September weather in Annapolis, MD
The average temperature in Annapolis in September is 72.3°F (64.5°F–80.1°F). Average precipitation: inches.
September is a fall month in Annapolis, and is warmer than the annual average of 58.8°F. Daily temperatures swing about 15.6°F between overnight low and afternoon high. Daylight averages about 12h 14m. For travel, September is a comfortable month to visit.
Avg High
80.1°F
Avg Low
64.5°F
Precipitation
in
Daylight
12h 14m
September records in Annapolis
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| September 1 | 95.0°F (1962) | 53.1°F (1954) | 2.96 in (1952) |
| September 2 | 97.0°F (1998) | 48.0°F (1987) | 1.04 in (1969) |
| September 3 | 99.0°F (1993) | 48.0°F (1958) | 1.15 in (2000) |
| September 4 | 96.1°F (1993) | 50.0°F (1952) | 2.72 in (2000) |
| September 5 | 95.0°F (1983) | 52.0°F (1997) | 1.62 in (1999) |
| September 6 | 100.0°F (1954) | 53.1°F (1952) | 3.95 in (1979) |
| September 7 | 100.0°F (1954) | 45.0°F (1962) | 0.88 in (1980) |
| September 8 | 97.0°F (1998) | 45.0°F (1951) | 1.28 in (1969) |
| September 9 | 93.0°F (1985) | 43.0°F (1951) | 0.61 in (1985) |
| September 10 | 96.1°F (1983) | 42.1°F (1956) | 0.43 in (1968) |
| September 11 | 99.0°F (1983) | 42.1°F (1986) | 0.97 in (1960) |
| September 12 | 93.9°F (1998) | 42.1°F (1986) | 3.57 in (1960) |
| September 13 | 93.9°F (1952) | 42.1°F (1958) | 1.01 in (1996) |
| September 14 | 91.9°F (1952) | 39.9°F (1953) | 2.90 in (1966) |
| September 15 | 91.0°F (1993) | 46.0°F (1984) | 2.06 in (1999) |
| September 16 | 96.1°F (1998) | 46.9°F (1961) | 8.32 in (1999) |
| September 17 | 96.1°F (1998) | 44.1°F (1986) | 1.89 in (1995) |
| September 18 | 91.0°F (1970) | 39.9°F (1959) | 2.54 in (2004) |
| September 19 | 91.9°F (1965) | 43.0°F (1956) | 1.03 in (2000) |
| September 20 | 96.1°F (1998) | 39.9°F (1959) | 1.10 in (1966) |
| September 21 | 90.0°F (1998) | 33.1°F (1956) | 1.00 in (1966) |
| September 22 | 90.0°F (1961) | 39.0°F (1962) | 3.24 in (2003) |
| September 23 | 93.0°F (1970) | 43.0°F (1953) | 2.00 in (1994) |
| September 24 | 91.0°F (1961) | 37.0°F (1953) | 1.09 in (1965) |
| September 25 | 91.0°F (1961) | 41.0°F (1989) | 1.63 in (1980) |
| September 26 | 91.9°F (1986) | 42.1°F (1987) | 1.85 in (1989) |
| September 27 | 95.0°F (1998) | 44.1°F (1955) | 7.18 in (1985) |
| September 28 | 91.9°F (1998) | 37.0°F (1989) | 1.35 in (2002) |
| September 29 | 89.1°F (1954) | 30.0°F (1951) | 1.39 in (1979) |
| September 30 | 91.0°F (1986) | 30.0°F (1951) | 2.32 in (1964) |