Weather in Marysville, Washington
Shoots and Sprouts Rise in Ranks. Day 59 of spring. Read this microseason across nine climate regions →
When the dew is on the grass, rain will never come to pass.
- Moonrise
- 12:25 PM
- Moonset
- 4:30 AM
- In sign
- ♉︎ Taurus
Shoots and Sprouts Rise in Ranks
Marysville at a glance
- Today vs. normal: NaN°F below the seasonal normal for this latitude
- Last frost: June 3 (climatological average for this latitude)
- Microseason: 28 of 72, May 16–20
- Planting window: Direct sow okra, melons, and southern peas. Thin carrot rows.
Right now in the garden
Cool-season window is open
As of May 17, the cool-season window is open or about to open. Direct-sow peas, lettuce, spinach, radishes, and brassicas now. Hold off on warm-season crops until 1–2 weeks after the last spring frost (around May).
Planting calendar
| Month | Plant | Harvest |
|---|---|---|
| January | — | — |
| February | — | — |
| March | — | — |
| April | — | — |
| May | lettuce, peas, spinach, radishes | lettuce, peas, radishes |
| June | lettuce, peas, spinach, radishes, tomatoes, peppers, beans, squash | lettuce, peas, radishes |
| July | tomatoes, peppers, beans, squash | tomatoes, beans, summer squash |
| August | tomatoes, peppers, beans, squash, fall brassicas, garlic (overwinter), carrots | tomatoes, beans, summer squash |
| September | fall brassicas, garlic (overwinter), carrots | tomatoes, beans, summer squash |
| October | — | winter squash, tomatoes (last) |
| November | — | — |
| December | — | — |
A year in weather
August brings Marysville's warmest temperatures (~65°F mean) while December delivers the coldest (~40°F). Rain follows its own calendar, peaking in November (5.8 inches) and reaching its lowest point in July (1.0 inches).
| Month | Mean temp | Precip | Rainy days |
|---|---|---|---|
| January | 41° | 5.0″ | 17 |
| February | 43° | 3.7″ | 12 |
| March | 46° | 4.1″ | 14 |
| April | 51° | 3.4″ | 11 |
| May | 56° | 2.7″ | 9 |
| June | 61° | 2.3″ | 8 |
| July | 65° | 1.0″ | 3 |
| August | 65° | 1.1″ | 4 |
| September | 60° | 2.3″ | 8 |
| October | 52° | 3.7″ | 12 |
| November | 45° | 5.8″ | 19 |
| December | 40° | 5.0″ | 17 |
Regional context
Marysville falls within a warm-summer Mediterranean climate region — part of a group that shares similar temperature ranges, seasonal patterns, and growing conditions across nearby cities.
Similar climates: Seattle, WA, Spokane, WA, Kennewick, WA, Bremerton, WA, Tacoma, WA.
Naturalist notes
Pacific rhododendrons reach peak bloom across the region during late May, their pink clusters emerging as spring temperatures stabilize.
American robins begin their second nesting cycle in late May, with pairs gathering fresh materials for new broods.
Frequently asked
- When does it freeze in Marysville?
- Marysville's last spring frost typically falls around mid-May, and the first fall frost arrives around mid-October.
- What is the rainy season in Marysville?
- November brings the heaviest rainfall with about 5.8 inches on average; the city receives roughly 40 inches annually.
- What is the warmest month in Marysville?
- August typically delivers the warmest weather, averaging about 65°F.
- What is the coldest month in Marysville?
- December typically brings the coldest temperatures, averaging about 40°F.
- When can I start a vegetable garden in Marysville?
- Cool-season crops (peas, lettuce) can be sown around the last spring frost (mid-May); warm-season crops (tomatoes, peppers) wait until 1–2 weeks after.
- How many rainy days does Marysville get?
- Marysville averages about 134 rainy days per year.
- What hardiness zone is Marysville?
- Check the USDA's online lookup with the city ZIP for Marysville's current hardiness zone designation, which is determined by its lowest average winter temperature.
Climate
Marysville, Washington sits in a warm-summer Mediterranean climate zone. January temperatures hover near 41°F while July averages 65°F — a 24°F seasonal swing.
Throughout the year, Marysville receives about 40 inches of precipitation spread over roughly 134 rainy days.
Geographic factors set the rhythm of each season: latitude (48.1°N), proximity to large water bodies, and elevation all shape what grows here, when frost is likely, and what the weather story looks like day to day.