September weather in Junction, IL
The average temperature in Junction in September is °F (°F–°F). Average precipitation: 3.05 inches.
September is a fall month in Junction, and is cooler than the annual average of 0°F. Expect about 6 days with precipitation. Daylight averages about 12h 14m.
Avg High
°F
Avg Low
°F
Precipitation
3.05 in
Daylight
12h 14m
September records in Junction
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| September 1 | — | — | 2.35 in (1950) |
| September 2 | — | — | 2.12 in (2012) |
| September 3 | — | — | 4.42 in (1932) |
| September 4 | — | — | 1.65 in (1962) |
| September 5 | — | — | 1.33 in (1991) |
| September 6 | — | — | 2.05 in (1948) |
| September 7 | — | — | 1.10 in (1929) |
| September 8 | — | — | 2.48 in (1914) |
| September 9 | — | — | 2.00 in (1929) |
| September 10 | — | — | 1.92 in (1959) |
| September 11 | — | — | 1.15 in (1984) |
| September 12 | — | — | 2.61 in (1965) |
| September 13 | — | — | 2.30 in (1892) |
| September 14 | — | — | 2.33 in (1974) |
| September 15 | — | — | 2.30 in (1996) |
| September 16 | — | — | 0.67 in (1930) |
| September 17 | — | — | 2.22 in (1980) |
| September 18 | — | — | 1.42 in (1964) |
| September 19 | — | — | 1.51 in (1970) |
| September 20 | — | — | 3.85 in (1924) |
| September 21 | — | — | 2.30 in (1925) |
| September 22 | — | — | 2.24 in (2006) |
| September 23 | — | — | 2.10 in (2006) |
| September 24 | — | — | 1.29 in (1986) |
| September 25 | — | — | 6.29 in (1945) |
| September 26 | — | — | 1.85 in (1912) |
| September 27 | — | — | 2.25 in (1933) |
| September 28 | — | — | 3.32 in (1915) |
| September 29 | — | — | 1.28 in (1974) |
| September 30 | — | — | 1.81 in (1927) |