Weather forecast for 10 daysUnion Gap, WA

10-day overview

Daily temperatures

Maximum temperature: 57°C.
Coldest day: Wednesday 18.11. 46°C.

Chance of precipitation

Highest chance: Sunday 56%.

Long-term weather forecast

  • Tuesday
  • Nov 10, 2026
  • min.
  • 39°F
Cloudy
Cloudy
  • Precip. probability: 20%
  • Precipitation: 0"
  • Wind: 6mphWNW 284°
  • Humidity: 95%
  • UV index: 0
  • Sunrise: 6:57 am PST
  • Sunset: 4:34 pm PST
  • ▼
  • Wednesday
  • Nov 11, 2026
  • 57°F
  • 39°F
AM Fog / PM Clouds
AM Fog / PM Clouds
  • Precip. probability: 20%
  • Precipitation: 0"
  • Wind: 4mphSW 216°
  • Humidity: 86%
  • UV index: 1
  • Sunrise: 6:58 am PST
  • Sunset: 4:33 pm PST
  • ▼
  • Thursday
  • Nov 12, 2026
  • 54°F
  • 37°F
Cloudy
Cloudy
  • Precip. probability: 20%
  • Precipitation: 0"
  • Wind: 3mphS 191°
  • Humidity: 85%
  • UV index: 1
  • Sunrise: 7:00 am PST
  • Sunset: 4:32 pm PST
  • ▼
  • Friday
  • Nov 13, 2026
  • 54°F
  • 37°F
PM Showers
PM Showers
  • Precip. probability: 40%
  • Precipitation: 0.04"
  • Wind: 5mphSW 233°
  • Humidity: 78%
  • UV index: 1
  • Sunrise: 7:01 am PST
  • Sunset: 4:30 pm PST
  • ▼
  • Saturday
  • Nov 14, 2026
  • 57°F
  • 39°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 7%
  • Precipitation: 0.04"
  • Wind: 6mphS 184°
  • Humidity: 73%
  • UV index: 1
  • Sunrise: 7:02 am PST
  • Sunset: 4:29 pm PST
  • ▼
  • Sunday
  • Nov 15, 2026
  • 54°F
  • 34°F
Showers
Showers
  • Precip. probability: 56%
  • Precipitation: 0.16"
  • Wind: 5mphSSW 210°
  • Humidity: 79%
  • UV index: 1
  • Sunrise: 7:04 am PST
  • Sunset: 4:28 pm PST
  • ▼
  • Monday
  • Nov 16, 2026
  • 52°F
  • 32°F
Mostly Cloudy
Mostly Cloudy
  • Precip. probability: 24%
  • Precipitation: 0"
  • Wind: 4mphSSW 212°
  • Humidity: 78%
  • UV index: 1
  • Sunrise: 7:05 am PST
  • Sunset: 4:27 pm PST
  • ▼
  • Tuesday
  • Nov 17, 2026
  • 50°F
  • 30°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 9%
  • Precipitation: 0"
  • Wind: 4mphS 184°
  • Humidity: 76%
  • UV index: 1
  • Sunrise: 7:07 am PST
  • Sunset: 4:26 pm PST
  • ▼
  • Wednesday
  • Nov 18, 2026
  • 46°F
  • 32°F
Mostly Cloudy
Mostly Cloudy
  • Precip. probability: 24%
  • Precipitation: 0"
  • Wind: 5mphNW 320°
  • Humidity: 82%
  • UV index: 1
  • Sunrise: 7:08 am PST
  • Sunset: 4:25 pm PST
  • ▼
  • Thursday
  • Nov 19, 2026
  • 48°F
  • 30°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 20%
  • Precipitation: 0"
  • Wind: 5mphNNW 329°
  • Humidity: 80%
  • UV index: 1
  • Sunrise: 7:10 am PST
  • Sunset: 4:24 pm PST
  • ▼
For the next ten days, a combination of primarily gloomy and occasionally rainy and low-visibility weather is expected.
Rainfall is forecasted for Friday and Sunday.
In the upcoming days, the maximum temperature will range between 46.4°F and 57.2°F, while the forecast minimum temperature falls between 30.2°F and 39.2°F.
Wednesday and Saturday, with the highest temperature of 57.2°F, will be the warmest days; with the highest temperature of 46.4°F, next Wednesday will be the coldest day.
Updated: Nov 11, 2026 @ 03:12:00 UTC
Published by: Weather Atlas | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate

Frequently asked questions

In Union Gap, a combination of predominantly cloud-filled and occasionally rain-filled and fog-covered weather is expected for the next ten days.

Rainfall is expected on Friday and Sunday in Union Gap. With light precipitation of 0.16", Sunday will be the day with the most rainfall.

The maximum temperature will vary between 46.4°F and 57.2°F, while the minimum temperature will range between 30.2°F and 39.2°F.

The warmest days will be Wednesday and Saturday, with a maximum of 57.2°F. With a maximum temperature of 46.4°F, next Wednesday will be the coldest day.

On Saturday, expect a mix of sun and clouds throughout the day.

On Saturday, there is a low probability of minimal rainfall in Union Gap.

On Saturday, the maximum temperature will be 57.2°F, while the minimum temperature will be 39.2°F.

On Sunday, showers are expected to spread throughout the day, with the heaviest rain expected in the morning.

Light precipitation of 0.16" is forecasted on Sunday. The possibility of rainfall is 56%.

On Sunday, the highest temperature will be 53.6°F, while the lowest temperature will be 33.8°F.