Weather in Spokane, Washington, United States in September
In an average September, Spokane sees a daily high around 72°F and a low around 47°F, based on 1981–2026 of local climate records.
| Average high | 72°F |
|---|---|
| Typical high range | 60°F to 85°F |
| Average low | 47°F |
| Typical low range | 40°F to 55°F |
| Average daily precipitation | 0.00 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
99°F
1988-09-03
Lowest
37°F
2019-09-29
Low
Highest
66°F
2025-09-02
Lowest
26°F
2000-09-23
Feels-like
Highest
104°F
2025-09-02
Lowest
17°F
1984-09-24
Humidity
Highest
13.4 g/m³
2013-09-05
Lowest
2.8 g/m³
2000-09-22
Wind
Highest
26 mph
2020-09-07
Lowest
3 mph
2006-09-19
Precip
Wettest
2.74 in
2013
Driest
0.02 in
1990
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