September weather in Racine, WI
The average temperature in Racine in September is 63.1°F (55.7°F–70.5°F). Average precipitation: 3.34 inches.
September is a fall month in Racine, and is warmer than the annual average of 47°F. Daily temperatures swing about 14.8°F between overnight low and afternoon high. Expect about 9 days with precipitation. Daylight averages about 12h 16m. For travel, September is one of the best months of the year to visit.
Avg High
70.5°F
Avg Low
55.7°F
Precipitation
3.34 in
Daylight
12h 16m
September records in Racine
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| September 1 | 100.9°F (1953) | 42.1°F (1949) | 2.50 in (1914) |
| September 2 | 98.1°F (1913) | 41.0°F (1909) | 1.90 in (1914) |
| September 3 | 95.0°F (1929) | 41.0°F (1946) | 1.45 in (1970) |
| September 4 | 95.0°F (1939) | 41.0°F (1946) | 1.37 in (2018) |
| September 5 | 98.1°F (1912) | 43.0°F (1962) | 2.18 in (2008) |
| September 6 | 100.9°F (1922) | 44.1°F (1924) | 1.62 in (1925) |
| September 7 | 102.0°F (1939) | 41.0°F (1956) | 1.96 in (1938) |
| September 8 | 100.0°F (1939) | 44.1°F (1951) | 2.20 in (1941) |
| September 9 | 97.0°F (1933) | 44.1°F (1924) | 2.26 in (1985) |
| September 10 | 99.0°F (1931) | 39.9°F (1917) | 1.70 in (1919) |
| September 11 | 95.0°F (1931) | 37.9°F (1917) | 4.00 in (1933) |
| September 12 | 93.9°F (1927) | 41.0°F (1955) | 6.75 in (2022) |
| September 13 | 97.0°F (1939) | 36.0°F (1953) | 3.28 in (1915) |
| September 14 | 99.0°F (1939) | 35.1°F (1923) | 2.65 in (1961) |
| September 15 | 99.0°F (1939) | 39.0°F (1923) | 1.67 in (1928) |
| September 16 | 95.0°F (1931) | 33.1°F (1916) | 2.18 in (1936) |
| September 17 | 93.9°F (1931) | 37.0°F (1916) | 2.67 in (1997) |
| September 18 | 91.0°F (1947) | 36.0°F (1903) | 2.03 in (1972) |
| September 19 | 91.9°F (1932) | 36.0°F (1901) | 2.52 in (2001) |
| September 20 | 93.0°F (1931) | 32.0°F (1956) | 2.78 in (1906) |
| September 21 | 91.9°F (1931) | 37.9°F (1956) | 3.10 in (1947) |
| September 22 | 89.1°F (1937) | 36.0°F (1983) | 1.63 in (1909) |
| September 23 | 87.1°F (1922) | 33.1°F (1913) | 1.96 in (2000) |
| September 24 | 91.9°F (1920) | 34.0°F (1928) | 2.40 in (1899) |
| September 25 | 90.0°F (1933) | 28.0°F (1942) | 1.70 in (1941) |
| September 26 | 89.1°F (1933) | 30.0°F (1926) | 2.65 in (1993) |
| September 27 | 89.1°F (1998) | 30.0°F (1942) | 1.85 in (1945) |
| September 28 | 90.0°F (1952) | 28.0°F (1942) | 3.01 in (1999) |
| September 29 | 88.0°F (1953) | 30.0°F (1942) | 2.96 in (1906) |
| September 30 | 90.0°F (1971) | 28.0°F (1899) | 2.15 in (1896) |