Get the monthly weather forecast for Seattle, WA, including daily high/low, historical averages, to help you plan ahead.

Seattle’s snowfall usually shows up between November and March, with January, February, and early March being the most likely candidates to host some frosty flakes. Though it’s important …

Seattle, Washington already starts to emerge from winter weather during January as the days grow slightly warmer. This page gives detailed information on the typical January temperature, …

Snowfall predictions for Seattle, WA. Past snow depth totals and current conditions.

The average sliding 31-day snowfall during January in Seattle is decreasing, starting the month at 1.8 inches, when it rarely exceeds 6.4 inches or falls below -0.0 inches, and ending the month …

Jan 6, 2026 · The National Weather Service (NWS) in Seattle has officially upgraded its alerts, issuing a severe winter storm warning for the entire Washington Cascade range. Starting early …

Explore the historical weather for Seattle in January in the calendar below. Use the controls to switch between months and years, and toggle between temperature and rainfall.

Seattle weather in January: Expect average highs of 7°C, lows of 2°C, and some rainfall. Includes packing tips and daily averages.

Weather data for Seattle Wa ,us City in January each year, including total rainfall, number of sunny and rainy days, average high and low temperatures, and a statistical chart comparing …

Seattle gets snow in January, February, March, and November. Here are the average snowfalls and snow days for each month. The city’s annual average snowfall is only about five days, …