September weather in Kellerton, IA
The average temperature in Kellerton in September is 66.0°F (55.1°F–76.9°F). Average precipitation: inches.
September is a fall month in Kellerton, and is warmer than the annual average of 51.2°F. Daily temperatures swing about 21.8°F between overnight low and afternoon high. Daylight averages about 12h 15m. For travel, September is one of the best months of the year to visit.
Avg High
76.9°F
Avg Low
55.1°F
Precipitation
in
Daylight
12h 15m
September records in Kellerton
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| September 1 | 98.1°F (1953) | 45.0°F (1955) | 0.92 in (1952) |
| September 2 | 97.0°F (1953) | 45.0°F (1952) | 0.80 in (1957) |
| September 3 | 93.0°F (1960) | 42.1°F (1952) | 2.09 in (1961) |
| September 4 | 95.0°F (1954) | 44.1°F (2025) | 0.13 in (1961) |
| September 5 | 93.0°F (1960) | 43.0°F (1950) | 0.32 in (1951) |
| September 6 | 95.0°F (1955) | 41.0°F (1950) | 0.50 in (1957) |
| September 7 | 93.0°F (1959) | 39.9°F (1956) | 0.04 in (1954) |
| September 8 | 93.0°F (1955) | 44.1°F (1956) | 0.31 in (1960) |
| September 9 | 98.1°F (1955) | 45.0°F (1956) | 1.36 in (1951) |
| September 10 | 91.0°F (1953) | 45.0°F (1959) | 0.48 in (1957) |
| September 11 | 90.0°F (1953) | 37.9°F (1959) | 0.82 in (1957) |
| September 12 | 95.0°F (2025) | 42.1°F (1959) | 2.85 in (1961) |
| September 13 | 95.0°F (2025) | 41.0°F (1953) | 2.80 in (1961) |
| September 14 | 93.0°F (1955) | 41.0°F (1961) | 0.61 in (1958) |
| September 15 | 95.0°F (1955) | 37.9°F (1961) | 0.67 in (1958) |
| September 16 | 93.9°F (1955) | 41.0°F (1957) | 0.27 in (1958) |
| September 17 | 98.1°F (1953) | 42.1°F (1951) | 0.97 in (1959) |
| September 18 | 93.9°F (1955) | 41.0°F (1956) | 0.96 in (1959) |
| September 19 | 86.0°F (1950) | 41.0°F (1952) | 2.18 in (1950) |
| September 20 | 88.0°F (2024) | 35.1°F (1956) | 0.82 in (2025) |
| September 21 | 90.0°F (1956) | 41.0°F (1953) | 2.65 in (2024) |
| September 22 | 84.9°F (1958) | 37.0°F (1953) | 1.89 in (1959) |
| September 23 | 79.0°F (1953) | 37.9°F (1952) | 2.18 in (1960) |
| September 24 | 88.0°F (1958) | 36.0°F (1950) | 0.98 in (1960) |
| September 25 | 88.0°F (1956) | 37.9°F (1950) | 0.95 in (1959) |
| September 26 | 90.0°F (1956) | 43.0°F (1961) | 2.95 in (1959) |
| September 27 | 91.0°F (1956) | 33.1°F (1951) | 0.10 in (1955) |
| September 28 | 100.9°F (1953) | 30.0°F (1951) | 0.76 in (1954) |
| September 29 | 91.0°F (1953) | 37.9°F (1957) | 0.85 in (1955) |
| September 30 | 90.0°F (1952) | 35.1°F (1958) | 0.88 in (1961) |