10-Day Weather Forecast - Union, WA

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  • 65|47°F
    Partly Sunny

    Today

    65°F

    Partly sunny. Highs in the 60s. Light wind becoming southwest 10 to 15 mph with gusts to 25 mph in the afternoon.

    Tonight

    47°F

    Partly cloudy in the evening then becoming mostly cloudy. Lows in the mid 40s to lower 50s. West wind 10 to 15 mph with gusts to 25 mph in the evening becoming light.

    Hourly details
  • Day

    72°F

    Mostly cloudy in the morning then becoming sunny. Highs in the upper 60s to mid 70s. Light wind becoming northeast around 10 mph in the afternoon.

    Night

    47°F

    Mostly clear. Lows near 50. Northeast wind to 10 mph in the evening becoming light.

    Hourly details
  • Day

    77°F

    Mostly sunny. Highs in the mid 70s to lower 80s. Light wind becoming northeast around 10 mph in the afternoon.

    Night

    49°F

    Partly cloudy in the evening then mostly cloudy with a slight chance of rain after midnight. Lows in the lower 50s.

    Hourly details
  • Day

    67°F

    Partly sunny with a slight chance of rain. Highs near 70.

    Night

    46°F

    Partly cloudy. Lows near 50.

    Hourly details
  • Day

    58°F

    Partly sunny. A chance of rain in the morning then a slight chance of rain in the afternoon. Highs in the mid to upper 60s.

    Night

    46°F

    Mostly cloudy in the evening then becoming partly cloudy. Lows in the mid to upper 40s.

    Hourly details
  • Day

    59°F

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

    Night

    44°F

    Mostly cloudy in the evening then becoming partly cloudy. Lows in the lower to mid 40s.

    Hourly details
  • Weekend Weather

  • Day

    64°F

    Mostly sunny. A slight chance of rain in the morning then a chance of rain in the afternoon. Highs in the lower to mid 60s.

    Night

    39°F

    Mostly clear. Low temperature around 39F. Dew point will be around 39F with an average humidity of 79%. Winds will be 5 mph from the W.

  • Day

    59°F

    Partly cloudy. High temperature around 59F. Dew point will be around 42F with an average humidity of 71%. Winds will be 5 mph from the SW.

    Night

    41°F

    Partly cloudy. Low temperature around 41F. Dew point will be around 40F with an average humidity of 78%. Winds will be 5 mph from the W.

  • Day

    62°F

    Mostly sunny. High temperature around 62F. Dew point will be around 44F with an average humidity of 71%. Winds will be 5 mph from the SW.

    Night

    43°F

    Mostly clear. Low temperature around 43F. Dew point will be around 42F with an average humidity of 79%. Winds will be 5 mph from the W.

  • Day

    62°F

    Mostly sunny. High temperature around 62F. Dew point will be around 46F with an average humidity of 72%. Winds will be 6 mph from the SW.

    Night

    44°F

    Mostly clear. Low temperature around 44F. Dew point will be around 45F with an average humidity of 84%. Winds will be 5 mph from the SW.