10-Day Weather Forecast - Sunnyside, WA

Mostly cloudy in the morning, then partly cloudy with a 20 percent chance of rain showers in the afternoon. Highs in the upper 60s to lower 70s. Light wind.

Mostly clear. Lows in the mid to upper 40s. Light wind.

Mostly cloudy with a 50 percent chance of rain showers. Highs in the upper 60s to lower 70s. Light wind.

Partly cloudy. Lows in the 40s. Light wind.

Mostly cloudy with a 40 percent chance of rain showers. Highs in the upper 60s to mid 70s.

Mostly cloudy with a 40 percent chance of rain showers. Lows in the mid 40s to lower 50s.

Partly cloudy with a 20 percent chance of rain showers. Highs in the 70s.

Mostly clear. Lows in the upper 40s to mid 50s.

Mostly clear. Highs in the lower 70s to lower 80s.

Mostly clear. Lows in the upper 40s to mid 50s.

Mostly clear. Highs in the upper 70s to mid 80s.

Mostly clear. Lows in the lower to mid 50s.

Mostly clear. Highs in the upper 70s to mid 80s.

Mostly clear. Low temperature around 49F. Dew point will be around 53F with an average humidity of 88%. Winds will be 5 mph from the W.

Mostly sunny. High temperature around 73F. Dew point will be around 52F with an average humidity of 63%. Winds will be 4 mph from the SW.

Partly cloudy. Low temperature around 46F. Dew point will be around 52F with an average humidity of 90%. Winds will be 5 mph from the W.

Mostly sunny. High temperature around 72F. Dew point will be around 50F with an average humidity of 63%. Winds will be 4 mph from the SW.

Mostly clear. Low temperature around 46F. Dew point will be around 51F with an average humidity of 91%. Winds will be 4 mph from the W.