Weather forecast for tomorrowSumas, WA

Weather forecast for tomorrow

Saturday Nov 7, 2026

  • 59°F
  • 52°F
Cloudy
Cloudy
  • Precip. probability: 21%
  • Precipitation: 0.83"
  • Wind: 11mphENE 61°
  • Humidity: 74%
  • UV index: 1
  • Sunrise: 7:06 am PST
  • Sunset: 4:39 pm PST
  • ▼
Tomorrow, on Saturday, gray and overcast skies will be present.
Substantial precipitation is anticipated. Day and night temperatures will present a subtle difference, from a maximum of a moderate 59°F to a minimum of a fresh 51.8°F.
With a forecast of 59°F, conditions deviate from November's average and instead resemble October's climate trend.
Sunrise will be at 7:06 am and sunset at 4:39 pm; tomorrow's daylight will last for 9h and 32min.

Hourly overview

Hourly temperatures

Warmest period: 3 pm - 9 pm 57°C.
Coldest period: 3 am - 9 am 48°C.

Chance of precipitation

Highest chance: 9 pm 93%.

Hourly weather forecast

  • 12 am
  • 52°F
  • Feels like:
    52°F
Cloudy
Cloudy
  • Precip. probability: 10%
  • Precipitation: 0"
  • Wind: 2mphWSW 239°
  • Humidity: 92%
  • Pressure: 30.15"Hg
  • Visibility: 5mi
  • UV index: 0
  • ▼
  • 2 am
  • 50°F
  • Feels like:
    50°F
Mostly Cloudy
Mostly Cloudy
  • Precip. probability: 8%
  • Precipitation: 0"
  • Wind: 2mphN 4°
  • Humidity: 93%
  • Pressure: 30.15"Hg
  • Visibility: 4mi
  • UV index: 0
  • ▼
  • 4 am
  • 48°F
  • Feels like:
    48°F
Cloudy
Cloudy
  • Precip. probability: 8%
  • Precipitation: 0"
  • Wind: 3mphNNE 30°
  • Humidity: 95%
  • Pressure: 30.12"Hg
  • Visibility: 4mi
  • UV index: 0
  • ▼
  • 6 am
  • 48°F
  • Feels like:
    46°F
Cloudy
Cloudy
  • Precip. probability: 7%
  • Precipitation: 0"
  • Wind: 4mphNE 44°
  • Humidity: 93%
  • Pressure: 30.09"Hg
  • Visibility: 2mi
  • UV index: 0
  • ▼
Sunrise: 7:06 am
  • 8 am
  • 48°F
  • Feels like:
    45°F
Cloudy
Cloudy
  • Precip. probability: 7%
  • Precipitation: 0"
  • Wind: 7mphNE 46°
  • Humidity: 88%
  • Pressure: 30.03"Hg
  • Visibility: 7mi
  • UV index: 0
  • ▼
  • 10 am
  • 52°F
  • Feels like:
    48°F
Cloudy
Cloudy
  • Precip. probability: 5%
  • Precipitation: 0"
  • Wind: 9mphNE 55°
  • Humidity: 83%
  • Pressure: 29.97"Hg
  • Visibility: 7mi
  • UV index: 0
  • ▼
  • 12 pm
  • 54°F
  • Feels like:
    52°F
Cloudy
Cloudy
  • Precip. probability: 9%
  • Precipitation: 0"
  • Wind: 10mphENE 59°
  • Humidity: 72%
  • Pressure: 29.88"Hg
  • Visibility: 9mi
  • UV index: 1
  • ▼
  • 2 pm
  • 57°F
  • Feels like:
    54°F
Cloudy
Cloudy
  • Precip. probability: 22%
  • Precipitation: 0"
  • Wind: 9mphENE 64°
  • Humidity: 69%
  • Pressure: 29.8"Hg
  • Visibility: 10mi
  • UV index: 1
  • ▼
  • 4 pm
  • 57°F
  • Feels like:
    55°F
Cloudy
Cloudy
  • Precip. probability: 10%
  • Precipitation: 0"
  • Wind: 8mphENE 58°
  • Humidity: 64%
  • Pressure: 29.74"Hg
  • Visibility: 8mi
  • UV index: 0
  • ▼
Sunset: 4:39 pm
  • 6 pm
  • 57°F
  • Feels like:
    55°F
Cloudy
Cloudy
  • Precip. probability: 21%
  • Precipitation: 0"
  • Wind: 7mphESE 107°
  • Humidity: 66%
  • Pressure: 29.65"Hg
  • Visibility: 8mi
  • UV index: 0
  • ▼
  • 8 pm
  • 59°F
  • Feels like:
    57°F
Rain
Rain
  • Precip. probability: 66%
  • Precipitation: 0.04"
  • Wind: 11mphSSE 167°
  • Humidity: 68%
  • Pressure: 29.62"Hg
  • Visibility: 5mi
  • UV index: 0
  • ▼
  • 10 pm
  • 57°F
  • Feels like:
    54°F
Rain
Rain
  • Precip. probability: 100%
  • Precipitation: 0.2"
  • Wind: 14mphSSW 201°
  • Humidity: 84%
  • Pressure: 29.62"Hg
  • Visibility: 2mi
  • UV index: 0
  • ▼
Tomorrow, primarily dull and occasionally damp weather is predicted.
Rainfall is expected from 8 pm to 11 pm. With moderate precipitation of 0.2", most rainfall is expected at 10 pm.
The temperature will be between the lowest temperature of 48.2°F and the highest temperature of 59°F. The warmest part of the day is expected around 8 pm.
The highest temperature tomorrow will resemble October's average maximum of 56.1°F more than November's average. Forecasts show a temperature also more comparable to October's average minimum of 42.3°F rather than the November average of 36.5°F.
Updated: Nov 6, 2026 @ 23:54:20 UTC
Published by: Weather Atlas | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate

Frequently asked questions

Tomorrow, heavy clouds will be present throughout the day.

Yes. With a probability of 21%, increased precipitation of 0.83" is forecasted.

Tomorrow, the highest temperature will be 59°F, while the lowest temperature will be 51.8°F.
The maximum temperature will be significantly higher than the average highest temperature of 45.7°F in November. The lowest temperature will be also noticeably higher than the average low of 36.5°F.

On Saturday, in Sumas, sunrise will be at 7:06 am and sunset at 4:39 pm (PST).

In Sumas, the length of the day tomorrow will be 9h and 32min.