10-day forecast for Union Gap, WA: 34° to 65°, with precipitation expected on 1 day. The table below breaks each day into morning, afternoon, evening and overnight.
65°
Best day: Thursday, October 22
62° · 0.19 in
Worst day: Tuesday, October 27
Tap any day below to see morning, afternoon, evening and overnight.
Fri, 2363° / 34°0
Morning36°feels 36°
Afternoon62°feels 59°
Evening50°feels 49°
Overnight37°feels 33°
63 °
Union Gap, Friday, 23 October
Clear. High 63°, low 34°.
Pressure30.18 inHg
Wind4.9 mph NW
Humidity39%
Visibility6.2 mi
Dew point33°
Sat, 2459° / 36°0
Morning36°feels 36°
Afternoon58°feels 56°
Evening50°feels 47°
Overnight39°feels 36°
59 °
Union Gap, Saturday, 24 October
Partly cloudy. High 59°, low 36°.
Pressure30.21 inHg
Wind1.5 mph E
Humidity40%
Visibility6.2 mi
Dew point26°
Sun, 2562° / 38°0
Morning38°feels 36°
Afternoon62°feels 59°
Evening52°feels 49°
Overnight39°feels 39°
62 °
Union Gap, Sunday, 25 October
Overcast. High 62°, low 38°.
Pressure30.18 inHg
Wind2.5 mph NE
Humidity36%
Visibility6.2 mi
Dew point26°
Mon, 2661° / 42°0
Morning46°feels 44°
Afternoon57°feels 54°
Evening58°feels 56°
Overnight48°feels 47°
61 °
Union Gap, Monday, 26 October
Overcast. High 61°, low 42°.
Pressure30.27 inHg
Wind5 mph NE
Humidity38%
Visibility—
Dew point29°
Tue, 2762° / 45°0.19
Morning50°feels 50°
Afternoon57°feels 55°
Evening58°feels 56°
Overnight49°feels 48°
62 °
Union Gap, Tuesday, 27 October
Rain. High 62°, low 45°.
Pressure30.18 inHg
Wind3.8 mph NW
Humidity52%
Visibility—
Dew point38°
Wed, 2860° / 44°0
Morning48°feels 46°
Afternoon54°feels 51°
Evening57°feels 53°
Overnight51°feels 47°
60 °
Union Gap, Wednesday, 28 October
Overcast. High 60°, low 44°.
Pressure30.21 inHg
Wind3.9 mph N
Humidity38%
Visibility—
Dew point28°
Thu, 2962° / 45°0
Morning49°feels 48°
Afternoon56°feels 53°
Evening60°feels 57°
Overnight47°feels 46°
62 °
Union Gap, Thursday, 29 October
Partly cloudy. High 62°, low 45°.
Pressure29.91 inHg
Wind5.1 mph E
Humidity36%
Visibility—
Dew point28°
Fri, 3059° / 43°0
Morning45°feels 44°
Afternoon51°feels 49°
Evening55°feels 52°
Overnight45°feels 44°
59 °
Union Gap, Friday, 30 October
Overcast. High 59°, low 43°.
Pressure29.77 inHg
Wind13 mph W
Humidity54%
Visibility—
Dew point33°
Sat, 3155° / 38°0
Morning42°feels 41°
Afternoon50°feels 49°
Evening53°feels 49°
Overnight42°feels 40°
55 °
Union Gap, Saturday, 31 October
Mostly clear. High 55°, low 38°.
Pressure29.97 inHg
Wind5.7 mph SE
Humidity44%
Visibility—
Dew point27°
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.