Washington Weather in September
Washington in September
The short of it: Washington in September averages a high of 34 °C (93 °F) and a low of 26 °C (79 °F), with 41 mm (1.6 in) of rain and about 12 h 11 min of daylight. Rated 3 of 5 for a visit; the best months are January and February. Source: TerraClimate climate normals, 1991–2020.
Average high 34° · low 26° · rain 41 mm · daylight 12 h 11 min
✦✦✦ Fair for a visit · best months: January & February
Thirty years of records give Washington an average September high of 34°, a low of 26° and some 41 mm of rain. The height of summer in Washington, with afternoons near 34°. Rain is modest, about 41 mm, the 4th wettest month.
The sun is up for about 12 h 11 min in mid-September, 21 minutes less than a month before.
For the traveller: pack linen, a wide hat and water. The Almanac rates September 3 of 5 for a visit; the finest months here are January and February.
Against its neighbours, Washington runs warmer than most and wetter than most in September. Noord, 1 km to the NE, sees much the same highs.
September in Washington, by the numbers
- Warmth rank
- 1st warmest of 12
- Rain rank
- 4th wettest of 12
- Versus August
- 1° warmer, 25 mm more rain
- Versus October
- 1° warmer
- Day–night spread
- 8°
- Snow season
- seldom any
- Daylight, mid-month
- 12 h 11 min
- Average wind
- 19 km/h
Neighbouring Towns
September averages · distance by the crow’s flight| Town | Distance | High | Low | Rain |
|---|---|---|---|---|
| Noord00 | 1 km NE | 34° | 26° | 41 mm |
| Palm Beach00 | 1 km N | 34° | 26° | 41 mm |
| Alto Vista00 | 2 km ENE | 34° | 26° | 41 mm |
| Tanki Leendert00 | 3 km SE | 34° | 26° | 43 mm |
| Moco00 | 3 km ESE | 34° | 26° | 41 mm |
| Oranjestad00 | 4 km SSE | 34° | 26° | 43 mm |
| Paradera00 | 4 km SE | 34° | 26° | 43 mm |
| MalmokAruba | 5 km NNW | 33° | 26° | 38 mm |