Riverside, WA
Unincorporated community in Snohomish County, Washington
Riverside is a small unincorporated community in Snohomish County, Washington. It is 0.9 miles E of Canyon Creek, the nearest town. Its ZIP code is 98258.
Riverside at a glance
- State
- Washington
- County
- Snohomish County
- ZIP code
- 98258
- Nearest town
- Canyon Creek (0.9 mi)
- Time zone
- America/Los Angeles
- Coordinates
- 48.1142, -122.0008
Weather in Riverside now
Loading the National Weather Service forecast…
Riverside weather by the hour
Riverside weather for the next 7 days
Source: National Weather Service (NOAA) · forecast for the coordinates of Riverside.
This week in Riverside
Sunrise, sunset and moon in Riverside
What is the weather usually like in Riverside?
Köppen climate classification, calculated from the 1991–2020 normals
- Augustwarmest month · 78°F average high
- Decembercoldest month · 28°F average low
- 49.0 inprecipitation per year · 1,244 mm
- 4.3 insnowfall per year · 11 cm
Average high and low temperature (°F)
Average precipitation (inches)
Best time to visit Riverside: June to September, with mild temperatures and fewer rainy days.
Source: NOAA NCEI U.S. Climate Normals 1991–2020, station ARLINGTON, WA US (USC00450257), adjusted for the elevation of Riverside.
Riverside weather month by month
Sunrise and sunset in Riverside through the year
| Month | Sunrise | Sunset | Daylight |
|---|---|---|---|
| January | 7:51 AM | 4:43 PM | 8 h 52 min |
| February | 7:12 AM | 5:31 PM | 10 h 19 min |
| March | 7:18 AM | 7:14 PM | 11 h 56 min |
| April | 6:15 AM | 8:00 PM | 13 h 44 min |
| May | 5:26 AM | 8:42 PM | 15 h 15 min |
| June | 5:05 AM | 9:11 PM | 16 h 6 min |
| July | 5:22 AM | 9:05 PM | 15 h 43 min |
| August | 6:01 AM | 8:23 PM | 14 h 21 min |
| September | 6:44 AM | 7:22 PM | 12 h 38 min |
| October | 7:26 AM | 6:20 PM | 10 h 54 min |
| November | 7:13 AM | 4:31 PM | 9 h 18 min |
| December | 7:49 AM | 4:16 PM | 8 h 26 min |
Times for the 15th of each month, local time (America/Los Angeles).
What is the weather like in Riverside?
Riverside has a warm-summer mediterranean climate. The warmest month is August, with an average high of 78°F (25°C), and the coldest is December, with average lows of 28°F (-2°C).
It gets about 49.0 inches (1,244 mm) of precipitation a year. The wettest month is November and the driest is July. Snow is common: about 4 inches fall in an average year.
The best time to visit Riverside is June to September. The live forecast on this page comes from the National Weather Service and the climate averages from NOAA’s 1991–2020 U.S. Climate Normals.
Webcams near Riverside
The closest live webcam is Granite Falls › East, 1.8 miles S of Riverside.
Webcams: Windy.com. Distances in a straight line from Riverside.
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Map of Riverside, WA
Tap any road on the map to see it in Street View below. Map: © OpenStreetMap contributors.
Riverside Street View
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Open in Google Maps ›Towns near Riverside
Other communities near Riverside
Questions about Riverside
Where is Riverside, WA?
Riverside is an unincorporated community in Snohomish County, Washington, 0.9 miles E of Canyon Creek.
What county is Riverside in?
Riverside is in Snohomish County, Washington.
What is the ZIP code of Riverside, WA?
The ZIP code for Riverside is 98258.
What is the nearest town to Riverside?
Canyon Creek, 0.9 miles away.
Are there webcams near Riverside?
Yes. The closest is Granite Falls › East, 1.8 miles away.
What is the hottest month in Riverside?
August, with an average high of 78°F (25°C).
What is the coldest month in Riverside?
December, with an average low of 28°F (-2°C).
How much does it rain in Riverside?
About 49.0 inches (1,244 mm) a year; the wettest month is November.
Does it snow in Riverside?
Yes, about 4 inches of snow fall in an average year.
When is the best time to visit Riverside?
June to September, when temperatures are most pleasant and rainy days are fewer.
What climate does Riverside have?
Warm-summer mediterranean (Köppen Csb).
Last updated: