September weather in Richfield, UT
The average temperature in Richfield in September is 61.8°F (42.9°F–80.7°F). Average precipitation: 0.79 inches.
September is a fall month in Richfield, and is warmer than the annual average of 49.7°F. Daily temperatures swing about 37.8°F between overnight low and afternoon high. Expect about 5 days with precipitation. Daylight averages about 12h 14m. For travel, September is a comfortable month to visit.
Avg High
80.7°F
Avg Low
42.9°F
Precipitation
0.79 in
Daylight
12h 14m
September records in Richfield
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| September 1 | 99.0°F (2020) | 30.0°F (1900) | 0.84 in (1909) |
| September 2 | 102.9°F (2024) | 23.0°F (1908) | 0.27 in (1983) |
| September 3 | 98.1°F (1908) | 27.0°F (1964) | 0.83 in (1915) |
| September 4 | 98.1°F (2022) | 25.0°F (1900) | 0.80 in (1910) |
| September 5 | 98.1°F (2022) | 25.0°F (1900) | 0.74 in (1970) |
| September 6 | 98.1°F (1944) | 30.0°F (1900) | 1.11 in (1981) |
| September 7 | 100.0°F (2022) | 28.0°F (1900) | 1.00 in (1930) |
| September 8 | 100.0°F (2022) | 28.0°F (1898) | 0.53 in (1980) |
| September 9 | 96.1°F (2022) | 25.0°F (1900) | 0.98 in (1912) |
| September 10 | 95.0°F (1959) | 25.0°F (1900) | 0.67 in (1980) |
| September 11 | 97.0°F (1907) | 16.0°F (1898) | 0.51 in (1978) |
| September 12 | 93.9°F (1907) | 26.1°F (1951) | 1.03 in (1998) |
| September 13 | 95.0°F (1990) | 25.0°F (1898) | 0.80 in (1910) |
| September 14 | 95.0°F (1948) | 26.1°F (1898) | 0.51 in (2017) |
| September 15 | 93.0°F (2000) | 24.1°F (1900) | 0.96 in (2006) |
| September 16 | 91.9°F (2000) | 19.9°F (1898) | 0.30 in (1996) |
| September 17 | 93.9°F (2025) | 23.0°F (1898) | 0.99 in (1965) |
| September 18 | 93.0°F (1935) | 19.0°F (1965) | 0.85 in (1993) |
| September 19 | 95.0°F (1937) | 21.0°F (1988) | 0.81 in (1972) |
| September 20 | 93.9°F (1920) | 21.9°F (1898) | 0.35 in (1902) |
| September 21 | 91.0°F (1915) | 21.9°F (1900) | 0.78 in (2000) |
| September 22 | 91.0°F (1943) | 21.0°F (1900) | 0.91 in (1967) |
| September 23 | 97.0°F (1920) | 21.0°F (1901) | 1.17 in (1967) |
| September 24 | 90.0°F (1915) | 21.9°F (1898) | 0.74 in (1967) |
| September 25 | 93.0°F (1947) | 21.0°F (1898) | 0.51 in (1986) |
| September 26 | 90.0°F (1960) | 16.0°F (1908) | 0.18 in (1986) |
| September 27 | 90.0°F (1942) | 14.0°F (1908) | 0.92 in (2014) |
| September 28 | 90.0°F (1947) | 15.1°F (1898) | 0.53 in (1962) |
| September 29 | 91.9°F (2024) | 12.0°F (1898) | 1.10 in (1911) |
| September 30 | 91.0°F (1963) | 14.0°F (1898) | 0.61 in (2002) |