Grant County, WA Weather Forecast
County weather hub
Mostly Sunny
Compare major city weather across Grant County, scan the latest forecast snapshots, and jump into local 7-day outlook pages from one hub.
Mostly sunny, with a high near 67.
County Weather Overview
This county weather page brings together forecast coverage for Grant County so visitors can compare temperatures, wind, and conditions across the region without hopping between unrelated pages.
Current forecast coverage spans 9 of 9 mapped cities in Grant County.
Page Snapshot
- Page focus
- county weather
- Forecast window
- Apr 13 to Apr 15, 2026
- Latest sync
- Apr 9, 2026 1:21 PM PDT
- Forecast office
- OTX
- Source
- NOAA / NWS
Daily Outlook
This Week in Grant County
Monday looks like the warmest upcoming period in Grant County at 67 degrees F.
Wednesday Night is the coolest period ahead with temperatures near 32 degrees F.
The strongest winds are forecast for Tuesday at about 8 to 18 mph SW.
Precipitation is mentioned in 2 upcoming forecast periods.
Forecast Details
- Last updated
- Apr 9, 2026 1:21 PM PDT
- Coverage
- 4 days
- Time zone
- America/Los_Angeles
- Forecast office
- OTX
- Radar station
- KOTX
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
Partly cloudy, with a low around 38.
Partly sunny, with a high near 61.
A slight chance of rain showers after 5am. Mostly cloudy, with a low around 39. Chance of precipitation is 20%.
A slight chance of rain showers before 5pm. Partly sunny, with a high near 58. Chance of precipitation is 20%.
Partly cloudy, with a low around 32.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Monday
Apr 13
|
Mostly Sunny
|
67°F |
7 to 17 mph
W
|
|
Monday Night
Apr 13
|
Partly Cloudy
|
38°F |
8 to 17 mph
W
|
|
Tuesday
Apr 14
|
Partly Sunny
|
61°F |
8 to 18 mph
SW
|
|
Tuesday Night
Apr 14
|
Mostly Cloudy then Slight Chance Rain Showers
|
39°F |
12 to 18 mph
SW
|
|
Wednesday
Apr 15
|
Slight Chance Rain Showers
|
58°F |
12 to 18 mph
W
|
|
Wednesday Night
Apr 15
|
Partly Cloudy
|
32°F |
6 to 17 mph
W
|
Major City Forecasts
Live forecast snapshots for major cities across Grant County.
Coverage
Forecast coverage currently spans 9 of 9 mapped cities in Grant County.
Largest mapped city population in this region: 24,274.
