Weather forecast for todayCosmopolis, WA

Weather forecast for today

Current condition 12:14 am PDT

  • 45°F
  • Feels like:
    45°F
Clear
Clear
  • Precipitation: 0"
  • Wind: 1mphENE 70°
  • Humidity: 90%
  • Dewpoint: 43°F
  • Pressure: 30.23"Hg
  • Visibility: 9mi
  • UV index: 0
  • ▼
Currently, a vast expanse of clear blue stretches overhead.
The temperature is a frosty 44.6°F. The current temperature is near the lowest expected 41°F for today.

Sunday Oct 18, 2026

  • 63°F
  • 41°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 20%
  • Precipitation: 0"
  • Wind: 6mphNE 41°
  • Humidity: 72%
  • UV index: 3
  • Sunrise: 7:37 am PDT
  • Sunset: 6:22 pm PDT
  • ▼
On Sunday, October 18, mostly clear with scattered clouds is expected.
The temperature will vary between a maximum of an enjoyable 62.6°F and a minimum of a wintry 41°F.
The highest temperature is anticipated to be a few degrees higher than the average October peak of 58.5°F.
Sunrise will be at 7:37 am and sunset at 6:22 pm; the daylight will last for 10h and 44min.

Hourly overview

Hourly temperatures

Warmest hour: 4 pm 61°C.
Coldest hour: 7 am 39°C.

Chance of precipitation

Highest chance: 7 am 18%.

Hourly weather forecast

  • 2 am
  • 45°F
  • Feels like:
    45°F
Clear
Clear
  • Precip. probability: 2%
  • Precipitation: 0"
  • Wind: 1mphN 7°
  • Humidity: 93%
  • Pressure: 30.21"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 4 am
  • 41°F
  • Feels like:
    41°F
Clear
Clear
  • Precip. probability: 3%
  • Precipitation: 0"
  • Wind: 1mphE 89°
  • Humidity: 100%
  • Pressure: 30.21"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 6 am
  • 39°F
  • Feels like:
    39°F
Mostly Clear
Mostly Clear
  • Precip. probability: 16%
  • Precipitation: 0"
  • Wind: 2mphE 97°
  • Humidity: 100%
  • Pressure: 30.18"Hg
  • Visibility: 7mi
  • UV index: 0
  • ▼
Sunrise: 7:37 am
  • 8 am
  • 41°F
  • Feels like:
    39°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 21%
  • Precipitation: 0"
  • Wind: 3mphENE 76°
  • Humidity: 100%
  • Pressure: 30.18"Hg
  • Visibility: 4mi
  • UV index: 0
  • ▼
  • 10 am
  • 48°F
  • Feels like:
    45°F
Mostly Sunny
Mostly Sunny
  • Precip. probability: 6%
  • Precipitation: 0"
  • Wind: 5mphE 86°
  • Humidity: 89%
  • Pressure: 30.15"Hg
  • Visibility: 10mi
  • UV index: 1
  • ▼
  • 12 pm
  • 55°F
  • Feels like:
    55°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 6mphE 89°
  • Humidity: 67%
  • Pressure: 30.12"Hg
  • Visibility: 10mi
  • UV index: 3
  • ▼
  • 2 pm
  • 61°F
  • Feels like:
    59°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 5mphNNE 15°
  • Humidity: 54%
  • Pressure: 30.06"Hg
  • Visibility: 10mi
  • UV index: 3
  • ▼
  • 4 pm
  • 61°F
  • Feels like:
    61°F
Mostly Cloudy
Mostly Cloudy
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 6mphNW 314°
  • Humidity: 52%
  • Pressure: 30"Hg
  • Visibility: 10mi
  • UV index: 1
  • ▼
  • 6 pm
  • 57°F
  • Feels like:
    57°F
Mostly Cloudy
Mostly Cloudy
  • Precip. probability: 3%
  • Precipitation: 0"
  • Wind: 5mphNW 309°
  • Humidity: 63%
  • Pressure: 29.97"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
Sunset: 6:22 pm
  • 8 pm
  • 52°F
  • Feels like:
    52°F
Cloudy
Cloudy
  • Precip. probability: 5%
  • Precipitation: 0"
  • Wind: 2mphN 353°
  • Humidity: 76%
  • Pressure: 29.97"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 10 pm
  • 48°F
  • Feels like:
    48°F
Cloudy
Cloudy
  • Precip. probability: 6%
  • Precipitation: 0"
  • Wind: 2mphENE 73°
  • Humidity: 82%
  • Pressure: 29.94"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
Today, primarily cloudy and occasionally sun-filled weather is expected.
The temperature will be between a minimum of 39.2°F and a maximum of 60.8°F. The warmest part of the day will be from 2 pm to 4 pm.
Today, the maximum will be a couple of degrees higher than the average high for October. Today, expect the temperature to dip to a level also relatively lower than the average October low.
Updated: Oct 18, 2026 @ 07:14:54 UTC
Published by: Weather U.S. | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate

Frequently asked questions

At 12:14 am PDT, the temperature is 44.6°F.

On Sunday, clouds and sunshine will alternate throughout the day.

Today, the highest temperature will be 62.6°F, while the lowest temperature will be 41°F.
The highest temperature today will be a couple of degrees higher than the average maximum temperature in October. The lowest temperature today will be also moderately lower than the average low temperature.

On Sunday, in Cosmopolis, sunrise will be at 7:37 am and sunset at 6:22 pm (PDT).

In Cosmopolis, Washington, today, there will be 10h and 44min of daylight.