September weather in Le Grand, IA
The average temperature in Le Grand in September is °F (°F–°F). Average precipitation: 3.80 inches.
September is a fall month in Le Grand, and is cooler than the annual average of 0°F. Expect about 7 days with precipitation. Daylight averages about 12h 16m.
Avg High
°F
Avg Low
°F
Precipitation
3.80 in
Daylight
12h 16m
September records in Le Grand
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| September 1 | — | — | 2.71 in (2018) |
| September 2 | — | — | 1.23 in (2018) |
| September 3 | — | — | 0.62 in (1997) |
| September 4 | — | — | 1.45 in (2018) |
| September 5 | — | — | 0.63 in (2018) |
| September 6 | — | — | 1.30 in (1983) |
| September 7 | — | — | 2.14 in (1981) |
| September 8 | — | — | 1.82 in (2001) |
| September 9 | — | — | 1.19 in (1989) |
| September 10 | — | — | 0.82 in (2020) |
| September 11 | — | — | 1.27 in (2006) |
| September 12 | — | — | 2.06 in (2020) |
| September 13 | — | — | 1.72 in (1978) |
| September 14 | — | — | 2.40 in (1993) |
| September 15 | — | — | 0.63 in (1992) |
| September 16 | — | — | 0.94 in (1983) |
| September 17 | — | — | 0.88 in (1987) |
| September 18 | — | — | 1.15 in (2002) |
| September 19 | — | — | 1.53 in (1988) |
| September 20 | — | — | 1.41 in (1983) |
| September 21 | — | — | 1.70 in (2010) |
| September 22 | — | — | 3.08 in (1994) |
| September 23 | — | — | 1.37 in (1985) |
| September 24 | — | — | 1.95 in (2010) |
| September 25 | — | — | 3.55 in (1984) |
| September 26 | — | — | 1.73 in (1996) |
| September 27 | — | — | 1.28 in (1999) |
| September 28 | — | — | 0.42 in (2020) |
| September 29 | — | — | 1.18 in (2019) |
| September 30 | — | — | 1.46 in (1995) |