September weather in London, KY
The average temperature in London in September is 68.8°F (57.6°F–80.0°F). Average precipitation: 3.55 inches.
September is a fall month in London, and is warmer than the annual average of 56.9°F. Daily temperatures swing about 22.4°F between overnight low and afternoon high. Expect about 8 days with precipitation. Daylight averages about 12h 13m. For travel, September is one of the best months of the year to visit.
Avg High
80.0°F
Avg Low
57.6°F
Precipitation
3.55 in
Daylight
12h 13m
September records in London
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| September 1 | 95.0°F (1957) | 48.0°F (1963) | 1.41 in (1982) |
| September 2 | 96.1°F (2011) | 46.0°F (1987) | 1.72 in (2012) |
| September 3 | 96.1°F (2011) | 46.9°F (1967) | 1.86 in (1962) |
| September 4 | 93.9°F (2007) | 48.0°F (1997) | 1.72 in (2003) |
| September 5 | 97.0°F (2007) | 44.1°F (1997) | 1.81 in (2011) |
| September 6 | 95.0°F (1998) | 45.0°F (1988) | 1.04 in (2018) |
| September 7 | 93.0°F (1990) | 45.0°F (1988) | 1.13 in (2004) |
| September 8 | 91.9°F (1999) | 45.0°F (2017) | 1.30 in (2004) |
| September 9 | 93.9°F (1955) | 45.0°F (1956) | 1.55 in (2018) |
| September 10 | 95.0°F (2019) | 43.0°F (1956) | 1.23 in (2015) |
| September 11 | 91.9°F (1964) | 39.9°F (1969) | 1.73 in (2010) |
| September 12 | 93.0°F (2019) | 43.0°F (1976) | 1.59 in (1975) |
| September 13 | 95.0°F (2019) | 43.0°F (1964) | 2.02 in (1966) |
| September 14 | 93.0°F (1980) | 36.0°F (1964) | 1.05 in (1989) |
| September 15 | 93.9°F (1991) | 36.0°F (1964) | 1.63 in (1981) |
| September 16 | 93.9°F (2019) | 36.0°F (1961) | 2.25 in (1962) |
| September 17 | 91.9°F (1955) | 37.9°F (2000) | 4.32 in (2004) |
| September 18 | 91.0°F (1998) | 41.0°F (1961) | 2.44 in (1992) |
| September 19 | 91.9°F (1978) | 39.0°F (1956) | 0.53 in (2021) |
| September 20 | 91.9°F (1955) | 39.9°F (1956) | 1.62 in (1958) |
| September 21 | 93.0°F (1955) | 35.1°F (1956) | 2.37 in (1979) |
| September 22 | 91.0°F (2005) | 35.1°F (1983) | 2.49 in (2003) |
| September 23 | 95.0°F (2007) | 37.0°F (1999) | 3.07 in (2006) |
| September 24 | 93.9°F (2007) | 32.0°F (1983) | 0.87 in (1988) |
| September 25 | 90.0°F (1961) | 35.1°F (1965) | 1.43 in (2000) |
| September 26 | 90.0°F (1958) | 34.0°F (2001) | 3.04 in (1972) |
| September 27 | 91.0°F (2019) | 35.1°F (1991) | 1.19 in (2023) |
| September 28 | 91.0°F (2019) | 37.9°F (1985) | 1.27 in (2020) |
| September 29 | 91.9°F (2019) | 37.0°F (1962) | 1.28 in (1955) |
| September 30 | 91.9°F (2019) | 34.0°F (1967) | 1.15 in (1955) |