Weather forecast for 10 days
Sumner, WA

Weather forecast for the weekend

Saturday, Jun 7.

Partly Cloudy
5:11 am

9:04 pm
PDT
Partly Cloudy
84°F / 57°F
  • Wind: 5mph NNW
  • Humidity: 56%
  • Precip. probability: 2%
  • Precipitation: 0"
  • UV index: 8
Today, changing cloud patterns will allow for periods of sunshine.
Significant temperature variations are anticipated, soaring to a maximum of a warm 84.2°F and descending to a minimum of a mild 57.2°F.
The maximum heat index, which represents the influence of relative humidity on air temperature, is computed to be a hot 86°F. Note that heat index values are valued for light wind and location in the shade.
With a forecast of 84.2°F, the day’s weather feels closer to July than June.
Sunrise will be at 5:11 am and sunset at 9:04 pm; the daylight will last for 15h and 52min.

Sunday, Jun 8.

Sunny
5:11 am

9:04 pm
PDT
Sunny
90°F / 57°F
  • Wind: 4mph N
  • Humidity: 51%
  • Precip. probability: 3%
  • Precipitation: 0"
  • UV index: 8
Tomorrow, in Sumner, conditions will remain bright with clear skies.
A notable disparity in temperature is expected, reaching up to a maximum of a hot 89.6°F and falling to a minimum of a refreshing 57.2°F.
The maximum heat index, which combines relative humidity and air temperature, is evaluated at a torrid 95°F. Note that heat index values are valued for light wind and location in the shade. Exposure to direct sunshine can increase heat index values by up to 15 Fahrenheit (8 Celsius) degrees.
Tomorrow, the forecast leans hotter as the expected high better matches July's average of 74.8°F.
Sunrise will be at 5:11 am and sunset at 9:04 pm; tomorrow's daylight will last for 15h and 53min.

Frequently asked questions

What is the weather forecast for Sumner for tomorrow?
Tomorrow, in Sumner, the outlook remains bright and sunny.
What will be the highest temperature in Sumner tomorrow?
Tomorrow, the maximum temperature will be 89.6°F, while the minimum temperature will be 57.2°F. The maximum heat index, which reflects the perceived temperature due to humidity levels, is evaluated at 95°F.
Tomorrow, the highest temperature will be uncommonly higher than the average maximum of 67.3°F in June. The lowest temperature will be also uncommonly higher than the average low of 45.1°F.
When are sunrise and sunset tomorrow?
On Sunday, in Sumner, sunrise will be at 5:11 am and sunset at 9:04 pm (PDT).
How many hours of daylight will Sumner have tomorrow?
In Sumner, tomorrow, there will be 15h and 53min of daylight.
What is the weather forecast for Sumner for the next ten days?
In Sumner, a combination of predominantly overcast and occasionally dry and sunny and damp weather is predicted for the next ten days.
How hot will it be in the next ten days?
The maximum temperature will vary between 68°F and 89.6°F, while the minimum temperature will vary between 48.2°F and 57.2°F.
What will be the hottest and the coldest days?
The hottest day will be tomorrow, with a maximum of 89.6°F. The coldest days will be Friday and next Monday, with a maximum of 68°F.

Long-term weather forecast

SatJun 7.
  • 84°F
  • 57°F
Partly Cloudy
Partly Cloudy
  • Wind: 5mph NNW
  • Humidity: 56%
  • UV index: 8
  • Precip. probability: 2%
  • Precipitation: 0"
  • 5:11 am 9:04 pm PDT
SunJun 8.
  • 90°F
  • 57°F
Sunny
Sunny
  • Wind: 4mph N
  • Humidity: 51%
  • UV index: 8
  • Precip. probability: 3%
  • Precipitation: 0"
  • 5:11 am 9:04 pm PDT
MonJun 9.
  • 88°F
  • 55°F
Sunny
Sunny
  • Wind: 4mph NNW
  • Humidity: 49%
  • UV index: 8
  • Precip. probability: 3%
  • Precipitation: 0"
  • 5:11 am 9:05 pm PDT
TueJun 10.
  • 84°F
  • 52°F
Partly Cloudy
Partly Cloudy
  • Wind: 4mph WNW
  • Humidity: 46%
  • UV index: 8
  • Precip. probability: 1%
  • Precipitation: 0"
  • 5:11 am 9:06 pm PDT
WedJun 11.
  • 77°F
  • 50°F
Partly Cloudy
Partly Cloudy
  • Wind: 7mph WSW
  • Humidity: 52%
  • UV index: 8
  • Precip. probability: 3%
  • Precipitation: 0"
  • 5:10 am 9:06 pm PDT
ThuJun 12.
  • 70°F
  • 48°F
Mostly Cloudy
Mostly Cloudy
  • Wind: 6mph WSW
  • Humidity: 56%
  • UV index: 6
  • Precip. probability: 3%
  • Precipitation: 0"
  • 5:10 am 9:07 pm PDT
FriJun 13.
  • 68°F
  • 48°F
Mostly Cloudy
Mostly Cloudy
  • Wind: 6mph WSW
  • Humidity: 57%
  • UV index: 6
  • Precip. probability: 3%
  • Precipitation: 0"
  • 5:10 am 9:07 pm PDT
SatJun 14.
  • 70°F
  • 48°F
Partly Cloudy
Partly Cloudy
  • Wind: 4mph W
  • Humidity: 54%
  • UV index: 7
  • Precip. probability: 3%
  • Precipitation: 0"
  • 5:10 am 9:08 pm PDT
SunJun 15.
  • 70°F
  • 50°F
Mostly Cloudy
Mostly Cloudy
  • Wind: 5mph WSW
  • Humidity: 58%
  • UV index: 7
  • Precip. probability: 24%
  • Precipitation: 0"
  • 5:10 am 9:08 pm PDT
MonJun 16.
  • 68°F
  • 52°F
Showers
Showers
  • Wind: 4mph WSW
  • Humidity: 63%
  • UV index: 5
  • Precip. probability: 44%
  • Precipitation: 0"
  • 5:10 am 9:09 pm PDT
Looking ahead, conditions suggest a period of primarily gloomy and occasionally sunny and rainy weather is expected.
Rainfall is not predicted in Sumner in the upcoming days.
Temperature differences will be noticeable over the next several days. The temperature is expected to swing from 68°F up to 89.6°F, while the lowest temperature will be between 48.2°F and 57.2°F.
Sunday will be the hottest day, with a maximum temperature of 89.6°F; with a maximum temperature of 68°F, Friday and next Monday will be the coldest days.
Updated: Jun 7, 2025 @ 09:12:37 UTC
Published by: Weather Atlas | About Us
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