2 | 95.0°F (1937) | 36.0°F (1946) | 2.50 in (2018) |
| September 3 | 100.0°F (1939) | 36.0°F (1974) | 1.53 in (2021) |
| September 4 | 93.9°F (2023) | 36.0°F (1974) | 2.50 in (2018) |
| September 5 | 96.1°F (1922) | 37.0°F (1962) | 2.00 in (2018) |
| September 6 | 100.0°F (1922) | 39.0°F (1962) | 2.85 in (1992) |
| September 7 | 100.9°F (1939) | 37.0°F (1956) | 2.40 in (1916) |
| September 8 | 97.0°F (1933) | 33.1°F (1949) | 2.55 in (1964) |
| September 9 | 99.0°F (1955) | 33.1°F (1949) | 1.62 in (2020) |
| September 10 | 95.0°F (1931) | 35.1°F (1917) | 3.10 in (2016) |
| September 11 | 95.0°F (2000) | 33.1°F (1955) | 2.80 in (2006) |
| September 12 | 96.1°F (1939) | 32.0°F (1902) | 2.47 in (1932) |
| September 13 | 97.0°F (1939) | 32.0°F (1902) | 3.64 in (1978) |
| September 14 | 98.1°F (1939) | 28.0°F (1949) | 2.93 in (1928) |
| September 15 | 98.1°F (1939) | 30.9°F (2007) | 60.00 in (1911) |
| September 16 | 93.9°F (1931) | 30.0°F (1937) | 1.70 in (1897) |
| September 17 | 93.9°F (1988) | 32.0°F (1916) | 1.40 in (1927) |
| September 18 | 91.9°F (1955) | 28.0°F (1929) | 1.91 in (1911) |
| September 19 | 91.9°F (1948) | 32.0°F (1991) | 2.33 in (1931) |
| September 20 | 90.0°F (1940) | 30.0°F (1897) | 3.87 in (1983) |
| September 21 | 91.9°F (1937) | 30.9°F (1918) | 1.15 in (1950) |
| September 22 | 93.0°F (1937) | 26.1°F (1974) | 3.80 in (2016) |
| September 23 | 91.0°F (2017) | 28.9°F (1983) | 3.80 in (2023) |
| September 24 | 91.0°F (2017) | 26.1°F (1942) | 1.45 in (2008) |
| September 25 | 89.1°F (2017) | 25.0°F (1942) | 3.05 in (1972) |
| September 26 | 87.1°F (1986) | 27.0°F (1928) | 2.64 in (1972) |
| September 27 | 87.1°F (1929) | 26.1°F (1942) | 3.80 in (1902) |
| September 28 | 91.9°F (1939) | 21.9°F (1942) | 0.72 in (1944) |
| September 29 | 88.0°F (1898) | 19.0°F (1949) | 2.00 in (1919) |
| September 30 | 87.1°F (1952) | 21.9°F (1899) | 1.35 in (1954) |