Seattle (WA)
January
Weather in SeattleWashington for January 2026
Your guide to Seattle weather in January - trends and predictions
Seattle typically experiences moderate snowfall in Januarywith an average of 6 snowy days.
According to Seattle snow forecast for January 2026no snow is expected at the beginning of the month.Expect cooler weather in the next days in Seattle with the forecast suggesting a temperature of 7 °Flower than the historical average.
In generalthe average temperature in Seattle at the beginning of January is 7.1 °F. As the month progressedtemperatures tended to moderately risereaching an average of 8.1 °F by the end of January.
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Snow Forecast ❄️
Temperatures
More
3
Dry days
22
Rainy days
6
Snow days
7°/2°
Temperatures
11 km/h
Avg max wind
83 %
Avg humidity
Seattle Weather January
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Temperatures trend during January in Seattle
See the weather trend as well as the moving average line
January weather in Seattle day by day
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| Date | Weather | Temperatures | Rain | Snow | More |
|---|---|---|---|---|---|
| Jan. 1 |  Partly cloudy | 9° /4° | 0 mm | 0 cm | |
| Jan. 2 |  Patchy rain possible | 9° /2° | 1.6 mm | 0 cm | |
| Jan. 3 | Patchy rain possible | 5° /2° | 0.1 mm | 0 cm | |
| Jan. 4 |  Sunny | 7° /1° | 0 mm | 0 cm | |
| Jan. 5 | Patchy rain possible | 6° /2° | 0.5 mm | 0 cm | |
| Jan. 6 | Patchy rain possible | 7° /5° | 2.9 mm | 0 cm | |
| Jan. 7 | Patchy rain possible | 7° /4° | 1.5 mm | 0 cm | |
| Jan. 8 | Patchy rain possible | 9° /6° | 0.4 mm | 0 cm | |
| Jan. 9 | Patchy rain possible | 10° /6° | 4.3 mm | 0 cm | |
| Jan. 10 | Patchy rain possible | 7° /2° | 6 mm | 0 cm | |
| Jan. 11 |  Moderate or heavy rain shower | 8° /3° | 11.5 mm | 0 cm | |
| Jan. 12 | Moderate or heavy rain shower | 7° /3° | 17.4 mm | 0.2 cm | |
| Jan. 13 |  Overcast | 6° /1° | 4.2 mm | 0 cm | |
| Jan. 14 |  Cloudy | 7° /1° | 0.5 mm | 0 cm | |
| Jan. 15 | Moderate rain at times | 7° /1° | 3.2 mm | 0 cm | |
| Jan. 16 | Overcast | 6° /1° | 0.8 mm | 0 cm | |
| Jan. 17 | Patchy rain possible | 6° /3° | 4.7 mm | 0 cm | |
| Jan. 18 | Cloudy | 6° /2° | 7.8 mm | 0 cm | |
| Jan. 19 | Partly cloudy | 7° /1° | 3.8 mm | 0 cm | |
| Jan. 20 | Overcast | 7° /1° | 4.2 mm | 0 cm | |
| Jan. 21 | Overcast | 6° /2° | 4.3 mm | 0 cm | |
| Jan. 22 | Overcast | 7° /1° | 3.4 mm | 0 cm | |
| Jan. 23 | Overcast | 7° /1° | 1.6 mm | 0 cm | |
| Jan. 24 | Moderate rain at times | 6° /2° | 3.4 mm | 0 cm | |
| Jan. 25 | Overcast | 8° /1° | 1.8 mm | 0 cm | |
| Jan. 26 | Patchy rain possible | 9° /1° | 1.2 mm | 0 cm | |
| Jan. 27 | Patchy rain possible | 7° /2° | 3.1 mm | 0 cm | |
| Jan. 28 | Overcast | 9° /1° | 3 mm | 0 cm | |
| Jan. 29 | Overcast | 8° /1° | 0.2 mm | 0 cm | |
| Jan. 30 | Moderate rain at times | 8° /3° | 3.9 mm | 0 cm | |
| Jan. 31 |  Heavy rain at times | 8° /3° | 7 mm | 0 cm | |
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Important Notice
Our weather forecast for Seattle in January is based on the analysis of historical data rather than real-time forecast models. While this provides a general overviewweather conditions can change. We recommend that you check the Seattle forecast closer to your planned date for the most up-to-date weather information.
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Seattle in January - FAQ
What are the expected maximum and minimum temperatures in Seattle during January?
Prepare for cooler days with highs just around 7° and colder nightsdipping below 2°.
How much rainfall should be expected in Seattle during January?
Significant rainfall exceeding 176 mm is expected in Seattle during Januaryoccurring over more than 22 days. Preparing for wet conditions is recommended in your planning.
Will it snow in Seattle in January 2026?
Seattle experiences an average snowfall of 4.276 cm during Januaryoccurring over 6 days.
What are the typical wind conditions in Seattle during January?
The average wind speed in Seattle during January is 11 km/hsuggesting breezy to windy conditionsdepending on your activities.
Seattle snow forecast January 2026
Track daily snowfall levels and discover Seattle’s snowy potential this January ❄️
On averageSeattle sees 6 snowy days during Januarywith approximately 4.3 cm of total snowfall.
January rainfall patterns in Seattle
Explore the daily rainfall trends and prepare for Seattles January weather 💧
TypicallySeattle has 22 rainy days in January with a total of 176 mm of rainfall.
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