Weather forecast for tomorrowRosalia, WA

Weather forecast for tomorrow

Sunday Oct 18, 2026

  • 64°F
  • 43°F
Mostly Sunny
Mostly Sunny
  • Precip. probability: 5%
  • Precipitation: 0"
  • Wind: 4mphE 84°
  • Humidity: 46%
  • UV index: 3
  • Sunrise: 7:12 am PDT
  • Sunset: 5:56 pm PDT
  • ▼
On Sunday, in Rosalia, golden sunshine will carry through the day.
The highest forecasted temperature is a comfortable 64.4°F, while the lowest temperature will be a frosty 42.8°F.
Today’s forecasted high is set to be moderately higher than October's regular high of 56.8°F.
Sunrise will be at 7:12 am and sunset at 5:56 pm; tomorrow's daylight will last for 10h and 44min.

Hourly overview

Hourly temperatures

Warmest hour: 3 pm 59°C.
Coldest period: 12 am - 6 am 45°C.

Chance of precipitation

Highest chance: 3 am - 6 am 2%.

Hourly weather forecast

  • 12 am
  • 45°F
  • Feels like:
    43°F
Mostly Cloudy
Mostly Cloudy
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 5mphENE 57°
  • Humidity: 57%
  • Pressure: 29.91"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 2 am
  • 45°F
  • Feels like:
    41°F
Mostly Cloudy
Mostly Cloudy
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 6mphENE 61°
  • Humidity: 61%
  • Pressure: 29.91"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 4 am
  • 45°F
  • Feels like:
    43°F
Cloudy
Cloudy
  • Precip. probability: 2%
  • Precipitation: 0"
  • Wind: 5mphENE 58°
  • Humidity: 64%
  • Pressure: 29.88"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 6 am
  • 45°F
  • Feels like:
    43°F
Cloudy
Cloudy
  • Precip. probability: 2%
  • Precipitation: 0"
  • Wind: 4mphENE 65°
  • Humidity: 65%
  • Pressure: 29.88"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
Sunrise: 7:12 am
  • 8 am
  • 45°F
  • Feels like:
    45°F
Cloudy
Cloudy
  • Precip. probability: 2%
  • Precipitation: 0"
  • Wind: 4mphENE 78°
  • Humidity: 67%
  • Pressure: 29.91"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 10 am
  • 52°F
  • Feels like:
    50°F
Cloudy
Cloudy
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 5mphSE 144°
  • Humidity: 56%
  • Pressure: 29.88"Hg
  • Visibility: 10mi
  • UV index: 1
  • ▼
  • 12 pm
  • 55°F
  • Feels like:
    55°F
Cloudy
Cloudy
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 6mphSSW 208°
  • Humidity: 47%
  • Pressure: 29.88"Hg
  • Visibility: 10mi
  • UV index: 2
  • ▼
  • 2 pm
  • 59°F
  • Feels like:
    59°F
Cloudy
Cloudy
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 6mphWSW 238°
  • Humidity: 41%
  • Pressure: 29.88"Hg
  • Visibility: 10mi
  • UV index: 1
  • ▼
  • 4 pm
  • 59°F
  • Feels like:
    59°F
Mostly Cloudy
Mostly Cloudy
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 4mphW 274°
  • Humidity: 40%
  • Pressure: 29.88"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
Sunset: 5:56 pm
  • 6 pm
  • 57°F
  • Feels like:
    57°F
Mostly Cloudy
Mostly Cloudy
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 3mphWNW 296°
  • Humidity: 45%
  • Pressure: 29.88"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 8 pm
  • 50°F
  • Feels like:
    50°F
Mostly Cloudy
Mostly Cloudy
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 2mphN 351°
  • Humidity: 54%
  • Pressure: 29.91"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 10 pm
  • 48°F
  • Feels like:
    48°F
Mostly Cloudy
Mostly Cloudy
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 2mphNNE 26°
  • Humidity: 60%
  • Pressure: 29.94"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
Tomorrow, on Sunday, primarily cloudy and occasionally sun-filled weather is predicted.
The temperature will be between the lowest temperature of 44.6°F and the highest temperature of 59°F. The warmest part of the day will be from 2 pm to 5 pm.
Tomorrow, the maximum will be a few degrees higher than the average high for October. The nighttime low tomorrow will be also alike with October's typical minimum temperature.
Updated: Oct 18, 2026 @ 06:26:16 UTC
Published by: Weather U.S. | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate

Frequently asked questions

Tomorrow, sunshine will dominate, with only occasional cloud cover.

Tomorrow, the highest temperature will be 64.4°F, while the lowest temperature will be 42.8°F.
Tomorrow, the highest temperature will be a few degrees higher than the average maximum temperature in October. Tomorrow, the lowest temperature will be in line with the average low temperature.

On Sunday, in Rosalia, sunrise will be at 7:12 am and sunset at 5:56 pm (PDT).

Tomorrow, the daylight will last for 10h and 44min.