10-Day Weather Forecast - Prosser, WA

Mostly sunny. Highs in the lower 60s. Light wind becoming southwest 5 to 10 mph in the afternoon.

Mostly cloudy. Lows in the mid to upper 40s. South wind 5 to 10 mph.

Rain likely. Highs in the upper 50s to lower 60s. South wind 5 to 10 mph with gusts to around 25 mph. Chance of precipitation 70 percent.

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

Mostly sunny with a 20 percent chance of rain. Highs in the mid 50s to lower 60s.

Mostly clear. Lows in the 30s. Highs in the lower 50s to lower 60s.

Mostly clear. Lows in the 30s. Highs in the lower 50s to lower 60s.

Mostly clear. Lows in the 30s. Highs in the lower 50s to lower 60s.

Mostly clear. Lows in the 30s. Highs in the lower 50s to lower 60s.

Mostly clear. Lows in the 30s. Highs in the lower 50s to lower 60s.

Mostly sunny. Highs in the lower to mid 60s.

Partly cloudy. Low temperature around 41F. Dew point will be around 29F with an average humidity of 46%. Winds will be 4 mph from the W.

Partly cloudy. High temperature around 66F. Dew point will be around 32F with an average humidity of 41%. Winds will be 6 mph from the SW.

Partly cloudy. Low temperature around 38F. Dew point will be around 31F with an average humidity of 52%. Winds will be 9 mph from the W.

Partly cloudy. High temperature around 60F. Dew point will be around 29F with an average humidity of 41%. Winds will be 6 mph from the W.

Mostly cloudy. Low temperature around 38F. Dew point will be around 27F with an average humidity of 50%. Winds will be 5 mph from the W.

Cloudy. High temperature around 60F. Dew point will be around 30F with an average humidity of 44%. Winds will be 2 mph from the SW.

Partly cloudy. Low temperature around 39F. Dew point will be around 31F with an average humidity of 54%. Winds will be 3 mph from the W.