Weather in Seattle in January
In an average January, Seattle sees a daily high around 46°F and a low around 36°F, based on 1980–2026 of local climate records.
| Average high | 46°F |
|---|---|
| Typical high range | 38°F to 52°F |
| Average low | 36°F |
| Typical low range | 27°F to 43°F |
| Average daily precipitation | 0.20 in |
January records
The most extreme January on record for each metric, across 1980–2026. For rainfall, the wettest and driest are by total January accumulation.
High
Highest
62°F
2005-01-19
Lowest
19°F
2024-01-13
Low
Highest
53°F
1984-01-04
Lowest
2°F
1982-01-06
Feels-like
Highest
53°F
1984-01-04
Lowest
-9°F
2024-01-13
Humidity
Highest
10.7 g/m³
2005-01-19
Lowest
0.9 g/m³
2024-01-13
Wind
Highest
27 mph
1993-01-20
Lowest
3 mph
2021-01-21
Gust
Highest
75 mph
1993-01-20
Lowest
7 mph
2025-01-15
Precip
Wettest
16.26 in
2020
Driest
0.84 in
1985
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