Weather forecast for 10 daysFoster, OR

10-day overview

Daily temperatures

Warmest period: today - tomorrow 73°C.
Coldest day: Friday 59°C.

Chance of precipitation

Highest chance: 24%.

Long-term weather forecast

  • Tuesday
  • Oct 20, 2026
  • 73°F
  • 46°F
Mostly Sunny
Mostly Sunny
  • Precip. probability: 2%
  • Precipitation: 0"
  • Wind: 6mphN 354°
  • Humidity: 57%
  • UV index: 3
  • Sunrise: 7:32 am PDT
  • Sunset: 6:18 pm PDT
  • ▼
  • Wednesday
  • Oct 21, 2026
  • 73°F
  • 43°F
Sunny
Sunny
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 6mphNW 310°
  • Humidity: 46%
  • UV index: 3
  • Sunrise: 7:33 am PDT
  • Sunset: 6:16 pm PDT
  • ▼
  • Thursday
  • Oct 22, 2026
  • 63°F
  • 39°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 10%
  • Precipitation: 0"
  • Wind: 9mphWNW 290°
  • Humidity: 68%
  • UV index: 2
  • Sunrise: 7:35 am PDT
  • Sunset: 6:15 pm PDT
  • ▼
  • Friday
  • Oct 23, 2026
  • 59°F
  • 34°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 8%
  • Precipitation: 0"
  • Wind: 6mphWNW 298°
  • Humidity: 65%
  • UV index: 3
  • Sunrise: 7:36 am PDT
  • Sunset: 6:13 pm PDT
  • ▼
  • Saturday
  • Oct 24, 2026
  • 64°F
  • 41°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 24%
  • Precipitation: 0"
  • Wind: 5mphWNW 302°
  • Humidity: 52%
  • UV index: 2
  • Sunrise: 7:37 am PDT
  • Sunset: 6:11 pm PDT
  • ▼
  • Sunday
  • Oct 25, 2026
  • 66°F
  • 41°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 24%
  • Precipitation: 0"
  • Wind: 4mphW 273°
  • Humidity: 56%
  • UV index: 2
  • Sunrise: 7:39 am PDT
  • Sunset: 6:10 pm PDT
  • ▼
  • Monday
  • Oct 26, 2026
  • 64°F
  • 41°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 20%
  • Precipitation: 0"
  • Wind: 4mphNE 40°
  • Humidity: 61%
  • UV index: 3
  • Sunrise: 7:40 am PDT
  • Sunset: 6:08 pm PDT
  • ▼
  • Tuesday
  • Oct 27, 2026
  • 63°F
  • 41°F
Mostly Cloudy
Mostly Cloudy
  • Precip. probability: 20%
  • Precipitation: 0"
  • Wind: 4mphNE 49°
  • Humidity: 68%
  • UV index: 3
  • Sunrise: 7:41 am PDT
  • Sunset: 6:07 pm PDT
  • ▼
  • Wednesday
  • Oct 28, 2026
  • 63°F
  • 41°F
Mostly Cloudy
Mostly Cloudy
  • Precip. probability: 19%
  • Precipitation: 0"
  • Wind: 4mphN 359°
  • Humidity: 65%
  • UV index: 2
  • Sunrise: 7:43 am PDT
  • Sunset: 6:05 pm PDT
  • ▼
  • Thursday
  • Oct 29, 2026
  • 63°F
  • 39°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 24%
  • Precipitation: 0"
  • Wind: 4mphNW 317°
  • Humidity: 69%
  • UV index: 3
  • Sunrise: 7:44 am PDT
  • Sunset: 6:04 pm PDT
  • ▼
Over the next ten days, primarily dull and occasionally dry and sunny weather is predicted.
Rainfall is not anticipated in Foster in the upcoming days.
Expect a substantial fluctuation in daytime highs in the upcoming period. The temperature is expected to swing from 59°F up to 73.4°F, while the lowest nightly temperature differences will be also quite pronounced, as temperatures overnight will fluctuate from 33.8°F up to 46.4°F.
The warmest days in Foster will be Tuesday and Wednesday, with a maximum of 73.4°F; Friday will be the coldest day, with the highest temperature of 59°F.
Updated: Oct 20, 2026 @ 13:28:13 UTC
Published by: Weather Atlas | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate

Frequently asked questions

In Foster, predominantly gloomy and occasionally bright weather is expected for the next ten days.

The maximum temperature will vary between 59°F and 73.4°F, as the minimum temperature will range between 33.8°F and 46.4°F.

With a maximum temperature of 73.4°F, Tuesday and Wednesday will be the warmest days. The coldest day will be Friday, with a maximum of 59°F.

On Saturday, thin clouds will pass through at times, but overall, it will remain bright.

On Saturday, the highest temperature will be 64.4°F, while the lowest temperature will be 41°F.

On Sunday, moderate cloud cover will mix with sunshine throughout the day.

On Sunday, the maximum temperature will be 66.2°F, while the minimum temperature will be 41°F.