Weather forecast for 10 daysUmatilla, OR

Weather forecast for the weekend

Saturday Oct 17, 2026

  • 72°F
  • 37°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 15%
  • Precipitation: 0"
  • Wind: 12mphWSW 244°
  • Humidity: 50%
  • UV index: 2
  • Sunrise: 7:17 am PDT
  • Sunset: 6:07 pm PDT
  • ▼
On Saturday, in Umatilla, some passing clouds may drift through, but the sun will shine at times.
The day's temperature scale will range from a significant high of an agreeable 71.6°F to a minimum of a cold 37.4°F.
With a forecast of 71.6°F, conditions deviate from October's average and instead resemble September's climate trend.
Sunrise was at 7:17 am and sunset will be at 6:07 pm; the daylight will last for 10h and 50min.

Sunday Oct 18, 2026

  • 68°F
  • 41°F
Sunny
Sunny
  • Precip. probability: 5%
  • Precipitation: 0"
  • Wind: 7mphNE 41°
  • Humidity: 50%
  • UV index: 3
  • Sunrise: 7:18 am PDT
  • Sunset: 6:06 pm PDT
  • ▼
Tomorrow, on Sunday, sunshine and minimal clouds are also in the outlook.
Temperatures are set to span a considerable range, with a high of an agreeable 68°F and a low of a cold 41°F.
Forecasts suggest the maximum temperature will be a couple of degrees higher than October's average of 61.9°F.
Sunrise will be at 7:18 am and sunset at 6:06 pm; tomorrow's daylight will last for 10h and 47min.

10-day overview

Daily temperatures

Warmest day: today 72°C.
Coldest day: Monday 26.10. 57°C.

Chance of precipitation

Highest chance: Monday 26.10. 23%.

Long-term weather forecast

  • Saturday
  • Oct 17, 2026
  • 72°F
  • 37°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 15%
  • Precipitation: 0"
  • Wind: 12mphWSW 244°
  • Humidity: 50%
  • UV index: 2
  • Sunrise: 7:17 am PDT
  • Sunset: 6:07 pm PDT
  • ▼
  • Sunday
  • Oct 18, 2026
  • 68°F
  • 41°F
Sunny
Sunny
  • Precip. probability: 5%
  • Precipitation: 0"
  • Wind: 7mphNE 41°
  • Humidity: 50%
  • UV index: 3
  • Sunrise: 7:18 am PDT
  • Sunset: 6:06 pm PDT
  • ▼
  • Monday
  • Oct 19, 2026
  • 64°F
  • 41°F
Mostly Cloudy
Mostly Cloudy
  • Precip. probability: 2%
  • Precipitation: 0"
  • Wind: 4mphW 262°
  • Humidity: 47%
  • UV index: 2
  • Sunrise: 7:20 am PDT
  • Sunset: 6:04 pm PDT
  • ▼
  • Tuesday
  • Oct 20, 2026
  • 68°F
  • 37°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 3%
  • Precipitation: 0"
  • Wind: 4mphNNE 22°
  • Humidity: 50%
  • UV index: 3
  • Sunrise: 7:21 am PDT
  • Sunset: 6:02 pm PDT
  • ▼
  • Wednesday
  • Oct 21, 2026
  • 66°F
  • 39°F
Sunny
Sunny
  • Precip. probability: 4%
  • Precipitation: 0"
  • Wind: 2mphNE 41°
  • Humidity: 54%
  • UV index: 3
  • Sunrise: 7:22 am PDT
  • Sunset: 6:01 pm PDT
  • ▼
  • Thursday
  • Oct 22, 2026
  • 64°F
  • 43°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 12%
  • Precipitation: 0"
  • Wind: 4mphSW 225°
  • Humidity: 60%
  • UV index: 3
  • Sunrise: 7:24 am PDT
  • Sunset: 5:59 pm PDT
  • ▼
  • Friday
  • Oct 23, 2026
  • 63°F
  • 36°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 4%
  • Precipitation: 0"
  • Wind: 12mphWSW 243°
  • Humidity: 54%
  • UV index: 3
  • Sunrise: 7:25 am PDT
  • Sunset: 5:57 pm PDT
  • ▼
  • Saturday
  • Oct 24, 2026
  • 59°F
  • 37°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 13%
  • Precipitation: 0"
  • Wind: 6mphNNE 33°
  • Humidity: 62%
  • UV index: 2
  • Sunrise: 7:26 am PDT
  • Sunset: 5:56 pm PDT
  • ▼
  • Sunday
  • Oct 25, 2026
  • 59°F
  • 36°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 10%
  • Precipitation: 0"
  • Wind: 7mphN 353°
  • Humidity: 63%
  • UV index: 3
  • Sunrise: 7:28 am PDT
  • Sunset: 5:54 pm PDT
  • ▼
  • Monday
  • Oct 26, 2026
  • 57°F
  • 36°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 23%
  • Precipitation: 0"
  • Wind: 6mphSW 227°
  • Humidity: 67%
  • UV index: 2
  • Sunrise: 7:29 am PDT
  • Sunset: 5:52 pm PDT
  • ▼
Weather models show that primarily dull and occasionally dry and sunny weather is expected.
Rainfall is not forecasted in Umatilla in the upcoming days.
Temperature variation will be noticeable in the next ten days. Maximum temperatures are forecasted between 57.2°F and 71.6°F, while the lowest temperature will be between 35.6°F and 42.8°F.
The warmest day is today, with a maximum temperature of 71.6°F; with the highest temperature of 57.2°F, next Monday will be the coldest day.
Updated: Oct 17, 2026 @ 15:43:42 UTC
Published by: Weather U.S. | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate

Frequently asked questions

On Saturday, in Umatilla, patchy clouds will move across the sky, allowing for sunshine at times.

Today, the maximum temperature will be 71.6°F, while the minimum temperature will be 37.4°F.
The maximum temperature today will be uncommonly higher than the average highest temperature of 61.9°F in October. Today, the lowest temperature will be also uncommonly lower than the average low of 46.8°F.

On Saturday, in Umatilla, sunrise was at 7:17 am and sunset will be at 6:07 pm (PDT).

Today, the daylight will last for 10h and 50min.

On Sunday, the weather remains calm, bright, and sunny.

Tomorrow, the highest temperature will be 68°F, while the lowest temperature will be 41°F.
The highest temperature tomorrow will be a few degrees higher than the average maximum temperature in October. The lowest temperature will be also a couple of degrees lower than the average low of 46.8°F.

On Sunday, in Umatilla, sunrise will be at 7:18 am and sunset at 6:06 pm (PDT).

In Umatilla, the length of the day tomorrow will be 10h and 47min.