Weather forecast for 10 daysSumner, WA
10-day overview
Daily temperatures
Warmest day: tomorrow 68°C.
Coldest day: Saturday 57°C.
Coldest day: Saturday 57°C.
Chance of precipitation
Highest chance: Saturday 47%.
Long-term weather forecast
- Tuesday
- Oct 20, 2026
- min.
- 39°F
Mostly Clear
- Precip. probability: 20%
- Precipitation: 0"
- Wind: 0mphE 98°
- Humidity: 98%
- UV index: 0
- Sunrise: 7:34 am PDT
- Sunset: 6:12 pm PDT
- details ▼
- Wednesday
- Oct 21, 2026
- 68°F
- 41°F
Partly Cloudy
- Precip. probability: 20%
- Precipitation: 0"
- Wind: 1mphNW 308°
- Humidity: 74%
- UV index: 3
- Sunrise: 7:36 am PDT
- Sunset: 6:10 pm PDT
- details ▼
- Thursday
- Oct 22, 2026
- 59°F
- 43°F
Partly Cloudy
- Precip. probability: 20%
- Precipitation: 0"
- Wind: 2mphWNW 287°
- Humidity: 81%
- UV index: 2
- Sunrise: 7:37 am PDT
- Sunset: 6:08 pm PDT
- details ▼
- Friday
- Oct 23, 2026
- 59°F
- 39°F
Partly Cloudy
- Precip. probability: 21%
- Precipitation: 0"
- Wind: 2mphNNW 345°
- Humidity: 74%
- UV index: 2
- Sunrise: 7:39 am PDT
- Sunset: 6:07 pm PDT
- details ▼
- Saturday
- Oct 24, 2026
- 57°F
- 43°F
Showers
- Precip. probability: 47%
- Precipitation: 0.35"
- Wind: 2mphN 357°
- Humidity: 74%
- UV index: 1
- Sunrise: 7:40 am PDT
- Sunset: 6:05 pm PDT
- details ▼
- Sunday
- Oct 25, 2026
- 59°F
- 43°F
AM Showers
- Precip. probability: 32%
- Precipitation: 0.04"
- Wind: 2mphN 2°
- Humidity: 76%
- UV index: 2
- Sunrise: 7:42 am PDT
- Sunset: 6:03 pm PDT
- details ▼
- Monday
- Oct 26, 2026
- 61°F
- 45°F
Partly Cloudy
- Precip. probability: 21%
- Precipitation: 0"
- Wind: 2mphN 352°
- Humidity: 74%
- UV index: 2
- Sunrise: 7:43 am PDT
- Sunset: 6:02 pm PDT
- details ▼
- Tuesday
- Oct 27, 2026
- 61°F
- 43°F
Partly Cloudy
- Precip. probability: 24%
- Precipitation: 0"
- Wind: 2mphWNW 288°
- Humidity: 79%
- UV index: 2
- Sunrise: 7:45 am PDT
- Sunset: 6:00 pm PDT
- details ▼
- Wednesday
- Oct 28, 2026
- 59°F
- 43°F
Partly Cloudy
- Precip. probability: 23%
- Precipitation: 0"
- Wind: 2mphNNE 15°
- Humidity: 79%
- UV index: 2
- Sunrise: 7:46 am PDT
- Sunset: 5:58 pm PDT
- details ▼
- Thursday
- Oct 29, 2026
- 59°F
- 43°F
Partly Cloudy
- Precip. probability: 18%
- Precipitation: 0"
- Wind: 2mphN 2°
- Humidity: 79%
- UV index: 2
- Sunrise: 7:48 am PDT
- Sunset: 5:57 pm PDT
- details ▼
Weather models show that primarily cloudy and occasionally rainy weather is predicted.
Rainfall is anticipated on Saturday and Sunday.
In the upcoming days, the maximum temperature will range between 57.2°F and 68°F, while fluctuations in the night’s lowest temperature will be minimal, as the overnight low will fall between 39.2°F and 44.6°F.
Wednesday is expected to be the warmest, reaching up to 68°F; expect the coldest day on Saturday with a high of 57.2°F.
Rainfall is anticipated on Saturday and Sunday.
In the upcoming days, the maximum temperature will range between 57.2°F and 68°F, while fluctuations in the night’s lowest temperature will be minimal, as the overnight low will fall between 39.2°F and 44.6°F.
Wednesday is expected to be the warmest, reaching up to 68°F; expect the coldest day on Saturday with a high of 57.2°F.
Updated: Oct 21, 2026 @ 02:18:31 UTC
Published by: Weather Atlas | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate
Published by: Weather Atlas | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate
Frequently asked questions
In Sumner, predominantly dull and occasionally damp weather is predicted for the next ten days.
Rainfall is anticipated on Saturday and Sunday in Sumner. Saturday, with light precipitation of 0.35", will be the day with the most rainfall.
The maximum temperature will range between 57.2°F and 68°F, while the minimum temperature will range between 39.2°F and 44.6°F.
Tomorrow will be the warmest day, with a maximum temperature of 68°F. The coldest day will be Saturday, with a maximum of 57.2°F.
On Saturday, in Sumner, showers will occur throughout the day, with some dry intervals in between.
Light precipitation of 0.35" is forecasted on Saturday. The possibility of rainfall is 47%.
On Saturday, the highest temperature will be 57.2°F, while the lowest temperature will be 42.8°F.
On Sunday, expect mild drizzle and light rain showers in the early morning.
On Sunday, there is a low probability of minimal rainfall in Sumner.
On Sunday, the highest temperature will be 59°F, while the lowest temperature will be 42.8°F.
