Weather forecast for tomorrowChattaroy, WA

Weather forecast for tomorrow

Sunday Oct 18, 2026

  • 64°F
  • 37°F
Mostly Sunny
Mostly Sunny
  • Precip. probability: 4%
  • Precipitation: 0"
  • Wind: 3mphNE 44°
  • Humidity: 51%
  • UV index: 3
  • Sunrise: 7:13 am PDT
  • Sunset: 5:55 pm PDT
  • ▼
Tomorrow, in Chattaroy, sunshine will dominate, with only occasional cloud cover.
Temperature is predicted to hit a high of an enjoyable 64.4°F during the day, dipping to a low of an icy 37.4°F at night.
This October day will feature warmer weather, consistent with September's average of 72.7°F.
Sunrise will be at 7:13 am and sunset at 5:55 pm; tomorrow's daylight will last for 10h and 42min.

Hourly overview

Hourly temperatures

Warmest hour: 3 pm 59°C.
Coldest period: 3 am - 6 am 39°C.

Chance of precipitation

Highest chance: 2%.

Hourly weather forecast

  • 12 am
  • 41°F
  • Feels like:
    39°F
Mostly Cloudy
Mostly Cloudy
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 3mphNE 35°
  • Humidity: 69%
  • Pressure: 29.94"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 2 am
  • 39°F
  • Feels like:
    37°F
Cloudy
Cloudy
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 3mphNNE 29°
  • Humidity: 72%
  • Pressure: 29.91"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 4 am
  • 39°F
  • Feels like:
    39°F
Cloudy
Cloudy
  • Precip. probability: 2%
  • Precipitation: 0"
  • Wind: 2mphNNE 30°
  • Humidity: 75%
  • Pressure: 29.91"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 6 am
  • 39°F
  • Feels like:
    39°F
Cloudy
Cloudy
  • Precip. probability: 2%
  • Precipitation: 0"
  • Wind: 2mphNNE 32°
  • Humidity: 73%
  • Pressure: 29.91"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
Sunrise: 7:13 am
  • 8 am
  • 41°F
  • Feels like:
    41°F
Cloudy
Cloudy
  • Precip. probability: 2%
  • Precipitation: 0"
  • Wind: 2mphNNE 27°
  • Humidity: 73%
  • Pressure: 29.91"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 10 am
  • 48°F
  • Feels like:
    48°F
Cloudy
Cloudy
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 2mphNE 47°
  • Humidity: 58%
  • Pressure: 29.91"Hg
  • Visibility: 10mi
  • UV index: 1
  • ▼
  • 12 pm
  • 54°F
  • Feels like:
    54°F
Cloudy
Cloudy
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 2mphENE 66°
  • Humidity: 48%
  • Pressure: 29.91"Hg
  • Visibility: 10mi
  • UV index: 2
  • ▼
  • 2 pm
  • 59°F
  • Feels like:
    59°F
Mostly Cloudy
Mostly Cloudy
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 2mphNNW 337°
  • Humidity: 41%
  • Pressure: 29.88"Hg
  • Visibility: 10mi
  • UV index: 2
  • ▼
  • 4 pm
  • 59°F
  • Feels like:
    59°F
Mostly Cloudy
Mostly Cloudy
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 2mphN 7°
  • Humidity: 41%
  • Pressure: 29.88"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
Sunset: 5:55 pm
  • 6 pm
  • 57°F
  • Feels like:
    57°F
Cloudy
Cloudy
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 3mphNNW 338°
  • Humidity: 47%
  • Pressure: 29.88"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 8 pm
  • 48°F
  • Feels like:
    48°F
Cloudy
Cloudy
  • Precip. probability: 2%
  • Precipitation: 0"
  • Wind: 2mphN 10°
  • Humidity: 64%
  • Pressure: 29.91"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 10 pm
  • 45°F
  • Feels like:
    45°F
Mostly Cloudy
Mostly Cloudy
  • Precip. probability: 2%
  • Precipitation: 0"
  • Wind: 2mphNNE 12°
  • Humidity: 72%
  • Pressure: 29.94"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
Tomorrow, on Sunday, primarily overcast and occasionally clear weather is forecasted.
The temperature will vary between the lowest temperature of 39.2°F and the highest temperature of 59°F. The warmest part of the day will be from 2 pm to 5 pm.
Tomorrow, the temperature will be closer to September's norm than to October's average of 55.8°F. The expected low will be similar to the average minimum in October, which is 36.7°F.
Updated: Oct 18, 2026 @ 06:41:56 UTC
Published by: Weather U.S. | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate

Frequently asked questions

Tomorrow, sunshine will prevail for most of the day.

Tomorrow, the maximum temperature will be 64.4°F, while the minimum temperature will be 37.4°F.
The highest temperature tomorrow will be a few degrees higher than the average maximum temperature in October. The lowest temperature will be in line with the average low of 36.7°F.

On Sunday, in Chattaroy, sunrise will be at 7:13 am and sunset at 5:55 pm (PDT).

In Chattaroy, the length of the day tomorrow will be 10h and 42min.