Weather forecast for 10 days
Sumas, WA

Weather forecast for the weekend

Saturday, Jun 7.

Mostly Sunny
5:03 am

9:12 pm
PDT
Mostly Sunny
82°F / 55°F
  • Wind: 9mph WSW
  • Humidity: 60%
  • Precip. probability: 6%
  • Precipitation: 0"
  • UV index: 7
On Saturday, in Sumas, mostly clear skies and sunshine will create ideal daytime conditions.
Temperatures are anticipated to move from a peak of a temperate 82.4°F to a low of a refreshing 55.4°F.
The maximum heat index, which represents the influence of relative humidity on air temperature, is estimated at 84.2°F.
Tomorrow, the temperature will resemble July's climate with a high near 73°F.
Sunrise will be at 5:03 am and sunset at 9:12 pm; tomorrow's daylight will last for 16h and 8min.

Sunday, Jun 8.

Sunny
5:03 am

9:13 pm
PDT
Sunny
88°F / 59°F
  • Wind: 8mph WSW
  • Humidity: 55%
  • Precip. probability: 5%
  • Precipitation: 0"
  • UV index: 7
On Sunday, June 8, uninterrupted sunshine is anticipated.
A high of a blazing 87.8°F during the day contrasts markedly with a low of a refreshing 59°F at night.
On Sunday, it will be hotter with a forecast high that reflects July's climate of 73°F.
Sunrise will be at 5:03 am and sunset at 9:13 pm; the daylight will last for 16h and 10min.

Frequently asked questions

What is the weather forecast for Sumas for tomorrow?
Tomorrow, sunshine will lead the day, with clouds making only brief appearances.
What will be the maximum temperature tomorrow?
Tomorrow, the maximum temperature will be 82.4°F, while the minimum temperature will be 55.4°F. The maximum heat index, which calculates the temperature value influenced by the moisture in the air, is computed to be 84.2°F.
The maximum temperature tomorrow will be noticeably higher than the average highest temperature of 66.2°F in June. The lowest temperature will be also noticeably higher than the average low of 46°F.
When is the sunrise / sunset tomorrow?
On Saturday, in Sumas, sunrise will be at 5:03 am and sunset at 9:12 pm (PDT).
How long will the day be tomorrow?
Tomorrow, the daylight will last for 16h and 8min.
What is the weather forecast for Sumas for Sunday?
On Sunday, conditions will remain bright with clear skies.
What will be the maximum temperature on Sunday?
On Sunday, the maximum temperature will be 87.8°F, while the minimum temperature will be 59°F.
What is the weather forecast for Sumas for the next ten days?
In Sumas, a combination of dull and clear weather is predicted for the next ten days.
How hot will it be in the next ten days?
The maximum temperature will range between 64.4°F and 87.8°F, as the minimum temperature will vary between 46.4°F and 59°F.
What will be the hottest and the coldest days?
With the maximum temperature of 87.8°F, Sunday will be the hottest day. The coldest day will be Thursday, with a maximum of 64.4°F.

Long-term weather forecast

FriJun 6.
  • 75°F
  • 52°F
Partly Cloudy
Partly Cloudy
  • Wind: 10mph SW
  • Humidity: 65%
  • UV index: 7
  • Precip. probability: 2%
  • Precipitation: 0"
  • 5:04 am 9:11 pm PDT
SatJun 7.
  • 82°F
  • 55°F
Mostly Sunny
Mostly Sunny
  • Wind: 9mph WSW
  • Humidity: 60%
  • UV index: 7
  • Precip. probability: 6%
  • Precipitation: 0"
  • 5:03 am 9:12 pm PDT
SunJun 8.
  • 88°F
  • 59°F
Sunny
Sunny
  • Wind: 8mph WSW
  • Humidity: 55%
  • UV index: 7
  • Precip. probability: 5%
  • Precipitation: 0"
  • 5:03 am 9:13 pm PDT
MonJun 9.
  • 84°F
  • 55°F
Sunny
Sunny
  • Wind: 9mph SW
  • Humidity: 55%
  • UV index: 7
  • Precip. probability: 5%
  • Precipitation: 0"
  • 5:03 am 9:13 pm PDT
TueJun 10.
  • 79°F
  • 54°F
Mostly Sunny
Mostly Sunny
  • Wind: 10mph SW
  • Humidity: 53%
  • UV index: 7
  • Precip. probability: 4%
  • Precipitation: 0"
  • 5:02 am 9:14 pm PDT
WedJun 11.
  • 72°F
  • 50°F
Partly Cloudy
Partly Cloudy
  • Wind: 11mph SW
  • Humidity: 60%
  • UV index: 7
  • Precip. probability: 4%
  • Precipitation: 0"
  • 5:02 am 9:15 pm PDT
ThuJun 12.
  • 64°F
  • 48°F
AM Clouds / PM Sun
AM Clouds / PM Sun
  • Wind: 9mph SW
  • Humidity: 66%
  • UV index: 6
  • Precip. probability: 24%
  • Precipitation: 0"
  • 5:02 am 9:15 pm PDT
FriJun 13.
  • 66°F
  • 46°F
Partly Cloudy
Partly Cloudy
  • Wind: 9mph SW
  • Humidity: 63%
  • UV index: 6
  • Precip. probability: 18%
  • Precipitation: 0"
  • 5:02 am 9:16 pm PDT
SatJun 14.
  • 70°F
  • 48°F
Partly Cloudy
Partly Cloudy
  • Wind: 8mph SW
  • Humidity: 57%
  • UV index: 7
  • Precip. probability: 14%
  • Precipitation: 0"
  • 5:02 am 9:16 pm PDT
SunJun 15.
  • 70°F
  • 50°F
Partly Cloudy
Partly Cloudy
  • Wind: 9mph SW
  • Humidity: 60%
  • UV index: 6
  • Precip. probability: 17%
  • Precipitation: 0"
  • 5:02 am 9:17 pm PDT
Looking ahead to the next ten days, a combination of gloomy and dry and sunny weather is predicted.
Rainfall is not forecasted in Sumas in the upcoming days.
Temperature variation will be noticeable in the next ten days. Highs will range from 64.4°F to 87.8°F, while the lowest nightly temperature differences will be also quite pronounced, as the lowest temperatures will be recorded between 46.4°F and 59°F.
The hottest day will be Sunday, with a maximum of 87.8°F; expect the coldest day on Thursday with a high of 64.4°F.
Updated: Jun 6, 2025 @ 11:26:58 UTC
Published by: Weather Atlas | About Us
Data Sources | |
Weather Forecasting & Climate
englishespañol中文
Share