Mattawa, WA Weather Forecast
Local 7-day forecast
Mostly Sunny
Track current conditions, temperature changes, wind, and the full daily outlook for Mattawa, WA in one place.
Mostly sunny, with a high near 67.
Local Weather Overview
This forecast page for Mattawa, 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 9, 2026 1:21 PM PDT.
The active forecast window currently covers Apr 13 to Apr 15, 2026 for Mattawa, WA.
Page Snapshot
- Page focus
- city 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 Mattawa
Monday looks like the warmest upcoming period in Mattawa at 67 degrees F.
Wednesday Night is the coolest period ahead with temperatures near 37 degrees F.
The strongest winds are forecast for Monday at about 10 to 17 mph W.
Precipitation is mentioned in 3 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
- KPDT
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 42.
A slight chance of rain showers after 5pm. Partly sunny, with a high near 61. Chance of precipitation is 20%.
A slight chance of rain showers. Mostly cloudy, with a low around 42. 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 37.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Monday
Apr 13
|
Mostly Sunny
|
67°F |
10 to 17 mph
W
|
|
Monday Night
Apr 13
|
Partly Cloudy
|
42°F |
8 to 17 mph
W
|
|
Tuesday
Apr 14
|
Partly Sunny then Slight Chance Rain Showers
|
61°F |
8 to 15 mph
W
|
|
Tuesday Night
Apr 14
|
Slight Chance Rain Showers
|
42°F |
10 to 16 mph
SW
|
|
Wednesday
Apr 15
|
Slight Chance Rain Showers
|
58°F |
10 to 15 mph
W
|
|
Wednesday Night
Apr 15
|
Partly Cloudy
|
37°F |
7 to 15 mph
W
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Mattawa.
