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December 31st, 2025 :: 4:38 pm PST   

Local Weather Report for
Union Gap
Washington, United States

 Current Union Gap Weather Conditions Updated December 31st at 3:53 pm 
Temperature:37°F Dew Point:25°F
Barometer:30.15 inHg Wind:calm
Humidity:59.9% Visibility:0M
 
 Union Gap Weather Forecast Summary  
 
Today
Dec 31st
Thursday
Jan 1st
Friday
Jan 2nd
Saturday
Jan 3rd
Sunday
Jan 4th
Cloudy Cloudy Cloudy Cloudy Cloudy
34°F
35°F
27°F
43°F
33°F
44°F
33°F
43°F
35°F
 
 Union Gap Detailed Weather Forecast  
 
Wednesday, December 31st, 2025
Evening Temperature: 28°F
Cloudy.
Thursday, January 1st, 2026
Overnight Temperature: 28°F
Cloudy.
Morning Temperature: 33°F
Cloudy.
Afternoon Temperature: 32°F
Cloudy.
Evening Temperature: 32°F
Cloudy.
Friday, January 2nd, 2026
Overnight Temperature: 33°F
Cloudy.
Morning Temperature: 39°F
A mix of cloud and sun.
Afternoon Temperature: 39°F
Cloudy.
Evening Temperature: 37°F
Cloudy.
Saturday, January 3rd, 2026
Overnight Temperature: 34°F
Cloudy.
Morning Temperature: 42°F
Cloudy.
Afternoon Temperature: 39°F
Cloudy.
Evening Temperature: 38°F
Cloudy.
Sunday, January 4th, 2026
Overnight Temperature: 36°F
Cloudy.
Morning Temperature: 42°F
Cloudy.
Afternoon Temperature: 41°F
Cloudy.
Evening Temperature: 40°F
Cloudy with a chance of showers.
Monday, January 5th, 2026
Overnight Temperature: 39°F
Cloudy with a slight chance of showers. Showers possibly mixed with wet flurries.
Morning Temperature: 45°F
A mix of cloud and sun.
Afternoon Temperature: 41°F
Cloudy.
Evening Temperature: 39°F
A mix of cloudy and clear skies.
Tuesday, January 6th, 2026
Overnight Temperature: 39°F
Cloudy with a chance of showers. Showers possibly mixed with wet flurries.
Morning Temperature: 43°F
Sunny with cloudy periods with a chance of showers.
Afternoon Temperature: 41°F
Sunny.
Evening Temperature: 37°F
Clear.
Wednesday, January 7th, 2026
Overnight Temperature: 34°F
Cloudy.
Morning Temperature: 36°F
Cloudy with showers likely. Showers possibly mixed with wet flurries.
Afternoon Temperature: 35°F
Cloudy with flurries or showers likely. Risk of freezing rain.
Evening Temperature: 36°F
Cloudy with a chance of showers. Showers possibly mixed with wet flurries.
Thursday, January 8th, 2026
Overnight Temperature: 36°F
Cloudy with a chance of showers or wet flurries.
Morning Temperature: 37°F
Cloudy.
Afternoon Temperature: 36°F
Cloudy with a slight chance of showers. Showers possibly mixed with wet flurries.
Evening Temperature: 33°F
Cloudy.





 

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3:53 PM  28°F
 
 
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This WeatherCity Weather Forecast for Union Gap, Washington, United States is computed using a computer-generated forecast model and should be considered experimental. Please confirm this weather information with your official weather information office

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