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

March marks the beginning of spring in Seattle, with temperatures ranging from 39°F to 54°F (4°C to 12°C). Days continue to lengthen, with around 12 hours of daylight. While rain showers are still …

Check accurate weather in March in Seattle (WA). Expect Seattle March temperature around 12°C (53°F). Read clothing tips & recommended activities.

This page gives detailed information on the typical March temperature, precipitation, sun, humidity, wind and storms for Seattle. The weather measurements are averages based on climate data gathered at …

Weather.com brings you the most accurate monthly weather forecast for Seattle, Washington with average/record and high/low temperatures, precipitation and more.

In Seattle during March average daily high temperatures increase from 53°F to 57°F and it is overcast or mostly cloudy about 67% of the time.

Jul 31, 2024 · Temperature March registers an average high-temperature of a cool 50.5°F (10.3°C), slightly varied from February's 46.2°F (7.9°C). Seattle records a steady low-temperature average of …

Averages and records for weather in Seattle, Washington in the month of March.

The average daily temperature expected in Seattle in this month is 12°C (54°F), dropping to an average temperature of 3°C (37°F). Seattle sees up to 5 hours of sunshine per day throughout the month.

Oct 31, 2025 · The chart illustrates March temperature patterns in Seattle, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the …