September weather in Harlan, KY
The average temperature in Harlan in September is 68.4°F (57.3°F–79.5°F). Average precipitation: 3.47 inches.
September is a fall month in Harlan, and is warmer than the annual average of 55.9°F. Daily temperatures swing about 22.2°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
79.5°F
Avg Low
57.3°F
Precipitation
3.47 in
Daylight
12h 13m
September records in Harlan
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| September 1 | 95.0°F (1953) | 42.1°F (1976) | 1.17 in (1982) |
| September 2 | 98.1°F (1953) | 43.0°F (1987) | 1.03 in (1982) |
| September 3 | 98.1°F (1953) | 44.1°F (1967) | 1.08 in (1969) |
| September 4 | 93.9°F (1975) | 46.9°F (1952) | 2.00 in (1956) |
| September 5 | 95.0°F (1975) | 44.1°F (1997) | 0.90 in (2011) |
| September 6 | 99.0°F (1954) | 44.1°F (1997) | 3.75 in (2011) |
| September 7 | 97.0°F (1954) | 46.9°F (1984) | 0.82 in (1956) |
| September 8 | 95.0°F (1954) | 46.9°F (1984) | 3.18 in (2004) |
| September 9 | 93.0°F (2002) | 46.0°F (1956) | 1.52 in (1970) |
| September 10 | 93.0°F (1964) | 45.0°F (1998) | 1.62 in (1973) |
| September 11 | 93.0°F (1983) | 41.0°F (1976) | 3.20 in (1960) |
| September 12 | 90.0°F (1964) | 41.0°F (1976) | 1.64 in (1975) |
| September 13 | 90.0°F (1952) | 41.0°F (1976) | 1.61 in (1951) |
| September 14 | 91.9°F (1998) | 37.9°F (1953) | 1.87 in (1957) |
| September 15 | 93.0°F (1998) | 39.0°F (1953) | 1.00 in (1981) |
| September 16 | 91.0°F (1991) | 39.9°F (1964) | 2.00 in (1989) |
| September 17 | 91.9°F (1955) | 39.9°F (1984) | 2.00 in (2004) |
| September 18 | 91.0°F (1954) | 39.9°F (1984) | 2.70 in (2012) |
| September 19 | 91.9°F (1953) | 42.1°F (1959) | 1.50 in (2001) |
| September 20 | 91.0°F (1954) | 42.1°F (1981) | 0.95 in (1954) |
| September 21 | 89.1°F (1955) | 39.0°F (1956) | 1.50 in (1958) |
| September 22 | 91.0°F (1955) | 39.0°F (1953) | 2.42 in (1979) |
| September 23 | 89.1°F (1955) | 37.0°F (1976) | 1.40 in (2003) |
| September 24 | 91.9°F (2005) | 36.0°F (1989) | 1.61 in (2006) |
| September 25 | 91.9°F (2007) | 36.0°F (1963) | 1.21 in (1988) |
| September 26 | 91.0°F (2007) | 37.9°F (1963) | 1.58 in (2002) |
| September 27 | 89.1°F (1970) | 41.0°F (1964) | 2.55 in (2009) |
| September 28 | 87.1°F (1998) | 39.0°F (2003) | 1.35 in (1996) |
| September 29 | 89.1°F (1953) | 37.0°F (2003) | 2.80 in (1964) |
| September 30 | 91.9°F (1953) | 28.9°F (2003) | 2.67 in (1972) |