September weather in Fonda, IA
The average temperature in Fonda in September is 62.4°F (49.7°F–75.1°F). Average precipitation: 2.85 inches.
September is a fall month in Fonda, and is warmer than the annual average of 46.6°F. Daily temperatures swing about 25.4°F between overnight low and afternoon high. Expect about 9 days with precipitation. Daylight averages about 12h 16m. For travel, September is a comfortable month to visit.
Avg High
75.1°F
Avg Low
49.7°F
Precipitation
2.85 in
Daylight
12h 16m
September records in Fonda
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| September 1 | 100.0°F (1953) | 39.9°F (1974) | 3.75 in (1926) |
| September 2 | 98.1°F (1947) | 42.1°F (2009) | 1.25 in (1933) |
| September 3 | 100.0°F (1947) | 32.0°F (1974) | 2.39 in (1949) |
| September 4 | 100.0°F (1925) | 37.9°F (1974) | 2.55 in (1994) |
| September 5 | 100.0°F (1925) | 39.9°F (1935) | 2.01 in (1938) |
| September 6 | 102.9°F (1939) | 39.9°F (1988) | 1.95 in (1938) |
| September 7 | 102.0°F (1939) | 37.9°F (1934) | 1.92 in (1917) |
| September 8 | 100.9°F (1947) | 37.9°F (1986) | 3.40 in (1926) |
| September 9 | 99.0°F (1955) | 37.9°F (1924) | 3.78 in (1901) |
| September 10 | 98.1°F (1931) | 39.9°F (1910) | 2.80 in (1911) |
| September 11 | 97.0°F (1895) | 37.9°F (1955) | 1.48 in (2006) |
| September 12 | 98.1°F (1939) | 32.0°F (1902) | 1.87 in (2003) |
| September 13 | 99.0°F (1939) | 34.0°F (1902) | 4.63 in (1978) |
| September 14 | 100.0°F (1939) | 35.1°F (2014) | 1.38 in (1941) |
| September 15 | 100.9°F (1955) | 30.9°F (1916) | 1.60 in (1987) |
| September 16 | 99.0°F (1955) | 32.0°F (1934) | 2.90 in (1968) |
| September 17 | 97.0°F (1953) | 32.0°F (1900) | 1.21 in (1987) |
| September 18 | 96.1°F (1947) | 30.0°F (1929) | 2.35 in (1926) |
| September 19 | 100.0°F (1948) | 30.9°F (1896) | 2.96 in (1931) |
| September 20 | 95.0°F (1984) | 28.9°F (1897) | 2.42 in (1915) |
| September 21 | 96.1°F (1937) | 30.0°F (1991) | 1.00 in (1959) |
| September 22 | 95.0°F (1936) | 27.0°F (1913) | 1.60 in (2019) |
| September 23 | 91.0°F (1938) | 28.9°F (1942) | 1.13 in (1994) |
| September 24 | 91.9°F (1953) | 28.0°F (1942) | 1.53 in (2015) |
| September 25 | 91.9°F (1956) | 28.9°F (1926) | 1.56 in (2007) |
| September 26 | 95.0°F (1956) | 28.9°F (1926) | 3.67 in (1973) |
| September 27 | 93.0°F (1956) | 25.0°F (1942) | 2.84 in (1965) |
| September 28 | 95.0°F (1953) | 21.0°F (1942) | 1.93 in (1901) |
| September 29 | 91.0°F (2021) | 21.0°F (1899) | 1.95 in (1968) |
| September 30 | 91.9°F (1952) | 26.1°F (1899) | 1.44 in (1911) |