Brief Overview of Historical Temperature
Historical weather data for January in Seattle Wa , based on statistical analysis of historical weather data for January in each of the years 2025,2024,2023,reveals that there are:
- Cloudy: 16 days
- Sunny: 10 days
- Rain: 40 days
- Overcast: 20 days
- Snow: 6 days
- Smog: 1 days
In January of each of the past three years in Seattle Wa , the average number of rainy days per month was (13.3 days), and the average monthly rainfall was 122.7 millimeters!
Weather Distribution Maps for January in 2025,2024,2023in Seattle Wa
Temperature trend charts for January in Seattle Wa
Comparison of weather in Seattle Wa in January: 2023 - 2025
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(Jan)202520242023
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WeatherCloudy 10 day
Sunny 8 day
Rain 7 day
Overcast 6 dayRain 15 day
Overcast 7 day
Snow 5 day
Cloudy 3 day
Smog 1 dayRain 18 day
Overcast 7 day
Cloudy 3 day
Sunny 2 day
Snow 1 day -
Average High7℃7℃9℃
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Average Low1℃2℃3℃
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Monthly rainfall34.9(mm)190.8(mm)142.4(mm)
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Wind Speed4.6 Km/h7.8 Km/h6.3 Km/h
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Maximum10℃
01/1017℃
01/3013℃
01/15 -
Minimum-3℃
01/14-12℃
01/13-3℃
01/31
Historical weather data for January in Seattle Wa over the years.
Detailed historical weather data for Seattle Wa in Jan,2025
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MonthDay/NightLow to HighWindRainfall
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01-01Overcast to Rain3℃ / 7℃4km/h0
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01-02Overcast to Rain3℃ / 7℃3.4km/h0
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01-03Overcast to Rain3℃ / 7℃4.8km/h4.31
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01-04Cloudy to Overcast3℃ / 7℃6km/h0
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01-05Rain to Overcast5℃ / 8℃7.1km/h0
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01-06Overcast to Cloudy5℃ / 9℃6km/h0
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01-07Cloudy to Overcast1℃ / 9℃4.6km/h0
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01-08Overcast to Cloudy1℃ / 7℃3.1km/h0
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01-09Cloudy2℃ / 9℃5.9km/h0
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01-10Cloudy to Rain2℃ / 10℃5.6km/h22.74
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01-11Cloudy3℃ / 8℃5.1km/h0
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01-12Cloudy to Overcast2℃ / 8℃3.9km/h0
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01-13Cloudy to Overcast-2℃ / 5℃3.6km/h0
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01-14Overcast to Cloudy-3℃ / 6℃3km/h0
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01-15Cloudy to Sunny-1℃ / 7℃3.9km/h0
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01-16Cloudy to Rain0℃ / 7℃4.5km/h0
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01-17Overcast to Cloudy1℃ / 5℃4.6km/h0.54
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01-18Sunny to Overcast0℃ / 6℃4.4km/h0
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01-19Sunny-1℃ / 6℃4.1km/h0
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01-20Sunny to Cloudy-1℃ / 6℃5.9km/h0
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01-21Overcast to Cloudy-1℃ / 5℃2.9km/h0
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01-22Cloudy-1℃ / 6℃3.3km/h0
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01-23Cloudy-1℃ / 7℃5.1km/h0
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01-24Overcast to Cloudy-1℃ / 6℃3.5km/h0
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01-25Sunny-1℃ / 7℃7.8km/h0
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01-26Sunny-1℃ / 7℃5.4km/h0
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01-27Sunny-1℃ / 8℃3.3km/h0
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01-28Sunny-1℃ / 9℃3.9km/h0
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01-29Sunny0℃ / 9℃2.6km/h0
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01-30Cloudy to Overcast0℃ / 9℃5km/h0
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01-31Rain2℃ / 8℃6.6km/h7.27
For more dataplease refer to Page Seattle Wa Historical Weather
Cold and Warmth
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The average temperature in January in Seattle Wa is between 3℃ and 9℃.
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The average temperature during the Day is: 4℃ ~ 13℃.
It is recommended to wear thick long-sleeved shirtsthick T-shirtsbase layers + slightly thick outerwearspring and autumn outerwearthick suitsthick trench coatsetc.
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The average temperature during the Night is: -3℃ ~ 7℃.
It is recommended to wear thermal underwearlong johnsand a thickened or fleece jacket. For those who are particularly sensitive to coldan additional light sweaterknitted shirtor vest can be added in between.