September weather in Hortonville, WI
The average temperature in Hortonville in September is 60.4°F (49.0°F–71.7°F). Average precipitation: 3.43 inches.
September is a fall month in Hortonville, and is warmer than the annual average of 44.8°F. Daily temperatures swing about 22.7°F between overnight low and afternoon high. Expect about 10 days with precipitation. Daylight averages about 12h 17m. For travel, September is a comfortable month to visit.
Avg High
71.7°F
Avg Low
49.0°F
Precipitation
3.43 in
Daylight
12h 17m
September records in Hortonville
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| September 1 | 97.0°F (1937) | 35.1°F (1909) | 1.80 in (1906) |
| September 2 | 99.0°F (1937) | 36.0°F (1949) | 2.00 in (1900) |
| September 3 | 96.1°F (1929) | 34.0°F (1946) | 1.63 in (1934) |
| September 4 | 97.0°F (1925) | 30.9°F (1913) | 2.40 in (2018) |
| September 5 | 93.9°F (1933) | 37.0°F (1950) | 2.10 in (1917) |
| September 6 | 95.0°F (1901) | 35.1°F (1962) | 1.55 in (1958) |
| September 7 | 95.0°F (1976) | 33.1°F (1986) | 1.90 in (2016) |
| September 8 | 100.9°F (1933) | 35.1°F (1986) | 1.75 in (1945) |
| September 9 | 96.1°F (1931) | 35.1°F (1914) | 1.95 in (2015) |
| September 10 | 98.1°F (1931) | 30.9°F (1917) | 1.97 in (1986) |
| September 11 | 98.1°F (1931) | 30.9°F (1959) | 1.68 in (1900) |
| September 12 | 93.0°F (1931) | 30.9°F (1975) | 3.60 in (1978) |
| September 13 | 91.0°F (1927) | 30.9°F (1923) | 1.68 in (1954) |
| September 14 | 93.9°F (1939) | 30.0°F (1899) | 1.88 in (2003) |
| September 15 | 95.0°F (1939) | 30.0°F (2007) | 1.86 in (1998) |
| September 16 | 93.0°F (1948) | 30.0°F (2007) | 2.00 in (1931) |
| September 17 | 91.9°F (1955) | 30.9°F (1916) | 1.25 in (1942) |
| September 18 | 93.9°F (1908) | 30.0°F (1900) | 2.07 in (1938) |
| September 19 | 93.0°F (1908) | 28.9°F (2012) | 1.45 in (1900) |
| September 20 | 96.1°F (1908) | 28.0°F (1973) | 2.70 in (1965) |
| September 21 | 93.9°F (1908) | 28.9°F (1904) | 2.86 in (1924) |
| September 22 | 97.0°F (1908) | 25.0°F (1974) | 2.20 in (1959) |
| September 23 | 95.0°F (1937) | 24.1°F (1974) | 1.68 in (2010) |
| September 24 | 90.0°F (1935) | 25.0°F (1976) | 1.96 in (1970) |
| September 25 | 90.0°F (2017) | 23.0°F (1947) | 1.37 in (1941) |
| September 26 | 89.1°F (1908) | 21.9°F (1984) | 1.25 in (1916) |
| September 27 | 87.1°F (1987) | 27.0°F (1903) | 0.94 in (2011) |
| September 28 | 87.1°F (1952) | 25.0°F (1942) | 1.20 in (1911) |
| September 29 | 86.0°F (1898) | 21.9°F (1949) | 1.70 in (1972) |
| September 30 | 84.9°F (1971) | 19.0°F (1899) | 1.42 in (1961) |