Marysville (WA) Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit Marysville.
Climate overview of Marysville
Marysville, Washington State, United States of America, experiences significant temperature variation throughout the year. Summers bring daytime highs of 24°C (75°F) in August, while winters cool to 7°C (45°F) in December.
Rain/snowfall is high, totalling around 1160 mm (46 in) per year. November is the wettest month and July the driest. The city also experiences a distinct dry season from July to August, with warm summers and cold winters. The sunniest month is July, with 10.4 hours of sunshine per day on average.
Marysville Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Marysville - and find the best time to visit.
Monthly Temperature in Marysville
Depending on the time of the year, temperatures range from comfortable to chilly in Marysville. Average maximum daytime temperatures range from a comfortable 24°C (75°F) in August, the warmest time of the year, to a chilly 7°C (45°F) during cooler months like December.
At night, you can expect temperatures ranging from 12°C (54°F) in August to around 1°C (34°F) during December.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in Marysville
Marysville has a relatively rain/snowy climate with high precipitation levels, averaging 1160 mm (46 in) of rain/snowfall annually. Significant seasonal changes in precipitation occur throughout the year. In the wettest month, November it receives heavy rainfall, averaging 166 mm (6.5 in) of precipitation, recorded across 22 rainy days. In contrast, the driest month July brings less rainfall, with 23 mm (0.9 in) over 7 rainy days. For more details, please visit our Marysville Precipitation page.
The mean monthly precipitation over the year, including rain, hail, and snow
The average number of days each month with precipitation
Sunshine Hours in Marysville
Seasonal changes in sunshine hours are quite dramatic in Marysville. While July receives considerable daily sunshine with up to 10.4 hours, December marks the darkest time of the year, where sunshine is scarce with only 1.8 hours of sunlight per day.
Visit our detailed sunshine hours page for more information.
Monthly hours of sunshine
Daily hours of sunshine
Daily percentage of sunshine
Humidity in Marysville by Month
The relative humidity is high throughout the year in Marysville.
The city experiences its highest humidity in December, reaching 80%. In July, the humidity drops to its lowest level at 65%. What does this mean? Read our detailed page on humidity levels for further details.
Relative humidity over the year
Best Time to Visit Marysville
Monthly ratings reflect general weather comfort, based on daytime temperature and rainfall. Swimming and winter conditions are highlighted separately where relevant.
- Best overall: June, July, August and September
- Warmest weather: July and August
- Most sunshine: July
- Fewest rainy days: July and August
- Seasonal pattern: A distinct dry season from July to August, with warm summers and cold winters
Frequently asked questions about the climate in Marysville
What is the best time to visit Marysville?
June, July, August and September typically offer the most optimal weather in Marysville. In contrast, January, February, March, November and December tend to have less optimal conditions. Marysville has a distinct dry season from July to August, with warm summers and cold winters.
What temperatures can I expect in Marysville?
Daytime highs range from 7°C (45°F) in December to 24°C (75°F) in August. Nighttime lows range from 1°C (34°F) to 12°C (54°F). Temperatures vary considerably through the year.
How much rain does Marysville get?
Annual rainfall is around 1160 mm (46 in). November is the wettest month with 166 mm (6.5 in), while July is the driest with 23 mm (0.9 in).
How sunny is Marysville?
Marysville receives around 2,171 hours of sunshine per year. July is the sunniest month with 312 hours, while December is the cloudiest with just 54 hours. Overall, Marysville enjoys abundant sunshine.
Marysville 3-Day Forecast
Marysville (WA) 3-Day Forecast
Marysville on the map
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