District of Columbia weather in September: Statewide normals and every place, NOAA 1991-2020
In September; normal highs run from 81°F in Washington to 81°F in Washington across 1 places (NOAA 1991-2020 normals).
- Warmest place
- 81°Fnormal high, Washington
- Coolest place
- 81°Fnormal high, Washington
Where is District of Columbia warmest and wettest in September?
Washington has the warmest September afternoons (81°F) and Washington the coolest (81°F). Washington gets the most precipitation (3.93 in) and Washington the least (3.93 in).
| Place | High | Low | Precip. | Snow |
|---|---|---|---|---|
| Washington | 81°F | 64°F | 3.93 | 0.0 |
Source: NOAA NCEI 1991-2020 monthly normals for each station.