September weather in Rochester, KY
The average temperature in Rochester in September is 68.7°F (55.5°F–81.8°F). Average precipitation: 3.56 inches.
September is a fall month in Rochester, and is warmer than the annual average of 56.1°F. Daily temperatures swing about 26.3°F between overnight low and afternoon high. Expect about 7 days with precipitation. Daylight averages about 12h 13m. For travel, September is a comfortable month to visit.
Avg High
81.8°F
Avg Low
55.5°F
Precipitation
3.56 in
Daylight
12h 13m
September records in Rochester
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| September 1 | 98.1°F (1983) | 45.0°F (1967) | 2.49 in (1965) |
| September 2 | 97.0°F (1999) | 43.0°F (1967) | 1.40 in (2017) |
| September 3 | 95.0°F (2002) | 45.0°F (1967) | 2.60 in (2003) |
| September 4 | 98.1°F (2002) | 46.0°F (1974) | 1.24 in (1962) |
| September 5 | 98.1°F (2007) | 46.9°F (1974) | 2.00 in (2022) |
| September 6 | 98.1°F (1998) | 45.0°F (1988) | 1.35 in (2009) |
| September 7 | 99.0°F (1990) | 41.0°F (1988) | 1.83 in (1971) |
| September 8 | 98.1°F (1990) | 41.0°F (1988) | 1.34 in (2012) |
| September 9 | 96.1°F (1999) | 44.1°F (1986) | 3.21 in (1974) |
| September 10 | 98.1°F (1983) | 45.0°F (1986) | 2.50 in (1974) |
| September 11 | 99.0°F (2002) | 44.1°F (1969) | 2.80 in (1991) |
| September 12 | 98.1°F (1983) | 44.1°F (1969) | 2.26 in (1975) |
| September 13 | 95.0°F (1991) | 45.0°F (1975) | 3.15 in (2020) |
| September 14 | 95.0°F (2019) | 43.0°F (1975) | 6.81 in (1979) |
| September 15 | 95.0°F (1991) | 42.1°F (2013) | 0.88 in (1966) |
| September 16 | 95.0°F (2019) | 39.9°F (1966) | 2.05 in (2009) |
| September 17 | 95.0°F (2019) | 41.0°F (1984) | 1.42 in (1988) |
| September 18 | 93.0°F (2019) | 39.9°F (1984) | 0.63 in (1975) |
| September 19 | 93.9°F (2018) | 43.0°F (1973) | 2.35 in (2017) |
| September 20 | 95.0°F (2018) | 39.0°F (1991) | 1.05 in (1971) |
| September 21 | 97.0°F (2022) | 35.1°F (1991) | 4.26 in (1979) |
| September 22 | 91.0°F (2007) | 36.0°F (1983) | 1.95 in (2003) |
| September 23 | 91.9°F (2007) | 36.0°F (1983) | 4.20 in (2006) |
| September 24 | 93.0°F (2007) | 35.1°F (1983) | 1.56 in (2024) |
| September 25 | 93.0°F (2007) | 33.1°F (1965) | 5.44 in (1984) |
| September 26 | 93.9°F (2007) | 34.0°F (1965) | 1.05 in (1985) |
| September 27 | 91.0°F (1998) | 35.1°F (1991) | 5.45 in (2002) |
| September 28 | 102.0°F (1986) | 33.1°F (1991) | 3.36 in (1964) |
| September 29 | 91.9°F (1986) | 34.0°F (1967) | 2.84 in (1964) |
| September 30 | 95.0°F (2019) | 37.0°F (1967) | 0.75 in (2015) |