Weather forecast for 10 daysMonmouth, OR

Weather forecast for the weekend

Saturday Oct 17, 2026

  • 66°F
  • 39°F
Mostly Cloudy
Mostly Cloudy
  • Precip. probability: 11%
  • Precipitation: 0"
  • Wind: 8mphNNE 31°
  • Humidity: 66%
  • UV index: 3
  • Sunrise: 7:31 am PDT
  • Sunset: 6:24 pm PDT
  • ▼
On Saturday, in Monmouth, the sky will remain mostly closed off by clouds.
Temperature measurements will peak at a breezy 66.2°F, with a considerable drop to a low of an icy 39.2°F.
The forecasted temperature is a couple of degrees higher than October's regular maximum of 61.7°F.
Sunrise was at 7:31 am and sunset will be at 6:24 pm; the daylight will last for 10h and 53min.

Sunday Oct 18, 2026

  • 66°F
  • 43°F
Mostly Sunny
Mostly Sunny
  • Precip. probability: 9%
  • Precipitation: 0"
  • Wind: 7mphN 8°
  • Humidity: 61%
  • UV index: 3
  • Sunrise: 7:32 am PDT
  • Sunset: 6:23 pm PDT
  • ▼
Tomorrow, expect brilliant sunshine under mostly clear skies.
The temperature is forecasted to vary between a maximum of a comfortable 66.2°F and a minimum of a chilly 42.8°F.
The highest temperature is forecasted to be moderately higher than the average October peak of 61.7°F.
Sunrise will be at 7:32 am and sunset at 6:23 pm; tomorrow's daylight will last for 10h and 50min.

10-day overview

Daily temperatures

Warmest day: Wednesday 72°C.
Coldest day: Saturday 24.10. 57°C.

Chance of precipitation

Highest chance: Saturday 24.10. 53%.

Long-term weather forecast

  • Saturday
  • Oct 17, 2026
  • 66°F
  • 39°F
Mostly Cloudy
Mostly Cloudy
  • Precip. probability: 11%
  • Precipitation: 0"
  • Wind: 8mphNNE 31°
  • Humidity: 66%
  • UV index: 3
  • Sunrise: 7:31 am PDT
  • Sunset: 6:24 pm PDT
  • ▼
  • Sunday
  • Oct 18, 2026
  • 66°F
  • 43°F
Mostly Sunny
Mostly Sunny
  • Precip. probability: 9%
  • Precipitation: 0"
  • Wind: 7mphN 8°
  • Humidity: 61%
  • UV index: 3
  • Sunrise: 7:32 am PDT
  • Sunset: 6:23 pm PDT
  • ▼
  • Monday
  • Oct 19, 2026
  • 63°F
  • 41°F
Mostly Cloudy
Mostly Cloudy
  • Precip. probability: 24%
  • Precipitation: 0"
  • Wind: 4mphSE 145°
  • Humidity: 68%
  • UV index: 2
  • Sunrise: 7:34 am PDT
  • Sunset: 6:21 pm PDT
  • ▼
  • Tuesday
  • Oct 20, 2026
  • 70°F
  • 39°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 7%
  • Precipitation: 0"
  • Wind: 8mphN 6°
  • Humidity: 59%
  • UV index: 3
  • Sunrise: 7:35 am PDT
  • Sunset: 6:19 pm PDT
  • ▼
  • Wednesday
  • Oct 21, 2026
  • 72°F
  • 41°F
Sunny
Sunny
  • Precip. probability: 6%
  • Precipitation: 0"
  • Wind: 4mphN 7°
  • Humidity: 57%
  • UV index: 3
  • Sunrise: 7:36 am PDT
  • Sunset: 6:18 pm PDT
  • ▼
  • Thursday
  • Oct 22, 2026
  • 64°F
  • 41°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 24%
  • Precipitation: 0.04"
  • Wind: 7mphWSW 250°
  • Humidity: 70%
  • UV index: 3
  • Sunrise: 7:38 am PDT
  • Sunset: 6:16 pm PDT
  • ▼
  • Friday
  • Oct 23, 2026
  • 61°F
  • 37°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 24%
  • Precipitation: 0.04"
  • Wind: 6mphWSW 251°
  • Humidity: 71%
  • UV index: 3
  • Sunrise: 7:39 am PDT
  • Sunset: 6:14 pm PDT
  • ▼
  • Saturday
  • Oct 24, 2026
  • 57°F
  • 39°F
Showers
Showers
  • Precip. probability: 53%
  • Precipitation: 0.2"
  • Wind: 7mphSSE 167°
  • Humidity: 77%
  • UV index: 2
  • Sunrise: 7:40 am PDT
  • Sunset: 6:13 pm PDT
  • ▼
  • Sunday
  • Oct 25, 2026
  • 59°F
  • 39°F
AM Showers
AM Showers
  • Precip. probability: 44%
  • Precipitation: 0.08"
  • Wind: 6mphNE 48°
  • Humidity: 73%
  • UV index: 2
  • Sunrise: 7:42 am PDT
  • Sunset: 6:11 pm PDT
  • ▼
  • Monday
  • Oct 26, 2026
  • 61°F
  • 39°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 24%
  • Precipitation: 0.04"
  • Wind: 4mphE 93°
  • Humidity: 70%
  • UV index: 3
  • Sunrise: 7:43 am PDT
  • Sunset: 6:10 pm PDT
  • ▼
Looking ahead, conditions suggest a period of overcast, mostly clear and rainy weather is anticipated.
Rainfall is anticipated on Thursday through next Monday.
Temperature differences will be noticeable in the coming days. Maximum temperatures are forecasted between 57.2°F and 71.6°F, while the lowest nighttime temperatures will be relatively consistent, as the overnight low will fall between 37.4°F and 42.8°F.
Expect the warmest day on Wednesday, with temperatures peaking at 71.6°F; next Saturday will be the coldest day, with the highest temperature of 57.2°F.
Updated: Oct 17, 2026 @ 18:32:39 UTC
Published by: Weather U.S. | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate

Frequently asked questions

On Saturday, thick clouds will linger with little clearing expected.

Today, the highest temperature will be 66.2°F, while the lowest temperature will be 39.2°F.
Today, the highest temperature will be slightly warmer than the average maximum temperature in October. The lowest temperature today will be also a couple of degrees lower than the average low temperature.

On Saturday, in Monmouth, sunrise was at 7:31 am and sunset will be at 6:24 pm (PDT).

In Monmouth, Oregon, today, there will be 10h and 53min of daylight.

Tomorrow, in Monmouth, mostly clear skies and sunshine will create ideal daytime conditions.

Tomorrow, the maximum temperature will be 66.2°F, while the minimum temperature will be 42.8°F.
The highest temperature tomorrow will be relatively higher than the average maximum temperature in October. The lowest temperature will be in line with the average low of 44.1°F.

On Sunday, in Monmouth, sunrise will be at 7:32 am and sunset at 6:23 pm (PDT).

In Monmouth, tomorrow, there will be 10h and 50min of daylight.