Weather forecast for tomorrowSummitview, WA

Weather forecast for tomorrow

Wednesday Oct 21, 2026

  • 68°F
  • 37°F
Mostly Sunny
Mostly Sunny
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 6mphSSE 161°
  • Humidity: 49%
  • UV index: 3
  • Sunrise: 7:29 am PDT
  • Sunset: 6:05 pm PDT
  • ▼
Tomorrow, on Wednesday, October 21, sunshine will take center stage, with just faint traces of clouds.
The peak daytime temperature will touch an agreeable 68°F, while the nighttime temperature will descend to an icy 37.4°F.
The forecast high of 68°F aligns more closely with September's typical high of 74.8°F than with October's usual 60.1°F.
Sunrise will be at 7:29 am and sunset at 6:05 pm; tomorrow's daylight will last for 10h and 36min.

Hourly overview

Hourly temperatures

Warmest hour: 3 pm 64°C.
Coldest hour: 6 am 39°C.

Chance of precipitation

Highest chance: 12 am - 6 am 1%.

Hourly weather forecast

  • 12 am
  • 45°F
  • Feels like:
    39°F
Clear
Clear
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 7mphWNW 292°
  • Humidity: 68%
  • Pressure: 30.03"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 2 am
  • 41°F
  • Feels like:
    37°F
Clear
Clear
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 6mphWNW 293°
  • Humidity: 74%
  • Pressure: 30.03"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 4 am
  • 39°F
  • Feels like:
    36°F
Clear
Clear
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 6mphWNW 283°
  • Humidity: 76%
  • Pressure: 30"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 6 am
  • 39°F
  • Feels like:
    34°F
Clear
Clear
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 6mphWNW 293°
  • Humidity: 77%
  • Pressure: 30"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
Sunrise: 7:29 am
  • 8 am
  • 39°F
  • Feels like:
    36°F
Sunny
Sunny
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 4mphWNW 287°
  • Humidity: 78%
  • Pressure: 30"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 10 am
  • 52°F
  • Feels like:
    52°F
Sunny
Sunny
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 2mphWNW 290°
  • Humidity: 55%
  • Pressure: 29.97"Hg
  • Visibility: 10mi
  • UV index: 1
  • ▼
  • 12 pm
  • 59°F
  • Feels like:
    59°F
Sunny
Sunny
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 2mphESE 115°
  • Humidity: 42%
  • Pressure: 29.94"Hg
  • Visibility: 10mi
  • UV index: 3
  • ▼
  • 2 pm
  • 64°F
  • Feels like:
    64°F
Mostly Sunny
Mostly Sunny
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 4mphSE 132°
  • Humidity: 36%
  • Pressure: 29.88"Hg
  • Visibility: 10mi
  • UV index: 2
  • ▼
  • 4 pm
  • 66°F
  • Feels like:
    66°F
Sunny
Sunny
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 3mphSSE 151°
  • Humidity: 35%
  • Pressure: 29.85"Hg
  • Visibility: 10mi
  • UV index: 1
  • ▼
  • 6 pm
  • 61°F
  • Feels like:
    61°F
Sunny
Sunny
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 3mphS 174°
  • Humidity: 44%
  • Pressure: 29.85"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
Sunset: 6:05 pm
  • 8 pm
  • 50°F
  • Feels like:
    50°F
Clear
Clear
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 4mphW 277°
  • Humidity: 64%
  • Pressure: 29.85"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 10 pm
  • 46°F
  • Feels like:
    45°F
Clear
Clear
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 4mphW 281°
  • Humidity: 73%
  • Pressure: 29.85"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
Tomorrow, bright and mostly sunny weather is expected.
The temperature will vary between a minimum of 37.4°F and a maximum of 66.2°F. The warmest part of the day will be around 4 pm.
The temperature will feel more consistent with September's average high than the expected maximum for October. Forecasts indicate a night temperature relatively lower than the usual October minimum of 42.6°F.
Updated: Oct 20, 2026 @ 16:46:13 UTC
Published by: Weather Atlas | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate

Frequently asked questions

Tomorrow, bright conditions and mild breezes are expected.

Tomorrow, the highest temperature will be 68°F, while the lowest temperature will be 37.4°F.
The maximum temperature will be relatively higher than the average highest temperature of 60.1°F in October. The lowest temperature will be also slightly cooler than the average low of 42.6°F.

On Wednesday, in Summitview, sunrise will be at 7:29 am and sunset at 6:05 pm (PDT).

Tomorrow, the daylight will last for 10h and 36min.