10-Day Weather Forecast - Castle Rock, WA

Widespread frost and dense fog in the morning. Sunny. Highs in the lower 50s. Winds light.

Mostly clear. Widespread dense fog in the evening. Areas of frost. Lows in the lower 30s. Light and variable winds.

Widespread frost and dense fog in the morning. Mostly sunny. Highs in the lower 50s. Winds light.

Partly cloudy. Areas of frost in the evening then widespread frost after midnight. Lows in the lower 30s. Winds light.

Partly sunny. Widespread frost. Highs in the upper 40s.

Mostly cloudy. Areas of frost. Lows in the lower 30s.

Mostly cloudy in the morning then becoming partly sunny. A 20 percent chance of rain. Highs in the upper 40s.

Mostly cloudy with a 50 percent chance of rain. Lows in the mid 30s.

Mostly cloudy with a 50 percent chance of rain. Highs in the upper 40s.

Mostly cloudy with a 50 percent chance of rain. Lows in the mid 30s.

Mostly cloudy in the morning then becoming partly sunny. A chance of rain with a slight chance of snow. Highs in the upper 40s. Chance of precipitation 50 percent.

Mostly cloudy with a chance of rain with a slight chance of snow. Lows in the upper 30s. Chance of precipitation 50 percent.

Rain likely with a slight chance of snow. Highs in the upper 40s. Chance of precipitation 60 percent.

Cloudy with a chance of rain. Chance of precipitation 35%. Low temperature around 35F. Dew point will be around 36F with an average humidity of 97%. Winds will be 2 mph from the S.

Mostly cloudy with a slight chance of rain. Chance of precipitation 25%. High temperature around 45F. Dew point will be around 39F with an average humidity of 94%. Winds will be 2 mph from the SE.

Mostly cloudy. Low temperature around 34F. Dew point will be around 36F with an average humidity of 96%. Winds will be 1 mph from the E.

Partly cloudy. High temperature around 46F. Dew point will be around 39F with an average humidity of 95%. Winds will be 1 mph from the SE.

Cloudy with a chance of rain. Chance of precipitation 40%. Low temperature around 36F. Dew point will be around 38F with an average humidity of 97%. Winds will be 2 mph from the SE.