Washougal in September
8.1out of 10
Yes, a good time to go
Warm and comfortable: highs around 23°C. Some rain: about 7 rainy days.
23°CAvg high
10°CAvg low
7Rainy days (80 mm)
12:18 hDaylight
06:55Sunrise · 19:13 Sunset
Why this score
- Warm and comfortable: highs around 23°C
- Some rain: about 7 rainy days
- Rain varies a lot between years (±4.3 days)
What to wear and pack
- T-shirts and light layers
- A light jacket for cooler evenings
How reliable is the forecast?
Rain in September varies a lot between years (±4.3 rainy days), so check the forecast closer to your trip. Averages cover 30 years (1991–2020). Individual days can differ a lot.
Year at a glance
Weather by month
| Month | Avg high | Avg low | Rainfall | Rainy days | Humidity | Sunshine | Score |
|---|---|---|---|---|---|---|---|
| January | 7°C | 2°C | 290 mm | 19 | – | – | 3.6 |
| February | 9°C | 2°C | 220 mm | 16 | – | – | 4.2 |
| March | 12°C | 3°C | 229 mm | 19 | – | – | 4.5 |
| April | 15°C | 5°C | 185 mm | 18 | – | – | 5.1 |
| May | 19°C | 8°C | 123 mm | 14 | – | – | 6.5 |
| June | 22°C | 10°C | 86 mm | 11 | – | – | 7.6 |
| July | 26°C | 12°C | 22 mm | 4 | – | – | 8.6 |
| August | 27°C | 12°C | 28 mm | 4 | – | – | 8.6 |
| September | 23°C | 10°C | 80 mm | 7 | – | – | 8.1 |
| October | 16°C | 7°C | 204 mm | 14 | – | – | 5.7 |
| November | 10°C | 4°C | 302 mm | 19 | – | – | 4.2 |
| December | 6°C | 1°C | 316 mm | 19 | – | – | 3.5 |
Frequently asked questions
How hot is Washougal in September?
Daytime highs average 23°C and nights about 10°C.
When is the best time to visit Washougal?
The best months are July, August, September.