Weather forecast for 10 daysPort Townsend, WA

Weather forecast for the weekend

Sunday Oct 18, 2026

  • 55°F
  • 45°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 11%
  • Precipitation: 0"
  • Wind: 10mphNW 309°
  • Humidity: 77%
  • UV index: 3
  • Sunrise: 7:35 am PDT
  • Sunset: 6:16 pm PDT
  • ▼
Tomorrow, in Port Townsend, changing cloud patterns will allow for periods of sunshine.
The highest forecasted temperature is a mild 55.4°F, while the lowest temperature will be a brisk 44.6°F.
The temperature will be in line with October's average maximum of 55.2°F.
Sunrise will be at 7:35 am and sunset at 6:16 pm; tomorrow's daylight will last for 10h and 41min.

10-day overview

Daily temperatures

Warmest period: Monday - Wednesday 57°C.
Coldest day: Saturday 24.10. 54°C.

Chance of precipitation

Highest chance: Saturday 24.10. 24%.

Long-term weather forecast

  • Saturday
  • Oct 17, 2026
  • min.
  • 45°F
Mostly Clear
Mostly Clear
  • Precip. probability: 5%
  • Precipitation: 0"
  • Wind: 14mphWNW 292°
  • Humidity: 80%
  • UV index: 0
  • Sunrise: 7:34 am PDT
  • Sunset: 6:18 pm PDT
  • ▼
  • Sunday
  • Oct 18, 2026
  • 55°F
  • 45°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 11%
  • Precipitation: 0"
  • Wind: 10mphNW 309°
  • Humidity: 77%
  • UV index: 3
  • Sunrise: 7:35 am PDT
  • Sunset: 6:16 pm PDT
  • ▼
  • Monday
  • Oct 19, 2026
  • 57°F
  • 45°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 5%
  • Precipitation: 0"
  • Wind: 6mphWSW 249°
  • Humidity: 73%
  • UV index: 3
  • Sunrise: 7:37 am PDT
  • Sunset: 6:14 pm PDT
  • ▼
  • Tuesday
  • Oct 20, 2026
  • 57°F
  • 45°F
Sunny
Sunny
  • Precip. probability: 5%
  • Precipitation: 0"
  • Wind: 11mphNW 311°
  • Humidity: 72%
  • UV index: 2
  • Sunrise: 7:38 am PDT
  • Sunset: 6:13 pm PDT
  • ▼
  • Wednesday
  • Oct 21, 2026
  • 57°F
  • 45°F
Mostly Sunny
Mostly Sunny
  • Precip. probability: 4%
  • Precipitation: 0"
  • Wind: 6mphNW 305°
  • Humidity: 73%
  • UV index: 2
  • Sunrise: 7:40 am PDT
  • Sunset: 6:11 pm PDT
  • ▼
  • Thursday
  • Oct 22, 2026
  • 55°F
  • 43°F
Mostly Cloudy
Mostly Cloudy
  • Precip. probability: 21%
  • Precipitation: 0"
  • Wind: 7mphWSW 254°
  • Humidity: 78%
  • UV index: 2
  • Sunrise: 7:41 am PDT
  • Sunset: 6:09 pm PDT
  • ▼
  • Friday
  • Oct 23, 2026
  • 55°F
  • 43°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 20%
  • Precipitation: 0"
  • Wind: 6mphW 264°
  • Humidity: 73%
  • UV index: 2
  • Sunrise: 7:43 am PDT
  • Sunset: 6:07 pm PDT
  • ▼
  • Saturday
  • Oct 24, 2026
  • 54°F
  • 45°F
Mostly Cloudy
Mostly Cloudy
  • Precip. probability: 24%
  • Precipitation: 0"
  • Wind: 9mphNW 317°
  • Humidity: 76%
  • UV index: 2
  • Sunrise: 7:44 am PDT
  • Sunset: 6:05 pm PDT
  • ▼
  • Sunday
  • Oct 25, 2026
  • 55°F
  • 45°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 12%
  • Precipitation: 0"
  • Wind: 11mphNW 311°
  • Humidity: 68%
  • UV index: 2
  • Sunrise: 7:46 am PDT
  • Sunset: 6:04 pm PDT
  • ▼
  • Monday
  • Oct 26, 2026
  • 55°F
  • 43°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 19%
  • Precipitation: 0"
  • Wind: 7mphWNW 289°
  • Humidity: 73%
  • UV index: 2
  • Sunrise: 7:47 am PDT
  • Sunset: 6:02 pm PDT
  • ▼
Primarily overcast and occasionally mostly clear weather is anticipated.
Rain is not predicted in Port Townsend in the upcoming period.
The high temperatures are expected to remain largely stable in the upcoming days. The maximum temperature will vary between 53.6°F and 57.2°F, while the overnight low will be also nearly unchanged, as the minimum temperature is expected to range between 42.8°F and 44.6°F.
With a maximum temperature of 57.2°F, Monday through Wednesday will be the warmest days; with the highest temperature of 53.6°F, next Saturday will be the coldest day.
Updated: Oct 18, 2026 @ 01:03:23 UTC
Published by: Weather U.S. | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate

Frequently asked questions

On Sunday, moments of sunshine will break through the patchy clouds.

Tomorrow, the highest temperature will be 55.4°F, while the lowest temperature will be 44.6°F.
Tomorrow, the highest temperature will be in line with the average maximum temperature in October. The lowest temperature will be also in line with the average low of 46.9°F.

On Sunday, in Port Townsend, sunrise will be at 7:35 am and sunset at 6:16 pm (PDT).

Tomorrow, the daylight will last for 10h and 41min.