Weather forecast for 10 daysOpportunity, WA

Weather forecast for the weekend

Sunday Oct 18, 2026

  • 63°F
  • 39°F
Sunny
Sunny
  • Precip. probability: 4%
  • Precipitation: 0"
  • Wind: 4mphNE 43°
  • Humidity: 51%
  • UV index: 3
  • Sunrise: 7:12 am PDT
  • Sunset: 5:55 pm PDT
  • ▼
On Sunday, October 18, sunshine is also forecasted under mostly clear skies.
The temperature scale will run from a maximum of a comfortable 62.6°F to a minimum of a wintry 39.2°F.
The anticipated peak temperature today will be a couple of degrees higher than the average October maximum of 55.9°F.
Sunrise will be at 7:12 am and sunset at 5:55 pm; tomorrow's daylight will last for 10h and 43min.

10-day overview

Daily temperatures

Warmest period: Tuesday - Wednesday 66°C.
Minimum temperature: 52°C.

Chance of precipitation

Highest chance: Sunday 25.10. 24%.

Long-term weather forecast

  • Saturday
  • Oct 17, 2026
  • min.
  • 34°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 3%
  • Precipitation: 0"
  • Wind: 5mphSE 146°
  • Humidity: 62%
  • UV index: 0
  • Sunrise: 7:11 am PDT
  • Sunset: 5:57 pm PDT
  • ▼
  • Sunday
  • Oct 18, 2026
  • 63°F
  • 39°F
Sunny
Sunny
  • Precip. probability: 4%
  • Precipitation: 0"
  • Wind: 4mphNE 43°
  • Humidity: 51%
  • UV index: 3
  • Sunrise: 7:12 am PDT
  • Sunset: 5:55 pm PDT
  • ▼
  • Monday
  • Oct 19, 2026
  • 61°F
  • 41°F
Cloudy
Cloudy
  • Precip. probability: 2%
  • Precipitation: 0"
  • Wind: 3mphN 7°
  • Humidity: 52%
  • UV index: 2
  • Sunrise: 7:14 am PDT
  • Sunset: 5:53 pm PDT
  • ▼
  • Tuesday
  • Oct 20, 2026
  • 66°F
  • 37°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 4%
  • Precipitation: 0"
  • Wind: 4mphN 0°
  • Humidity: 55%
  • UV index: 3
  • Sunrise: 7:15 am PDT
  • Sunset: 5:51 pm PDT
  • ▼
  • Wednesday
  • Oct 21, 2026
  • 66°F
  • 41°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 6%
  • Precipitation: 0"
  • Wind: 2mphE 92°
  • Humidity: 57%
  • UV index: 2
  • Sunrise: 7:17 am PDT
  • Sunset: 5:49 pm PDT
  • ▼
  • Thursday
  • Oct 22, 2026
  • 63°F
  • 43°F
Mostly Cloudy
Mostly Cloudy
  • Precip. probability: 14%
  • Precipitation: 0"
  • Wind: 4mphS 183°
  • Humidity: 64%
  • UV index: 2
  • Sunrise: 7:18 am PDT
  • Sunset: 5:48 pm PDT
  • ▼
  • Friday
  • Oct 23, 2026
  • 55°F
  • 32°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 17%
  • Precipitation: 0"
  • Wind: 9mphSW 230°
  • Humidity: 58%
  • UV index: 2
  • Sunrise: 7:20 am PDT
  • Sunset: 5:46 pm PDT
  • ▼
  • Saturday
  • Oct 24, 2026
  • 52°F
  • 36°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 4%
  • Precipitation: 0"
  • Wind: 5mphSE 133°
  • Humidity: 61%
  • UV index: 2
  • Sunrise: 7:21 am PDT
  • Sunset: 5:44 pm PDT
  • ▼
  • Sunday
  • Oct 25, 2026
  • 54°F
  • 34°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 24%
  • Precipitation: 0"
  • Wind: 6mphENE 67°
  • Humidity: 66%
  • UV index: 2
  • Sunrise: 7:23 am PDT
  • Sunset: 5:42 pm PDT
  • ▼
  • Monday
  • Oct 26, 2026
  • 52°F
  • 34°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 21%
  • Precipitation: 0"
  • Wind: 4mphE 91°
  • Humidity: 71%
  • UV index: 2
  • Sunrise: 7:24 am PDT
  • Sunset: 5:41 pm PDT
  • ▼
Weather patterns suggest that primarily cloud-filled and occasionally sun-filled weather is anticipated.
Rainfall is not predicted in Opportunity in the upcoming days.
Substantial differences in temperature are forecasted over the next several days. Forecast highs will fluctuate between 51.8°F and 66.2°F, while the forecast minimum temperature falls between 32°F and 42.8°F.
The warmest days will be Tuesday and Wednesday, with a maximum of 66.2°F; with a maximum temperature of 51.8°F, next Saturday and Monday will be the coldest days.
Updated: Oct 18, 2026 @ 01:34:04 UTC
Published by: Weather U.S. | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate

Frequently asked questions

Tomorrow, sunny skies and pleasant visibility are expected.

Tomorrow, the highest temperature will be 62.6°F, while the lowest temperature will be 39.2°F.
Tomorrow, the maximum temperature will be slightly warmer than the average highest temperature in October. The lowest temperature will be in line with the average low of 38.3°F.

On Sunday, in Opportunity, sunrise will be at 7:12 am and sunset at 5:55 pm (PDT).

In Opportunity, the length of the day tomorrow will be 10h and 43min.