10-Day Weather Forecast - Mattawa, WA

Sunny. Highs in the mid to upper 50s. Light wind becoming southwest 5 to 10 mph in the afternoon.

Mostly clear. Lows in the mid to upper 30s. South wind 5 to 10 mph.

Mostly cloudy. Highs in the 50s. South wind 5 to 15 mph with gusts up to 25 mph.

Cloudy with a 50 percent chance of rain. Lows in the upper 30s to lower 40s. Southwest wind 5 to 15 mph with gusts up to 25 mph.

Mostly cloudy with a 50 percent chance of rain. Highs in the lower to mid 50s.

Mostly clear with a 50 percent chance of rain. Lows in the mid to upper 30s.

Partly sunny. Highs in the lower to mid 50s.

Partly cloudy. A 20 percent chance of rain. Lows in the lower to mid 30s. Highs in the lower to mid 50s.

Partly cloudy. A 20 percent chance of rain. Lows in the lower to mid 30s. Highs in the lower to mid 50s.

Breezy. Mostly cloudy with a 20 percent chance of rain. Lows in the upper 30s to lower 40s. Highs in the mid 50s to lower 60s.

Breezy. Mostly cloudy with a 20 percent chance of rain. Lows in the upper 30s to lower 40s. Highs in the mid 50s to lower 60s.

Breezy. Mostly cloudy with a 20 percent chance of rain. Lows in the upper 30s to lower 40s. Highs in the mid 50s to lower 60s.

Breezy. Partly sunny with a chance of rain or snow. Highs in the mid to upper 50s. Chance of precipitation 20 percent.

Partly cloudy. Low temperature around 41F. Dew point will be around 30F with an average humidity of 56%. Winds will be 9 mph from the W.

Partly cloudy. High temperature around 54F. Dew point will be around 27F with an average humidity of 41%. Winds will be 9 mph from the W.

Partly cloudy. Low temperature around 39F. Dew point will be around 29F with an average humidity of 58%. Winds will be 7 mph from the W.

Partly cloudy. High temperature around 54F. Dew point will be around 28F with an average humidity of 43%. Winds will be 7 mph from the W.

Mostly clear. Low temperature around 39F. Dew point will be around 29F with an average humidity of 57%. Winds will be 6 mph from the W.