Weather forecast for 10 daysCosmopolis, WA

Weather forecast for the weekend

Saturday Oct 31, 2026

  • 57°F
  • 36°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 9%
  • Precipitation: 0"
  • Wind: 7mphE 83°
  • Humidity: 79%
  • UV index: 2
  • Sunrise: 7:56 am PDT
  • Sunset: 6:00 pm PDT
  • ▼
On Saturday, in Cosmopolis, expect a partly sunny afternoon with variable cloud cover.
Rainfall is not forecasted for tomorrow. A temperature range of a refreshing 57.2°F to a cold 35.6°F is expected.
The highest temperature is expected to reflect October's average of 58.5°F.
Sunrise will be at 7:56 am and sunset at 6:00 pm; tomorrow's daylight will last for 10h and 4min.

Sunday Nov 1, 2026

  • 57°F
  • 37°F
Sunny
Sunny
  • Precip. probability: 9%
  • Precipitation: 0"
  • Wind: 5mphSE 126°
  • Humidity: 76%
  • UV index: 2
  • Sunrise: 6:58 am PST
  • Sunset: 4:59 pm PST
  • ▼
On Sunday, in Cosmopolis, expect sunny weather with a crisp, clear sky.
Rainfall is not predicted. The maximum anticipated temperature is a moderate 57.2°F, while the minimum temperature will be an icy 37.4°F.
The anticipated maximum temperature will closely reflect October's average high of 58.5°F.
Sunrise will be at 6:58 am and sunset at 4:59 pm; the daylight will last for 10h and 1min.

10-day overview

Daily temperatures

Warmest day: Tuesday 59°C.
Coldest day: Monday 54°C.

Chance of precipitation

Highest chance: Friday 06.11. 69%.

Long-term weather forecast

  • Friday
  • Oct 30, 2026
  • min.
  • 39°F
Showers Early
Showers Early
  • Precip. probability: 52%
  • Precipitation: 0.04"
  • Wind: 6mphE 95°
  • Humidity: 95%
  • UV index: 0
  • Sunrise: 7:55 am PDT
  • Sunset: 6:02 pm PDT
  • ▼
  • Saturday
  • Oct 31, 2026
  • 57°F
  • 36°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 9%
  • Precipitation: 0"
  • Wind: 7mphE 83°
  • Humidity: 79%
  • UV index: 2
  • Sunrise: 7:56 am PDT
  • Sunset: 6:00 pm PDT
  • ▼
  • Sunday
  • Nov 1, 2026
  • 57°F
  • 37°F
Sunny
Sunny
  • Precip. probability: 9%
  • Precipitation: 0"
  • Wind: 5mphSE 126°
  • Humidity: 76%
  • UV index: 2
  • Sunrise: 6:58 am PST
  • Sunset: 4:59 pm PST
  • ▼
  • Monday
  • Nov 2, 2026
  • 54°F
  • 45°F
Cloudy
Cloudy
  • Precip. probability: 8%
  • Precipitation: 0"
  • Wind: 7mphE 92°
  • Humidity: 79%
  • UV index: 1
  • Sunrise: 6:59 am PST
  • Sunset: 4:57 pm PST
  • ▼
  • Tuesday
  • Nov 3, 2026
  • 59°F
  • 41°F
AM Clouds / PM Sun
AM Clouds / PM Sun
  • Precip. probability: 5%
  • Precipitation: 0"
  • Wind: 6mphESE 120°
  • Humidity: 73%
  • UV index: 1
  • Sunrise: 7:01 am PST
  • Sunset: 4:56 pm PST
  • ▼
  • Wednesday
  • Nov 4, 2026
  • 57°F
  • 46°F
PM Showers
PM Showers
  • Precip. probability: 39%
  • Precipitation: 0.24"
  • Wind: 6mphSSE 147°
  • Humidity: 79%
  • UV index: 1
  • Sunrise: 7:02 am PST
  • Sunset: 4:54 pm PST
  • ▼
  • Thursday
  • Nov 5, 2026
  • 57°F
  • 46°F
Showers
Showers
  • Precip. probability: 45%
  • Precipitation: 0.35"
  • Wind: 7mphS 179°
  • Humidity: 87%
  • UV index: 1
  • Sunrise: 7:04 am PST
  • Sunset: 4:53 pm PST
  • ▼
  • Friday
  • Nov 6, 2026
  • 55°F
  • 45°F
Showers
Showers
  • Precip. probability: 69%
  • Precipitation: 0.24"
  • Wind: 9mphS 187°
  • Humidity: 89%
  • UV index: 1
  • Sunrise: 7:05 am PST
  • Sunset: 4:51 pm PST
  • ▼
  • Saturday
  • Nov 7, 2026
  • 57°F
  • 48°F
AM Showers
AM Showers
  • Precip. probability: 36%
  • Precipitation: 0.28"
  • Wind: 10mphSE 124°
  • Humidity: 81%
  • UV index: 1
  • Sunrise: 7:07 am PST
  • Sunset: 4:50 pm PST
  • ▼
  • Sunday
  • Nov 8, 2026
  • 55°F
  • 46°F
Showers
Showers
  • Precip. probability: 42%
  • Precipitation: 0.67"
  • Wind: 8mphSSE 156°
  • Humidity: 88%
  • UV index: 1
  • Sunrise: 7:08 am PST
  • Sunset: 4:49 pm PST
  • ▼
Looking ahead, conditions suggest a period of rain-filled, cloudy and clear weather is expected.
Rainfall is expected on Friday, Wednesday through next Sunday.
Fluctuations in temperature will be barely perceptible in the coming days. Expected highs will hover between 53.6°F and 59°F, while the lowest nightly temperature differences will be quite pronounced, as nighttime lows are forecast to fall between 35.6°F and 48.2°F.
Tuesday will be the warmest day, with a maximum temperature of 59°F; Monday will be the coldest day, with the highest temperature of 53.6°F.
Updated: Oct 31, 2026 @ 01:31:53 UTC
Published by: Weather Atlas | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate

Frequently asked questions

On Saturday, moderate cloud cover will mix with sunshine throughout the day.

No, it will not rain tomorrow.

Tomorrow, the maximum temperature will be 57.2°F, while the minimum temperature will be 35.6°F.
The highest temperature tomorrow will be in line with the average maximum temperature in October. Tomorrow, the lowest temperature will be uncommonly lower than the average low of 45.5°F.

On Saturday, in Cosmopolis, sunrise will be at 7:56 am and sunset at 6:00 pm (PDT).

In Cosmopolis, tomorrow, there will be 10h and 4min of daylight.

On Sunday, the forecast calls for abundant sunshine.

No, it will not rain on Sunday.

On Sunday, the maximum temperature in Cosmopolis will be 57.2°F, while the minimum temperature will be 37.4°F.