Granite Falls, WA Weather Forecast
Local 7-day forecast
Partly Sunny
Track current conditions, temperature changes, wind, and the full daily outlook for Granite Falls, WA in one place.
Partly sunny, with a high near 56.
Local Weather Overview
This forecast page for Granite Falls, WA is designed for quick trip planning, giving you a clean read on daytime highs, overnight lows, and changing conditions across the upcoming forecast window. Latest sync: Apr 14, 2026 11:59 PM PDT.
The active forecast window currently covers Apr 17 to Apr 21, 2026 for Granite Falls, WA.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Apr 17 to Apr 21, 2026
- Latest sync
- Apr 14, 2026 11:59 PM PDT
- Forecast office
- SEW
- Source
- NOAA / NWS
Daily Outlook
This Week in Granite Falls
Saturday looks like the warmest upcoming period in Granite Falls at 64 degrees F.
Friday Night is the coolest period ahead with temperatures near 38 degrees F.
The strongest winds are forecast for Sunday at about 6 mph SSE.
Precipitation is mentioned in 7 upcoming forecast periods.
Forecast Details
- Last updated
- Apr 14, 2026 11:59 PM PDT
- Coverage
- 5 days
- Time zone
- America/Los_Angeles
- Forecast office
- SEW
- Radar station
- KATX
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
Mostly cloudy, with a low around 38.
A chance of rain after 5pm. Mostly cloudy, with a high near 64.
Rain likely. Mostly cloudy, with a low around 45.
Rain likely. Mostly cloudy, with a high near 61.
A chance of rain. Mostly cloudy, with a low around 43.
A chance of rain. Partly sunny, with a high near 59.
A chance of rain. Mostly cloudy, with a low around 43.
A chance of rain. Partly sunny, with a high near 58.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Friday
Apr 17
|
Partly Sunny
|
56°F |
2 mph
SW
|
|
Friday Night
Apr 17
|
Mostly Cloudy
|
38°F |
2 mph
NNE
|
|
Saturday
Apr 18
|
Mostly Cloudy then Chance Light Rain
|
64°F |
3 mph
SE
|
|
Saturday Night
Apr 18
|
Light Rain Likely
|
45°F |
5 mph
ESE
|
|
Sunday
Apr 19
|
Light Rain Likely
|
61°F |
6 mph
SSE
|
|
Sunday Night
Apr 19
|
Chance Light Rain
|
43°F |
2 to 6 mph
SE
|
|
Monday
Apr 20
|
Chance Light Rain
|
59°F |
2 to 6 mph
W
|
|
Monday Night
Apr 20
|
Chance Light Rain
|
43°F |
2 to 6 mph
S
|
|
Tuesday
Apr 21
|
Chance Light Rain
|
58°F |
2 to 6 mph
SSW
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Granite Falls.