Union Gap, WA Weather Forecast
Local 7-day forecast
Sunny
Track current conditions, temperature changes, wind, and the full daily outlook for Union Gap, WA in one place.
Sunny, with a high near 70.
Local Weather Overview
This forecast page for Union Gap, WA is designed for quick trip planning, giving you a clean read on daytime highs, overnight lows, and changing conditions across the upcoming forecast window. Latest sync: May 27, 2026 10:46 PM PDT.
The active forecast window currently covers May 30 to Jun 3, 2026 for Union Gap, WA.
Page Snapshot
- Page focus
- city weather
- Forecast window
- May 30 to Jun 3, 2026
- Latest sync
- May 27, 2026 10:46 PM PDT
- Forecast office
- PDT
- Source
- NOAA / NWS
Daily Outlook
This Week in Union Gap
Wednesday looks like the warmest upcoming period in Union Gap at 85 degrees F.
Saturday Night is the coolest period ahead with temperatures near 42 degrees F.
The strongest winds are forecast for Saturday Night at about 8 to 20 mph NW.
The forecast from May 30 through Jun 3 stays mostly dry.
Forecast Details
- Last updated
- May 27, 2026 10:46 PM PDT
- Coverage
- 5 days
- Time zone
- America/Los_Angeles
- Forecast office
- PDT
- Radar station
- KPDT
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
Mostly clear, with a low around 42.
Sunny, with a high near 74.
Mostly clear, with a low around 46.
Mostly sunny, with a high near 79.
Partly cloudy, with a low around 52.
Sunny, with a high near 84.
Partly cloudy, with a low around 56.
Mostly sunny, with a high near 85.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Saturday
May 30
|
Sunny
|
70°F |
8 to 16 mph
NW
|
|
Saturday Night
May 30
|
Mostly Clear
|
42°F |
8 to 20 mph
NW
|
|
Sunday
May 31
|
Sunny
|
74°F |
3 to 8 mph
W
|
|
Sunday Night
May 31
|
Mostly Clear
|
46°F |
5 to 9 mph
NW
|
|
Monday
Jun 1
|
Mostly Sunny
|
79°F |
6 mph
NE
|
|
Monday Night
Jun 1
|
Partly Cloudy
|
52°F |
6 mph
N
|
|
Tuesday
Jun 2
|
Sunny
|
84°F |
7 mph
NE
|
|
Tuesday Night
Jun 2
|
Partly Cloudy
|
56°F |
6 mph
NE
|
|
Wednesday
Jun 3
|
Mostly Sunny
|
85°F |
5 to 12 mph
NW
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Union Gap.