Weather forecast for 10 daysFoster, OR

Weather forecast for the weekend

Sunday Oct 18, 2026

  • 66°F
  • 45°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 20%
  • Precipitation: 0"
  • Wind: 6mphWNW 303°
  • Humidity: 70%
  • UV index: 3
  • Sunrise: 7:30 am PDT
  • Sunset: 6:21 pm PDT
  • ▼
On Sunday, in Foster, sunlight and clouds will take turns dominating the sky.
The temperature scale will run from a maximum of a comfortable 66.2°F to a minimum of a chilly 44.6°F.
Tomorrow's maximum temperature is forecasted to be a couple of degrees higher than the usual 61.5°F high in October.
Sunrise will be at 7:30 am and sunset at 6:21 pm; tomorrow's daylight will last for 10h and 52min.

10-day overview

Daily temperatures

Warmest day: Wednesday 73°C.
Coldest day: Saturday 24.10. 57°C.

Chance of precipitation

Highest chance: Friday - Monday 24%.

Long-term weather forecast

  • Saturday
  • Oct 17, 2026
  • min.
  • 41°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 20%
  • Precipitation: 0"
  • Wind: 2mphN 11°
  • Humidity: 92%
  • UV index: 0
  • Sunrise: 7:28 am PDT
  • Sunset: 6:23 pm PDT
  • ▼
  • Sunday
  • Oct 18, 2026
  • 66°F
  • 45°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 20%
  • Precipitation: 0"
  • Wind: 6mphWNW 303°
  • Humidity: 70%
  • UV index: 3
  • Sunrise: 7:30 am PDT
  • Sunset: 6:21 pm PDT
  • ▼
  • Monday
  • Oct 19, 2026
  • 63°F
  • 41°F
Cloudy
Cloudy
  • Precip. probability: 6%
  • Precipitation: 0"
  • Wind: 6mphW 265°
  • Humidity: 63%
  • UV index: 3
  • Sunrise: 7:31 am PDT
  • Sunset: 6:19 pm PDT
  • ▼
  • Tuesday
  • Oct 20, 2026
  • 72°F
  • 43°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 7%
  • Precipitation: 0"
  • Wind: 5mphN 353°
  • Humidity: 59%
  • UV index: 3
  • Sunrise: 7:32 am PDT
  • Sunset: 6:18 pm PDT
  • ▼
  • Wednesday
  • Oct 21, 2026
  • 73°F
  • 45°F
Mostly Sunny
Mostly Sunny
  • Precip. probability: 2%
  • Precipitation: 0"
  • Wind: 5mphWNW 286°
  • Humidity: 50%
  • UV index: 3
  • Sunrise: 7:33 am PDT
  • Sunset: 6:16 pm PDT
  • ▼
  • Thursday
  • Oct 22, 2026
  • 63°F
  • 41°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 23%
  • Precipitation: 0.08"
  • Wind: 6mphW 261°
  • Humidity: 68%
  • UV index: 3
  • Sunrise: 7:35 am PDT
  • Sunset: 6:15 pm PDT
  • ▼
  • Friday
  • Oct 23, 2026
  • 59°F
  • 37°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 24%
  • Precipitation: 0"
  • Wind: 6mphW 277°
  • Humidity: 72%
  • UV index: 3
  • Sunrise: 7:36 am PDT
  • Sunset: 6:13 pm PDT
  • ▼
  • Saturday
  • Oct 24, 2026
  • 57°F
  • 41°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 24%
  • Precipitation: 0.08"
  • Wind: 6mphSW 214°
  • Humidity: 68%
  • UV index: 3
  • Sunrise: 7:37 am PDT
  • Sunset: 6:11 pm PDT
  • ▼
  • Sunday
  • Oct 25, 2026
  • 59°F
  • 41°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 24%
  • Precipitation: 0"
  • Wind: 6mphSW 217°
  • Humidity: 73%
  • UV index: 3
  • Sunrise: 7:39 am PDT
  • Sunset: 6:10 pm PDT
  • ▼
  • Monday
  • Oct 26, 2026
  • 61°F
  • 39°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 24%
  • Precipitation: 0"
  • Wind: 5mphSW 234°
  • Humidity: 71%
  • UV index: 3
  • Sunrise: 7:40 am PDT
  • Sunset: 6:08 pm PDT
  • ▼
Looking ahead to the next ten days, primarily cloud-filled and occasionally bright weather is predicted.
With minimal precipitation of 0.08", rain is expected on Thursday and next Saturday.
Temperature differences will be noticeable in the upcoming period. Forecast highs will fluctuate between 57.2°F and 73.4°F, while the forecast minimum temperature falls between 37.4°F and 44.6°F.
Wednesday will be the warmest day, with a maximum temperature of 73.4°F; with the highest temperature of 57.2°F, next Saturday will be the coldest day.
Updated: Oct 18, 2026 @ 03:12:24 UTC
Published by: Weather U.S. | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate

Frequently asked questions

On Sunday, occasional cloudiness will be present, but there will still be plenty of sun.

Tomorrow, the highest temperature will be 66.2°F, while the lowest temperature will be 44.6°F.
The highest temperature will be a couple of degrees higher than the average maximum of 61.5°F in October. The lowest temperature will be in line with the average low of 42.8°F.

On Sunday, in Foster, sunrise will be at 7:30 am and sunset at 6:21 pm (PDT).

In Foster, the length of the day tomorrow will be 10h and 52min.