10-Day Weather Forecast - Union, WA

Cloudy. Highs in the 60s. South wind to 10 mph becoming southwest around 10 mph in the afternoon.

A chance of rain in the evening then rain likely after midnight. Rain at times in the morning. Rainfall amounts a tenth to a quarter of an inch possible. Lows in the upper 40s to mid 50s. Southwest wind 10 to 15 mph becoming south after midnight.

Rain at times. Rainfall amounts a tenth to a quarter of an inch possible. Highs in the upper 50s to mid 60s. South wind around 10 mph becoming southwest 10 to 20 mph in the afternoon.

Mostly cloudy with a chance of rain. Lows in the mid 40s to lower 50s. Southwest wind 10 to 20 mph.

Mostly cloudy with a chance of rain in the morning then mostly cloudy with rain likely in the afternoon. Highs in the lower to mid 60s.

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

Partly sunny. Patchy fog in the morning. Highs in the 60s.

Mostly cloudy. Lows near 50.

Partly sunny. Highs in the mid 60s.

Mostly cloudy in the evening then becoming partly cloudy. Lows near 50.

Partly sunny. Highs in the 60s.

Partly cloudy. Lows in the mid to upper 40s.

Partly sunny. A slight chance of rain in the afternoon. Highs in the 60s.

Mostly clear. Low temperature around 48F. Dew point will be around 49F with an average humidity of 82%. Winds will be 6 mph from the SW.

Mostly cloudy. High temperature around 66F. Dew point will be around 50F with an average humidity of 73%. Winds will be 6 mph from the SW.

Clear. Low temperature around 49F. Dew point will be around 50F with an average humidity of 83%. Winds will be 6 mph from the SW.

Sunny. High temperature around 69F. Dew point will be around 51F with an average humidity of 68%. Winds will be 6 mph from the SW.

Clear. Low temperature around 50F. Dew point will be around 49F with an average humidity of 79%. Winds will be 6 mph from the SW.