10-day forecast for Union Gap, WA: 29° to 56°, with precipitation expected on 6 days. The table below breaks each day into morning, afternoon, evening and overnight.
50°
Best day: Monday, November 16
35° · 0.93 in
Worst day: Monday, November 23
Tap any day below to see morning, afternoon, evening and overnight.
Mon, 1650° / 38°0.01
Morning41°feels 39°
Afternoon50°feels 50°
Evening41°feels 41°
Overnight39°feels 39°
50 °
Union Gap, Monday, 16 November
Light rain. High 50°, low 38°.
Pressure30.09 inHg
Wind1.3 mph SE
Humidity71%
Visibility1.8 mi
Dew point38°
Tue, 1747° / 31°0
Morning34°feels 31°
Afternoon47°feels 47°
Evening36°feels 36°
Overnight38°feels 38°
47 °
Union Gap, Tuesday, 17 November
Clear. High 47°, low 31°.
Pressure30.00 inHg
Wind0.3 mph S
Humidity66%
Visibility6.2 mi
Dew point35°
Wed, 1840° / 30°0.23
Morning38°feels 34°
Afternoon40°feels 36°
Evening39°feels 37°
Overnight31°feels 28°
40 °
Union Gap, Wednesday, 18 November
Light rain. High 40°, low 30°.
Pressure30.00 inHg
Wind5.7 mph NE
Humidity89%
Visibility0.8 mi
Dew point36°
Thu, 1942° / 38°0.12
Morning39°feels 36°
Afternoon42°feels 40°
Evening41°feels 41°
Overnight39°feels 36°
42 °
Union Gap, Thursday, 19 November
Light rain. High 42°, low 38°.
Pressure30.03 inHg
Wind4.1 mph NE
Humidity84%
Visibility6.2 mi
Dew point37°
Fri, 2044° / 29°0
Morning35°feels 35°
Afternoon39°feels 39°
Evening39°feels 39°
Overnight30°feels 30°
44 °
Union Gap, Friday, 20 November
Overcast. High 44°, low 29°.
Pressure30.03 inHg
Wind3.2 mph SE
Humidity80%
Visibility—
Dew point32°
Sat, 2138° / 29°0.52
Morning33°feels 29°
Afternoon37°feels 34°
Evening35°feels 35°
Overnight34°feels 33°
38 °
Union Gap, Saturday, 21 November
Snow. High 38°, low 29°.
Pressure29.88 inHg
Wind7.7 mph NE
Humidity73%
Visibility—
Dew point29°
Sun, 2239° / 34°0
Morning35°feels 35°
Afternoon36°feels 36°
Evening37°feels 37°
Overnight35°feels 33°
39 °
Union Gap, Sunday, 22 November
Overcast. High 39°, low 34°.
Pressure29.94 inHg
Wind3.3 mph N
Humidity91%
Visibility—
Dew point33°
Mon, 2335° / 34°0.93
Morning34°feels 34°
Afternoon34°feels 33°
Evening34°feels 31°
Overnight34°feels 32°
35 °
Union Gap, Monday, 23 November
Snow. High 35°, low 34°.
Pressure29.83 inHg
Wind3.6 mph NW
Humidity100%
Visibility—
Dew point34°
Tue, 2437° / 35°0.47
Morning35°feels 33°
Afternoon35°feels 35°
Evening37°feels 37°
Overnight35°feels 32°
37 °
Union Gap, Tuesday, 24 November
Rain. High 37°, low 35°.
Pressure29.53 inHg
Wind4.5 mph NW
Humidity99%
Visibility—
Dew point35°
About this forecast
How reliable is a 10-day forecast?
The first 3–5 days are the most reliable, typically within 2–4°. From day six to ten the models show the trend: the direction of change is right more often than the exact numbers.
What does the time-of-day table show?
Temperature in Union Gap, WA around 8am, 2pm, 8pm and 2am each day — handy for planning a walk, a drive or work outdoors.
How is the best day chosen?
We weigh the daytime high against precipitation: a warm, dry day scores highest.