Weather in Seattle, Washington, United States in January
In an average January, Seattle sees a daily high around 45°F and a low around 35°F, based on 1981–2026 of local climate records.
| Average high | 45°F |
|---|---|
| Typical high range | 38°F to 52°F |
| Average low | 35°F |
| Typical low range | 27°F to 42°F |
| Average daily precipitation | 0.20 in |
January records
The most extreme January on record for each metric, across 1981–2026. For rainfall, the wettest and driest are by total January accumulation.
High
Highest
64°F
2005-01-23
Lowest
17°F
2024-01-13
Low
Highest
54°F
2005-01-19
Lowest
9°F
1996-01-30
Feels-like
Highest
54°F
2005-01-19
Lowest
-3°F
1996-01-30
Humidity
Highest
10.8 g/m³
2024-01-28
Lowest
1.7 g/m³
2024-01-13
Wind
Highest
25 mph
1993-01-20
Lowest
2 mph
1994-01-20
Precip
Wettest
13.13 in
2006
Driest
0.75 in
1985
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