10-Day Weather Forecast - Union, WA

Partly sunny. Highs in the lower to mid 60s. Light wind.

Mostly cloudy. A slight chance of rain in the evening then a chance of rain after midnight. Lows in the mid 40s to lower 50s. Light wind.

Mostly cloudy with a slight chance of rain. Highs in the mid 60s to lower 70s. Light wind.

Mostly cloudy. Lows in the upper 40s.

Partly sunny. Highs in the lower 70s.

Mostly cloudy. A slight chance of rain in the evening then a chance of rain after midnight. Lows in the mid to upper 40s.

Mostly cloudy with a chance of rain. Highs in the lower 60s.

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

Mostly cloudy with a chance of rain. Highs near 60.

Mostly cloudy with a slight chance of rain in the evening then partly cloudy after midnight. Lows in the lower 40s.

Mostly sunny. Highs near 60.

Clear. Low temperature around 40F. Dew point will be around 40F with an average humidity of 77%. Winds will be 2 mph from the NW.

Sunny. High temperature around 66F. Dew point will be around 43F with an average humidity of 60%. Winds will be 1 mph from the E.

Clear. Low temperature around 43F. Dew point will be around 41F with an average humidity of 70%. Winds will be 2 mph from the W.

Sunny. High temperature around 67F. Dew point will be around 44F with an average humidity of 57%. Winds will be 2 mph from the S.

Mostly clear. Low temperature around 44F. Dew point will be around 44F with an average humidity of 75%. Winds will be 3 mph from the W.

Sunny. High temperature around 66F. Dew point will be around 46F with an average humidity of 63%. Winds will be 3 mph from the S.

Clear. Low temperature around 43F. Dew point will be around 44F with an average humidity of 78%. Winds will be 3 mph from the SW.