Weather forecast for 10 daysGrandview, WA

Weather forecast for the weekend

Saturday Oct 17, 2026

  • 72°F
  • 34°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 5mphWNW 289°
  • Humidity: 46%
  • UV index: 3
  • Sunrise: 7:20 am PDT
  • Sunset: 6:09 pm PDT
  • ▼
On Saturday, in Grandview, a pleasant mix of sun and clouds will define the day.
The temperature is predicted to vary significantly from a high of an agreeable 71.6°F to a low of an icy 33.8°F.
Today, the temperature forecast of 71.6°F will better match September's climate average than that of October.
Sunrise was at 7:20 am and sunset will be at 6:09 pm; the daylight will last for 10h and 50min.

Sunday Oct 18, 2026

  • 66°F
  • 39°F
Mostly Sunny
Mostly Sunny
  • Precip. probability: 4%
  • Precipitation: 0"
  • Wind: 3mphNNW 343°
  • Humidity: 52%
  • UV index: 3
  • Sunrise: 7:21 am PDT
  • Sunset: 6:07 pm PDT
  • ▼
Tomorrow, in Grandview, mostly sunny skies are also expected.
A daytime temperature reaching up to a comfortable 66.2°F will sharply contrast with a nighttime low of an icy 39.2°F.
Predicted temperatures are trending a couple of degrees higher than October's climate norm of 60.3°F.
Sunrise will be at 7:21 am and sunset at 6:07 pm; tomorrow's daylight will last for 10h and 47min.

10-day overview

Daily temperatures

Warmest day: today 72°C.
Coldest period: Saturday - Monday 55°C.

Chance of precipitation

Highest chance: Sunday - Monday 15%.

Long-term weather forecast

  • Saturday
  • Oct 17, 2026
  • 72°F
  • 34°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 5mphWNW 289°
  • Humidity: 46%
  • UV index: 3
  • Sunrise: 7:20 am PDT
  • Sunset: 6:09 pm PDT
  • ▼
  • Sunday
  • Oct 18, 2026
  • 66°F
  • 39°F
Mostly Sunny
Mostly Sunny
  • Precip. probability: 4%
  • Precipitation: 0"
  • Wind: 3mphNNW 343°
  • Humidity: 52%
  • UV index: 3
  • Sunrise: 7:21 am PDT
  • Sunset: 6:07 pm PDT
  • ▼
  • Monday
  • Oct 19, 2026
  • 63°F
  • 37°F
Cloudy
Cloudy
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 3mphS 188°
  • Humidity: 46%
  • UV index: 1
  • Sunrise: 7:22 am PDT
  • Sunset: 6:06 pm PDT
  • ▼
  • Tuesday
  • Oct 20, 2026
  • 68°F
  • 36°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 2%
  • Precipitation: 0"
  • Wind: 3mphNNW 340°
  • Humidity: 50%
  • UV index: 3
  • Sunrise: 7:24 am PDT
  • Sunset: 6:04 pm PDT
  • ▼
  • Wednesday
  • Oct 21, 2026
  • 66°F
  • 37°F
Mostly Sunny
Mostly Sunny
  • Precip. probability: 3%
  • Precipitation: 0"
  • Wind: 3mphSE 144°
  • Humidity: 54%
  • UV index: 3
  • Sunrise: 7:25 am PDT
  • Sunset: 6:02 pm PDT
  • ▼
  • Thursday
  • Oct 22, 2026
  • 66°F
  • 39°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 12%
  • Precipitation: 0"
  • Wind: 2mphS 183°
  • Humidity: 60%
  • UV index: 3
  • Sunrise: 7:26 am PDT
  • Sunset: 6:01 pm PDT
  • ▼
  • Friday
  • Oct 23, 2026
  • 63°F
  • 32°F
Sunny
Sunny
  • Precip. probability: 2%
  • Precipitation: 0"
  • Wind: 7mphW 268°
  • Humidity: 54%
  • UV index: 3
  • Sunrise: 7:28 am PDT
  • Sunset: 5:59 pm PDT
  • ▼
  • Saturday
  • Oct 24, 2026
  • 55°F
  • 34°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 11%
  • Precipitation: 0"
  • Wind: 4mphENE 78°
  • Humidity: 68%
  • UV index: 2
  • Sunrise: 7:29 am PDT
  • Sunset: 5:57 pm PDT
  • ▼
  • Sunday
  • Oct 25, 2026
  • 55°F
  • 34°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 15%
  • Precipitation: 0"
  • Wind: 4mphNNW 342°
  • Humidity: 71%
  • UV index: 2
  • Sunrise: 7:31 am PDT
  • Sunset: 5:56 pm PDT
  • ▼
  • Monday
  • Oct 26, 2026
  • 55°F
  • 32°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 15%
  • Precipitation: 0"
  • Wind: 4mphSW 228°
  • Humidity: 72%
  • UV index: 2
  • Sunrise: 7:32 am PDT
  • Sunset: 5:54 pm PDT
  • ▼
A combination of cloudy and mostly clear weather is anticipated.
Rainfall is not predicted in Grandview in the upcoming period.
Temperature variation will be noticeable in the upcoming period. The maximum temperature will vary between 55.4°F and 71.6°F, while nighttime temperatures are expected to vary from 32°F to 39.2°F.
With a high of 71.6°F, today is the warmest day; with a maximum temperature of 55.4°F, next Saturday through next Monday will be the coldest days in Grandview.
Updated: Oct 17, 2026 @ 19:23:08 UTC
Published by: Weather U.S. | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate

Frequently asked questions

On Saturday, sun and clouds will share the sky, creating a partly cloudy day.

Today, the maximum temperature will be 71.6°F, while the minimum temperature will be 33.8°F.
The maximum temperature today will be notably higher than the average highest temperature of 60.3°F in October. Today, the lowest temperature will be also uncommonly lower than the average low of 45°F.

On Saturday, in Grandview, sunrise was at 7:20 am and sunset will be at 6:09 pm (PDT).

In Grandview, today, there will be 10h and 50min of daylight.

Tomorrow, mostly sunny skies are expected.

Tomorrow, the maximum temperature will be 66.2°F, while the minimum temperature will be 39.2°F.
Tomorrow, the highest temperature will be a few degrees higher than the average maximum temperature in October. The lowest temperature will be also slightly cooler than the average low of 45°F.

On Sunday, in Grandview, sunrise will be at 7:21 am and sunset at 6:07 pm (PDT).

In Grandview, the length of the day tomorrow will be 10h and 47min.