Weather in Vancouver, Washington, United States in September
In an average September, Vancouver sees a daily high around 76°F and a low around 51°F, based on 1981–2026 of local climate records.
| Average high | 76°F |
|---|---|
| Typical high range | 64°F to 88°F |
| Average low | 51°F |
| Typical low range | 45°F to 56°F |
| Average daily precipitation | 0.10 in |
September records
The most extreme September on record for each metric, across 1981–2026. For rainfall, the wettest and driest are by total September accumulation.
High
Highest
101°F
2017-09-02
Lowest
46°F
2019-09-29
Low
Highest
67°F
2017-09-05
Lowest
35°F
1983-09-28
Feels-like
Highest
117°F
2025-09-02
Lowest
28°F
1983-09-20
Humidity
Highest
15.6 g/m³
2010-09-27
Lowest
3.3 g/m³
2020-09-08
Wind
Highest
17 mph
2013-09-29
Lowest
4 mph
2005-09-16
Precip
Wettest
9.04 in
2013
Driest
0.07 in
1993
See Vancouver's live weather grade →
Visiting Vancouver in September? See how its comfort stacks up against where you live.
Compare Vancouver with your city →