Weather forecast for 10 daysOnalaska, WA

10-day overview

Daily temperatures

Warmest period: today - Saturday 59°C.
Minimum temperature: 55°C.

Chance of precipitation

Highest chance: Sunday 55%.

Long-term weather forecast

  • Thursday
  • Oct 22, 2026
  • 59°F
  • 37°F
Cloudy
Cloudy
  • Precip. probability: 15%
  • Precipitation: 0"
  • Wind: 7mphNW 307°
  • Humidity: 72%
  • UV index: 1
  • Sunrise: 7:38 am PDT
  • Sunset: 6:11 pm PDT
  • ▼
  • Friday
  • Oct 23, 2026
  • 59°F
  • 34°F
AM Fog / PM Sun
AM Fog / PM Sun
  • Precip. probability: 20%
  • Precipitation: 0"
  • Wind: 6mphN 10°
  • Humidity: 72%
  • UV index: 3
  • Sunrise: 7:40 am PDT
  • Sunset: 6:10 pm PDT
  • ▼
  • Saturday
  • Oct 24, 2026
  • 59°F
  • 41°F
Mostly Cloudy
Mostly Cloudy
  • Precip. probability: 6%
  • Precipitation: 0.04"
  • Wind: 2mphW 279°
  • Humidity: 68%
  • UV index: 1
  • Sunrise: 7:41 am PDT
  • Sunset: 6:08 pm PDT
  • ▼
  • Sunday
  • Oct 25, 2026
  • 57°F
  • 43°F
Showers
Showers
  • Precip. probability: 55%
  • Precipitation: 0.31"
  • Wind: 4mphSE 143°
  • Humidity: 80%
  • UV index: 2
  • Sunrise: 7:43 am PDT
  • Sunset: 6:06 pm PDT
  • ▼
  • Monday
  • Oct 26, 2026
  • 57°F
  • 43°F
AM Showers
AM Showers
  • Precip. probability: 42%
  • Precipitation: 0.12"
  • Wind: 2mphWSW 257°
  • Humidity: 83%
  • UV index: 2
  • Sunrise: 7:44 am PDT
  • Sunset: 6:05 pm PDT
  • ▼
  • Tuesday
  • Oct 27, 2026
  • 57°F
  • 41°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 24%
  • Precipitation: 0.04"
  • Wind: 3mphSSW 209°
  • Humidity: 85%
  • UV index: 2
  • Sunrise: 7:45 am PDT
  • Sunset: 6:03 pm PDT
  • ▼
  • Wednesday
  • Oct 28, 2026
  • 55°F
  • 39°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 24%
  • Precipitation: 0"
  • Wind: 4mphWNW 293°
  • Humidity: 84%
  • UV index: 2
  • Sunrise: 7:47 am PDT
  • Sunset: 6:01 pm PDT
  • ▼
  • Thursday
  • Oct 29, 2026
  • 57°F
  • 37°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 22%
  • Precipitation: 0.04"
  • Wind: 3mphNNE 14°
  • Humidity: 77%
  • UV index: 2
  • Sunrise: 7:48 am PDT
  • Sunset: 6:00 pm PDT
  • ▼
  • Friday
  • Oct 30, 2026
  • 57°F
  • 37°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 24%
  • Precipitation: 0"
  • Wind: 3mphWSW 240°
  • Humidity: 74%
  • UV index: 2
  • Sunrise: 7:50 am PDT
  • Sunset: 5:58 pm PDT
  • ▼
  • Saturday
  • Oct 31, 2026
  • 55°F
  • 36°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 22%
  • Precipitation: 0"
  • Wind: 4mphWNW 291°
  • Humidity: 75%
  • UV index: 2
  • Sunrise: 7:51 am PDT
  • Sunset: 5:57 pm PDT
  • ▼
During the ten-day period, primarily cloud-filled and occasionally damp and fog-covered weather is forecasted.
Rainfall is expected on Sunday through Tuesday and next Thursday.
The temperature shift across days will be subtle in the coming days. The maximum temperature will vary between 55.4°F and 59°F, while the lowest temperature will be between 33.8°F and 42.8°F.
Thursday through Saturday, with the highest temperature of 59°F, will be the warmest days; Wednesday and next Saturday, with the highest temperature of 55.4°F, will be the coldest days.
Updated: Oct 22, 2026 @ 18:30:01 UTC
Published by: Weather Atlas | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate

Frequently asked questions

In Onalaska, a combination of predominantly cloudy and occasionally rainy and fog-covered weather is predicted for the next ten days.

Rainfall is expected on Sunday through Tuesday and next Thursday in Onalaska. Sunday, with light precipitation of 0.31", will be the day with the most rainfall.

The maximum temperature will vary between 55.4°F and 59°F, while the minimum temperature will range between 33.8°F and 42.8°F.

With a maximum temperature of 59°F, Thursday through Saturday will be the warmest days. The coldest days will be Wednesday and next Saturday, with a maximum of 55.4°F.

On Saturday, the weather will be mostly cloudy.

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

On Saturday, the maximum temperature will be 59°F, while the minimum temperature will be 41°F.

On Sunday, in Onalaska, showers are expected, with occasional breaks in the rain throughout the day.

Light precipitation of 0.31" is expected on Sunday in Onalaska. The possibility of rainfall is 55%.

On Sunday, the highest temperature will be 57.2°F, while the lowest temperature will be 42.8°F.