September weather in Collins, IA
The average temperature in Collins in September is 63.4°F (51.9°F–75.0°F). Average precipitation: 3.37 inches.
September is a fall month in Collins, and is warmer than the annual average of 47.8°F. Daily temperatures swing about 23.1°F between overnight low and afternoon high. Expect about 7 days with precipitation. Daylight averages about 12h 16m. For travel, September is one of the best months of the year to visit.
Avg High
75.0°F
Avg Low
51.9°F
Precipitation
3.37 in
Daylight
12h 16m
September records in Collins
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| September 1 | 95.0°F (2000) | 42.1°F (1967) | 0.90 in (1982) |
| September 2 | 96.1°F (1984) | 44.1°F (1967) | 0.33 in (1984) |
| September 3 | 95.0°F (2000) | 33.1°F (1974) | 0.65 in (1986) |
| September 4 | 91.9°F (1983) | 35.1°F (1974) | 1.90 in (1980) |
| September 5 | 93.0°F (1990) | 42.1°F (1974) | 1.12 in (1971) |
| September 6 | 93.9°F (1990) | 42.1°F (1988) | 1.75 in (2004) |
| September 7 | 95.0°F (1990) | 37.0°F (1986) | 1.95 in (2001) |
| September 8 | 97.0°F (1978) | 37.0°F (1986) | 2.90 in (2001) |
| September 9 | 93.0°F (1978) | 39.9°F (1986) | 1.30 in (1989) |
| September 10 | 93.0°F (1978) | 35.1°F (1976) | 1.24 in (1970) |
| September 11 | 91.9°F (2000) | 35.1°F (1976) | 2.90 in (2006) |
| September 12 | 98.1°F (2000) | 36.0°F (1975) | 1.67 in (2003) |
| September 13 | 93.0°F (1978) | 36.0°F (1974) | 2.30 in (1978) |
| September 14 | 91.9°F (2000) | 35.1°F (1996) | 1.10 in (1978) |
| September 15 | 90.0°F (1994) | 35.1°F (2007) | 1.54 in (1970) |
| September 16 | 84.9°F (1994) | 33.1°F (2007) | 0.97 in (1991) |
| September 17 | 86.0°F (1972) | 35.1°F (1980) | 1.24 in (2001) |
| September 18 | 91.0°F (1988) | 35.1°F (1973) | 0.65 in (1978) |
| September 19 | 88.0°F (1985) | 30.9°F (1991) | 1.65 in (1983) |
| September 20 | 90.0°F (1984) | 30.9°F (1991) | 2.10 in (1978) |
| September 21 | 87.1°F (1980) | 30.9°F (1991) | 3.30 in (1986) |
| September 22 | 90.0°F (2005) | 28.0°F (1974) | 1.62 in (1988) |
| September 23 | 84.0°F (1976) | 28.0°F (1995) | 1.90 in (1985) |
| September 24 | 84.0°F (2007) | 30.0°F (1983) | 1.08 in (1977) |
| September 25 | 87.1°F (1984) | 34.0°F (1989) | 1.55 in (1994) |
| September 26 | 84.9°F (1990) | 28.9°F (1984) | 1.67 in (1996) |
| September 27 | 89.1°F (1998) | 28.9°F (1984) | 1.20 in (1999) |
| September 28 | 84.0°F (1971) | 34.0°F (1967) | 0.61 in (1973) |
| September 29 | 84.9°F (1971) | 26.1°F (1984) | 1.25 in (2008) |
| September 30 | 89.1°F (2002) | 28.9°F (1972) | 0.95 in (1985) |