September weather in Whitehall, WI
The average temperature in Whitehall in September is 59.9°F (48.1°F–71.7°F). Average precipitation: 4.07 inches.
September is a fall month in Whitehall, and is warmer than the annual average of 44°F. Daily temperatures swing about 23.6°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
48.1°F
Precipitation
4.07 in
Daylight
12h 17m
September records in Whitehall
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| September 1 | 96.1°F (1953) | 34.0°F (1949) | 2.55 in (1931) |
| September 2 | 96.1°F (1953) | 36.0°F (1974) | 1.42 in (1934) |
| September 3 | 96.1°F (1929) | 30.0°F (1974) | 1.00 in (1934) |
| September 4 | 95.0°F (1929) | 30.9°F (1974) | 1.40 in (1968) |
| September 5 | 91.9°F (1945) | 35.1°F (1962) | 2.17 in (1933) |
| September 6 | 93.9°F (1960) | 30.9°F (1988) | 3.11 in (1946) |
| September 7 | 93.9°F (1960) | 32.0°F (1986) | 2.15 in (1936) |
| September 8 | 98.1°F (1936) | 35.1°F (1995) | 3.78 in (1964) |
| September 9 | 98.1°F (1955) | 32.0°F (1969) | 1.50 in (1927) |
| September 10 | 93.0°F (1978) | 32.0°F (1935) | 2.13 in (1933) |
| September 11 | 100.0°F (1931) | 28.9°F (1955) | 1.20 in (1986) |
| September 12 | 95.0°F (1931) | 28.9°F (1955) | 1.90 in (1984) |
| September 13 | 91.9°F (1931) | 30.0°F (1953) | 2.89 in (1978) |
| September 14 | 95.0°F (1939) | 33.1°F (1996) | 5.69 in (1994) |
| September 15 | 96.1°F (1939) | 28.0°F (2007) | 3.40 in (2004) |
| September 16 | 96.1°F (1948) | 30.9°F (1937) | 5.26 in (1992) |
| September 17 | 93.0°F (1948) | 30.0°F (1943) | 1.31 in (1997) |
| September 18 | 95.0°F (1955) | 25.0°F (1929) | 0.96 in (1987) |
| September 19 | 90.0°F (1925) | 28.0°F (1929) | 2.90 in (1965) |
| September 20 | 91.9°F (1940) | 27.0°F (1956) | 3.42 in (1983) |
| September 21 | 91.0°F (1940) | 27.0°F (1999) | 2.37 in (1980) |
| September 22 | 89.1°F (1941) | 28.0°F (1953) | 2.85 in (1986) |
| September 23 | 93.9°F (1937) | 27.0°F (1974) | 0.95 in (2001) |
| September 24 | 91.9°F (1937) | 24.1°F (1950) | 1.07 in (1985) |
| September 25 | 87.1°F (1935) | 23.0°F (1942) | 2.00 in (2005) |
| September 26 | 84.0°F (1986) | 23.0°F (1926) | 3.52 in (1934) |
| September 27 | 84.9°F (1986) | 24.1°F (1991) | 0.94 in (1996) |
| September 28 | 84.0°F (1952) | 21.0°F (1942) | 1.33 in (1965) |
| September 29 | 84.9°F (1953) | 18.0°F (1967) | 1.32 in (1972) |
| September 30 | 84.0°F (1971) | 25.0°F (1947) | 2.40 in (1925) |