September weather in Washington, GA
The average temperature in Washington in September is 73.3°F (62.7°F–83.8°F). Average precipitation: 3.60 inches.
September is a fall month in Washington, and is warmer than the annual average of 62.2°F. Daily temperatures swing about 21.1°F between overnight low and afternoon high. Expect about 7 days with precipitation. Daylight averages about 12h 12m. For travel, September is a comfortable month to visit.
Avg High
83.8°F
Avg Low
62.7°F
Precipitation
3.60 in
Daylight
12h 12m
September records in Washington
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| September 1 | 100.0°F (1912) | 53.1°F (1968) | 2.60 in (1917) |
| September 2 | 100.9°F (1932) | 50.0°F (1968) | 0.87 in (1965) |
| September 3 | 104.0°F (1925) | 48.9°F (1967) | 2.52 in (1994) |
| September 4 | 108.0°F (1925) | 48.9°F (1967) | 3.62 in (1998) |
| September 5 | 106.0°F (1925) | 48.0°F (1967) | 2.05 in (1911) |
| September 6 | 102.0°F (1925) | 46.0°F (1967) | 4.16 in (1959) |
| September 7 | 104.0°F (1925) | 52.0°F (1984) | 2.87 in (2004) |
| September 8 | 108.0°F (1925) | 48.0°F (1965) | 3.63 in (2004) |
| September 9 | 104.0°F (1925) | 50.0°F (1965) | 1.35 in (1902) |
| September 10 | 105.1°F (1925) | 48.0°F (1949) | 1.67 in (1967) |
| September 11 | 102.0°F (1925) | 39.9°F (1949) | 1.85 in (1996) |
| September 12 | 102.9°F (1925) | 46.0°F (1976) | 2.56 in (2017) |
| September 13 | 99.0°F (1923) | 45.0°F (1968) | 1.03 in (1964) |
| September 14 | 100.0°F (1927) | 43.0°F (1967) | 1.99 in (1973) |
| September 15 | 102.0°F (1927) | 44.1°F (1967) | 2.65 in (1951) |
| September 16 | 100.9°F (1927) | 43.0°F (1967) | 2.00 in (1951) |
| September 17 | 100.0°F (1927) | 46.9°F (1967) | 3.73 in (2020) |
| September 18 | 102.9°F (1931) | 45.0°F (1961) | 2.70 in (1901) |
| September 19 | 104.0°F (1925) | 46.0°F (1981) | 1.95 in (1913) |
| September 20 | 104.0°F (1925) | 44.1°F (1981) | 1.62 in (1943) |
| September 21 | 102.9°F (1925) | 44.1°F (1918) | 1.70 in (1921) |
| September 22 | 100.9°F (1925) | 43.0°F (1913) | 4.26 in (1989) |
| September 23 | 100.9°F (1925) | 42.1°F (1963) | 3.35 in (2011) |
| September 24 | 102.0°F (1931) | 39.0°F (1963) | 1.90 in (1912) |
| September 25 | 96.1°F (1922) | 37.9°F (1963) | 2.30 in (1956) |
| September 26 | 95.0°F (1923) | 44.1°F (1964) | 5.59 in (1929) |
| September 27 | 96.1°F (1955) | 44.1°F (1940) | 8.90 in (1929) |
| September 28 | 95.0°F (1922) | 39.9°F (1947) | 3.70 in (2004) |
| September 29 | 96.1°F (1923) | 41.0°F (1942) | 3.54 in (1963) |
| September 30 | 97.0°F (1933) | 34.0°F (1967) | 1.59 in (1936) |