September weather in Lehi, UT
The average temperature in Lehi in September is 63.0°F (46.6°F–79.4°F). Average precipitation: 1.07 inches.
September is a fall month in Lehi, and is warmer than the annual average of 50.7°F. Daily temperatures swing about 32.8°F between overnight low and afternoon high. Expect about 6 days with precipitation. Daylight averages about 12h 15m. For travel, September is a comfortable month to visit.
Avg High
79.4°F
Avg Low
46.6°F
Precipitation
1.07 in
Daylight
12h 15m
September records in Lehi
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| September 1 | 96.1°F (2022) | 34.0°F (1965) | 0.97 in (1906) |
| September 2 | 96.1°F (2019) | 39.0°F (1933) | 0.65 in (1929) |
| September 3 | 98.1°F (1985) | 33.1°F (1964) | 0.50 in (1983) |
| September 4 | 100.9°F (1982) | 33.1°F (1964) | 0.52 in (1905) |
| September 5 | 95.0°F (2022) | 35.1°F (1926) | 1.04 in (1905) |
| September 6 | 100.9°F (2022) | 37.0°F (1905) | 0.70 in (2002) |
| September 7 | 98.1°F (2022) | 35.1°F (1905) | 1.10 in (1991) |
| September 8 | 99.0°F (1977) | 32.0°F (1939) | 0.46 in (2019) |
| September 9 | 91.0°F (2018) | 28.9°F (1962) | 0.44 in (1991) |
| September 10 | 91.0°F (2018) | 30.9°F (1962) | 1.26 in (1982) |
| September 11 | 91.0°F (2018) | 34.0°F (1906) | 0.52 in (2019) |
| September 12 | 93.0°F (1990) | 32.0°F (1974) | 0.47 in (1988) |
| September 13 | 91.9°F (1990) | 30.9°F (2003) | 0.30 in (1963) |
| September 14 | 93.0°F (1948) | 30.9°F (1928) | 0.70 in (1966) |
| September 15 | 91.0°F (1948) | 30.0°F (1970) | 0.43 in (2017) |
| September 16 | 90.0°F (1926) | 28.9°F (1936) | 0.55 in (2002) |
| September 17 | 90.0°F (1933) | 30.0°F (1996) | 0.30 in (1947) |
| September 18 | 90.0°F (1937) | 25.0°F (1965) | 1.30 in (1978) |
| September 19 | 91.9°F (1935) | 27.0°F (1942) | 0.59 in (1985) |
| September 20 | 88.0°F (1933) | 27.0°F (1965) | 0.51 in (1989) |
| September 21 | 87.1°F (1935) | 26.1°F (1924) | 0.24 in (2000) |
| September 22 | 88.0°F (1935) | 27.0°F (1968) | 0.78 in (1929) |
| September 23 | 88.0°F (1943) | 27.0°F (1946) | 0.82 in (2000) |
| September 24 | 89.1°F (1966) | 27.0°F (1913) | 0.83 in (1923) |
| September 25 | 87.1°F (1928) | 18.0°F (1926) | 0.60 in (1986) |
| September 26 | 90.0°F (1963) | 28.0°F (1913) | 0.45 in (1986) |
| September 27 | 89.1°F (1966) | 25.0°F (1934) | 1.20 in (1982) |
| September 28 | 86.0°F (1963) | 25.0°F (1941) | 0.86 in (1982) |
| September 29 | 90.0°F (1963) | 26.1°F (1934) | 0.94 in (1905) |
| September 30 | 91.0°F (1963) | 26.1°F (1941) | 0.52 in (1994) |