Weather forecast for 10 daysBrinnon, WA

Weather forecast for the weekend

Saturday Oct 17, 2026

  • 63°F
  • 39°F
Mostly Cloudy
Mostly Cloudy
  • Precip. probability: 17%
  • Precipitation: 0.08"
  • Wind: 7mphE 99°
  • Humidity: 74%
  • UV index: 2
  • Sunrise: 7:33 am PDT
  • Sunset: 6:19 pm PDT
  • ▼
Today, a dense overcast layer will shape the day’s outlook.
Minimal precipitation is anticipated. Temperature fluctuations between a comfortable 62.6°F and a wintry 39.2°F are predicted.
Today, the peak temperature is predicted to be a couple of degrees higher than the usual high for October at 58.1°F.
Sunrise was at 7:33 am and sunset will be at 6:19 pm; the daylight will last for 10h and 46min.

Sunday Oct 18, 2026

  • 63°F
  • 43°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 17%
  • Precipitation: 0"
  • Wind: 9mphNNE 27°
  • Humidity: 67%
  • UV index: 3
  • Sunrise: 7:35 am PDT
  • Sunset: 6:17 pm PDT
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On Sunday, in Brinnon, occasional clouds will pass by, but expect bright spells.
The temperature is expected to oscillate between a maximum of an enjoyable 62.6°F and a minimum of a chilly 42.8°F.
Tomorrow, the peak temperature is anticipated to be moderately higher than the usual high for October at 58.1°F.
Sunrise will be at 7:35 am and sunset at 6:17 pm; tomorrow's daylight will last for 10h and 43min.

10-day overview

Daily temperatures

Warmest day: Wednesday 66°C.
Coldest period: Friday - Monday 57°C.

Chance of precipitation

Highest chance: Saturday 24.10. 35%.

Long-term weather forecast

  • Saturday
  • Oct 17, 2026
  • 63°F
  • 39°F
Mostly Cloudy
Mostly Cloudy
  • Precip. probability: 17%
  • Precipitation: 0.08"
  • Wind: 7mphE 99°
  • Humidity: 74%
  • UV index: 2
  • Sunrise: 7:33 am PDT
  • Sunset: 6:19 pm PDT
  • ▼
  • Sunday
  • Oct 18, 2026
  • 63°F
  • 43°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 17%
  • Precipitation: 0"
  • Wind: 9mphNNE 27°
  • Humidity: 67%
  • UV index: 3
  • Sunrise: 7:35 am PDT
  • Sunset: 6:17 pm PDT
  • ▼
  • Monday
  • Oct 19, 2026
  • 61°F
  • 39°F
AM Clouds / PM Sun
AM Clouds / PM Sun
  • Precip. probability: 3%
  • Precipitation: 0"
  • Wind: 4mphSE 138°
  • Humidity: 68%
  • UV index: 2
  • Sunrise: 7:36 am PDT
  • Sunset: 6:16 pm PDT
  • ▼
  • Tuesday
  • Oct 20, 2026
  • 64°F
  • 45°F
Sunny
Sunny
  • Precip. probability: 3%
  • Precipitation: 0"
  • Wind: 7mphNNE 22°
  • Humidity: 64%
  • UV index: 3
  • Sunrise: 7:38 am PDT
  • Sunset: 6:14 pm PDT
  • ▼
  • Wednesday
  • Oct 21, 2026
  • 66°F
  • 45°F
Sunny
Sunny
  • Precip. probability: 2%
  • Precipitation: 0"
  • Wind: 4mphENE 64°
  • Humidity: 63%
  • UV index: 3
  • Sunrise: 7:39 am PDT
  • Sunset: 6:12 pm PDT
  • ▼
  • Thursday
  • Oct 22, 2026
  • 59°F
  • 43°F
PM Showers
PM Showers
  • Precip. probability: 33%
  • Precipitation: 0.12"
  • Wind: 5mphSE 143°
  • Humidity: 80%
  • UV index: 2
  • Sunrise: 7:41 am PDT
  • Sunset: 6:10 pm PDT
  • ▼
  • Friday
  • Oct 23, 2026
  • 57°F
  • 41°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 24%
  • Precipitation: 0.04"
  • Wind: 4mphSSE 149°
  • Humidity: 80%
  • UV index: 2
  • Sunrise: 7:42 am PDT
  • Sunset: 6:08 pm PDT
  • ▼
  • Saturday
  • Oct 24, 2026
  • 57°F
  • 43°F
Showers
Showers
  • Precip. probability: 35%
  • Precipitation: 0.16"
  • Wind: 6mphNNE 33°
  • Humidity: 79%
  • UV index: 2
  • Sunrise: 7:44 am PDT
  • Sunset: 6:07 pm PDT
  • ▼
  • Sunday
  • Oct 25, 2026
  • 57°F
  • 45°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 24%
  • Precipitation: 0"
  • Wind: 7mphN 8°
  • Humidity: 70%
  • UV index: 2
  • Sunrise: 7:45 am PDT
  • Sunset: 6:05 pm PDT
  • ▼
  • Monday
  • Oct 26, 2026
  • 57°F
  • 43°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 24%
  • Precipitation: 0"
  • Wind: 4mphS 188°
  • Humidity: 75%
  • UV index: 2
  • Sunrise: 7:47 am PDT
  • Sunset: 6:03 pm PDT
  • ▼
Models point to a combination of cloudy, sun-filled and rain-filled weather is expected.
Rainfall is expected on Saturday, Thursday through next Saturday.
In the upcoming period, the highest temperature will vary between 57.2°F and 66.2°F, while the lowest nighttime temperatures will be relatively consistent, as the minimum temperature is expected to range between 39.2°F and 44.6°F.
Wednesday is expected to be the warmest, reaching up to 66.2°F; the coldest days will be Friday through next Monday, with a maximum of 57.2°F.
Updated: Oct 17, 2026 @ 19:04:46 UTC
Published by: Weather U.S. | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate

Frequently asked questions

Today, a mainly cloudy pattern is expected.

Today, there is a low chance of minimal precipitation in Brinnon.

Today, the maximum temperature will be 62.6°F, while the minimum temperature will be 39.2°F.
The highest temperature will be a few degrees higher than the average maximum of 58.1°F in October. The lowest temperature today will be also a couple of degrees lower than the average low temperature.

On Saturday, in Brinnon, sunrise was at 7:33 am and sunset will be at 6:19 pm (PDT).

In Brinnon, today, there will be 10h and 46min of daylight.

Tomorrow, partly cloudy skies will persist, making for a mix of sun and clouds.

Tomorrow, the maximum temperature in Brinnon will be 62.6°F, while the minimum temperature will be 42.8°F.
Tomorrow, the highest temperature will be a couple of degrees higher than the average maximum temperature in October. The lowest temperature will be in line with the average low of 45.3°F.

On Sunday, in Brinnon, sunrise will be at 7:35 am and sunset at 6:17 pm (PDT).

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