Weather forecast for tomorrowSumas, WA

Weather forecast for tomorrow

Sunday Nov 8, 2026

  • 55°F
  • 41°F
AM Showers
AM Showers
  • Precip. probability: 74%
  • Precipitation: 0.12"
  • Wind: 15mphSSW 197°
  • Humidity: 77%
  • UV index: 1
  • Sunrise: 7:08 am PST
  • Sunset: 4:37 pm PST
  • ▼
Tomorrow, on Sunday, November 8, expect light passing rain showers before midday.
Minimal precipitation is predicted. Forecasted temperatures will peak at a refreshing 55.4°F and dip to a minimum of a wintry 41°F.
The warmer conditions bring a maximum of 55.4°F, more representative of October than November.
Sunrise will be at 7:08 am and sunset at 4:37 pm; tomorrow's daylight will last for 9h and 29min.

Hourly overview

Hourly temperatures

Maximum temperature: 55°C.
Coldest hour: 9 pm 46°C.

Chance of precipitation

Highest chance: 3 am 58%.

Hourly weather forecast

  • 12 am
  • 55°F
  • Feels like:
    52°F
Cloudy
Cloudy
  • Precip. probability: 24%
  • Precipitation: 0"
  • Wind: 12mphSSW 195°
  • Humidity: 90%
  • Pressure: 29.71"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 2 am
  • 55°F
  • Feels like:
    52°F
Thunderstorms
Thunderstorms
  • Precip. probability: 84%
  • Precipitation: 0.04"
  • Wind: 13mphS 190°
  • Humidity: 87%
  • Pressure: 29.74"Hg
  • Visibility: 5mi
  • UV index: 0
  • ▼
  • 4 am
  • 55°F
  • Feels like:
    50°F
Thunderstorms
Thunderstorms
  • Precip. probability: 90%
  • Precipitation: 0.08"
  • Wind: 16mphS 191°
  • Humidity: 84%
  • Pressure: 29.77"Hg
  • Visibility: 4mi
  • UV index: 0
  • ▼
  • 6 am
  • 54°F
  • Feels like:
    48°F
Showers
Showers
  • Precip. probability: 50%
  • Precipitation: 0.04"
  • Wind: 14mphSSW 201°
  • Humidity: 85%
  • Pressure: 29.85"Hg
  • Visibility: 5mi
  • UV index: 0
  • ▼
Sunrise: 7:08 am
  • 8 am
  • 52°F
  • Feels like:
    48°F
Showers
Showers
  • Precip. probability: 57%
  • Precipitation: 0.04"
  • Wind: 14mphSSW 196°
  • Humidity: 84%
  • Pressure: 29.91"Hg
  • Visibility: 5mi
  • UV index: 0
  • ▼
  • 10 am
  • 52°F
  • Feels like:
    48°F
Showers
Showers
  • Precip. probability: 48%
  • Precipitation: 0.04"
  • Wind: 15mphSSW 194°
  • Humidity: 83%
  • Pressure: 30"Hg
  • Visibility: 7mi
  • UV index: 0
  • ▼
  • 12 pm
  • 54°F
  • Feels like:
    50°F
Showers
Showers
  • Precip. probability: 53%
  • Precipitation: 0.04"
  • Wind: 13mphSSW 194°
  • Humidity: 76%
  • Pressure: 30.06"Hg
  • Visibility: 5mi
  • UV index: 1
  • ▼
  • 2 pm
  • 55°F
  • Feels like:
    52°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 19%
  • Precipitation: 0"
  • Wind: 12mphSSW 203°
  • Humidity: 72%
  • Pressure: 30.09"Hg
  • Visibility: 10mi
  • UV index: 1
  • ▼
  • 4 pm
  • 54°F
  • Feels like:
    50°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 11%
  • Precipitation: 0"
  • Wind: 11mphSSW 200°
  • Humidity: 69%
  • Pressure: 30.12"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
Sunset: 4:37 pm
  • 6 pm
  • 50°F
  • Feels like:
    48°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 11%
  • Precipitation: 0"
  • Wind: 7mphS 187°
  • Humidity: 77%
  • Pressure: 30.12"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 8 pm
  • 48°F
  • Feels like:
    46°F
Mostly Cloudy
Mostly Cloudy
  • Precip. probability: 10%
  • Precipitation: 0"
  • Wind: 4mphSE 146°
  • Humidity: 85%
  • Pressure: 30.15"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 10 pm
  • 46°F
  • Feels like:
    45°F
Mostly Cloudy
Mostly Cloudy
  • Precip. probability: 6%
  • Precipitation: 0"
  • Wind: 5mphE 83°
  • Humidity: 85%
  • Pressure: 30.15"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
Tomorrow, a combination of damp, overcast and turbulent weather is forecasted.
Rainfall is predicted from 1 am to 1 pm. With light precipitation of 0.08", the most intense rain will be falling at 4 am and 5 am.
The temperature will vary between the lowest temperature of 46.4°F and the highest temperature of 55.4°F. The warmest part of the day will be from midnight, 2 am, 4 am, and from 1 pm to 3 pm.
The forecasted maximum is more resembling October's typical high of 56.1°F than the average for November. The minimum temperature tomorrow will be a couple of degrees higher than November's average low.
Updated: Nov 8, 2026 @ 02:34:50 UTC
Published by: Weather Atlas | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate

Frequently asked questions

Tomorrow, a few early showers will bring damp conditions to start the day.

There is a high likelihood of rainfall, but precipitation will be minimal.

Tomorrow, the highest temperature will be 55.4°F, while the lowest temperature will be 41°F.
The highest temperature tomorrow will be noticeably higher than the average maximum of 45.7°F in November. Tomorrow, the lowest temperature will be a few degrees higher than the average low temperature.

On Sunday, in Sumas, sunrise will be at 7:08 am and sunset at 4:37 pm (PST).

In Sumas, the length of the day tomorrow will be 9h and 29min.