10-Day Weather Forecast - Union, WA

Sunny. Highs in the lower to mid 50s. Northeast wind to 10 mph in the morning becoming light.

Clear. Lows in the mid 30s to lower 40s. Light wind.

Sunny. Highs in the upper 40s to mid 50s. Light wind.

Clear. Lows in the mid to upper 30s.

Sunny. Highs in the lower 50s.

Partly cloudy. Lows in the mid 30s.

Mostly sunny. Highs in the upper 40s.

Mostly cloudy. Lows in the mid to upper 30s.

Mostly cloudy. A slight chance of rain in the afternoon. Highs in the mid to upper 40s.

Mostly cloudy. A slight chance of rain in the evening then a chance of rain after midnight. Lows near 40.

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

Mostly cloudy with a slight chance of rain. Chance of precipitation 25%. Low temperature around 35F. Dew point will be around 38F with an average humidity of 96%. Winds will be 2 mph from the SW.

Cloudy with a chance of rain. Chance of precipitation 35%. High temperature around 42F. Dew point will be around 36F with an average humidity of 92%. Winds will be 2 mph from the SW.

Cloudy with a chance of rain. Chance of precipitation 45%. Low temperature around 32F. Dew point will be around 34F with an average humidity of 97%. Winds will be 1 mph from the S.

Cloudy with a chance of rain. Chance of precipitation 50%. High temperature around 40F. Dew point will be around 34F with an average humidity of 91%. Winds will be 2 mph from the S.

Cloudy with a chance of rain. Chance of precipitation 50%. Low temperature around 34F. Dew point will be around 35F with an average humidity of 95%. Winds will be 2 mph from the S.

Cloudy with a chance of rain. Chance of precipitation 55%. High temperature around 42F. Dew point will be around 36F with an average humidity of 94%. Winds will be 3 mph from the SW.

Cloudy with a chance of rain. Chance of precipitation 50%. Low temperature around 35F. Dew point will be around 37F with an average humidity of 99%. Winds will be 2 mph from the S.