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 82°
  • Humidity: 79%
  • UV index: 2
  • Sunrise: 7:56 am PDT
  • Sunset: 6:00 pm PDT
  • ▼
Tomorrow, in Cosmopolis, sun and clouds will share the sky, creating a partly cloudy day.
Rainfall is not expected. The maximum predicted temperature is a mild 57.2°F, while the minimum temperature will be an icy 35.6°F.
This expected maximum temperature is expected to mirror October's typical high 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: 20%
  • Precipitation: 0"
  • Wind: 5mphSE 124°
  • Humidity: 76%
  • UV index: 2
  • Sunrise: 6:58 am PST
  • Sunset: 4:59 pm PST
  • ▼
On Sunday, in Cosmopolis, the outlook remains bright and sunny.
Rainfall is not predicted. The temperature scale will run from a maximum of a refreshing 57.2°F to a minimum of a wintry 37.4°F.
On Sunday, the anticipated maximum temperature should be consistent with October's typical 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: 61%
  • Precipitation: 0.04"
  • Wind: 6mphE 94°
  • Humidity: 96%
  • 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 82°
  • 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: 20%
  • Precipitation: 0"
  • Wind: 5mphSE 124°
  • 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 121°
  • Humidity: 72%
  • 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: 40%
  • Precipitation: 0.24"
  • Wind: 7mphSSE 148°
  • 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: 43%
  • Precipitation: 0.35"
  • Wind: 7mphS 178°
  • Humidity: 88%
  • 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: 0.2"
  • Wind: 9mphS 189°
  • Humidity: 89%
  • UV index: 2
  • Sunrise: 7:05 am PST
  • Sunset: 4:51 pm PST
  • ▼
  • Saturday
  • Nov 7, 2026
  • 57°F
  • 48°F
Showers
Showers
  • Precip. probability: 37%
  • Precipitation: 0.31"
  • Wind: 10mphSE 125°
  • Humidity: 82%
  • 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: 41%
  • Precipitation: 0.67"
  • Wind: 8mphSSE 155°
  • Humidity: 88%
  • UV index: 1
  • Sunrise: 7:08 am PST
  • Sunset: 4:49 pm PST
  • ▼
Models point to a combination of damp, gloomy and sunny weather is forecasted.
Rainfall is anticipated on Friday, Wednesday through next Sunday.
Temperature differences will be unnoticeable over the next several days. Expected highs will hover between 53.6°F and 59°F, while the lowest nightly temperature differences will be quite pronounced, as temperatures overnight will fluctuate from 35.6°F up to 48.2°F.
Expect the warmest day on Tuesday, with temperatures peaking at 59°F; Monday will be the coldest day, with the highest temperature of 53.6°F.
Updated: Oct 31, 2026 @ 02:59:08 UTC
Published by: Weather Atlas | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate

Frequently asked questions

Tomorrow, intermittent cloud cover is expected, allowing for some sunshine.

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 will be in line with the average maximum of 58.5°F in October. The lowest temperature tomorrow will be notably 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, the length of the day tomorrow will be 10h and 4min.

On Sunday, in Cosmopolis, sunny and dry conditions are anticipated.

No, it will not rain on Sunday.

On Sunday, the highest temperature will be 57.2°F, while the lowest temperature will be 37.4°F.