Weather forecast for 10 daysStartup, WA

Weather forecast for the weekend

Sunday Oct 25, 2026

  • 54°F
  • 45°F
Rain
Rain
  • Precip. probability: 94%
  • Precipitation: 0.24"
  • Wind: 7mphE 84°
  • Humidity: 73%
  • UV index: 1
  • Sunrise: 7:41 am PDT
  • Sunset: 6:00 pm PDT
  • ▼
On Sunday, October 25, rain showers are expected, with damp conditions lasting through the day.
The chance of precipitation for today is high. However, the rain will be light. The daytime temperature will peak at a crisp 53.6°F, slightly differing from the night's low of a chilly 44.6°F.
October's typical peak of 54.5°F is anticipated to be mirrored in the day’s high.
Sunrise will be at 7:41 am and sunset at 6:00 pm; the daylight will last for 10h and 19min.

10-day overview

Daily temperatures

Maximum temperature: 55°C.
Coldest day: Wednesday 48°C.

Chance of precipitation

Highest chance: today 94%.

Long-term weather forecast

  • Sunday
  • Oct 25, 2026
  • 54°F
  • 45°F
Rain
Rain
  • Precip. probability: 94%
  • Precipitation: 0.24"
  • Wind: 7mphE 84°
  • Humidity: 73%
  • UV index: 1
  • Sunrise: 7:41 am PDT
  • Sunset: 6:00 pm PDT
  • ▼
  • Monday
  • Oct 26, 2026
  • 55°F
  • 46°F
Showers
Showers
  • Precip. probability: 43%
  • Precipitation: 0.2"
  • Wind: 3mphNW 323°
  • Humidity: 90%
  • UV index: 1
  • Sunrise: 7:43 am PDT
  • Sunset: 5:58 pm PDT
  • ▼
  • Tuesday
  • Oct 27, 2026
  • 52°F
  • 45°F
Showers
Showers
  • Precip. probability: 71%
  • Precipitation: 0.87"
  • Wind: 5mphSSW 213°
  • Humidity: 96%
  • UV index: 1
  • Sunrise: 7:44 am PDT
  • Sunset: 5:57 pm PDT
  • ▼
  • Wednesday
  • Oct 28, 2026
  • 48°F
  • 41°F
Rain
Rain
  • Precip. probability: 88%
  • Precipitation: 0.67"
  • Wind: 5mphS 170°
  • Humidity: 92%
  • UV index: 1
  • Sunrise: 7:46 am PDT
  • Sunset: 5:55 pm PDT
  • ▼
  • Thursday
  • Oct 29, 2026
  • 52°F
  • 37°F
Showers
Showers
  • Precip. probability: 52%
  • Precipitation: 0.2"
  • Wind: 2mphN 359°
  • Humidity: 86%
  • UV index: 1
  • Sunrise: 7:47 am PDT
  • Sunset: 5:53 pm PDT
  • ▼
  • Friday
  • Oct 30, 2026
  • 54°F
  • 37°F
AM Showers
AM Showers
  • Precip. probability: 32%
  • Precipitation: 0.04"
  • Wind: 3mphN 358°
  • Humidity: 79%
  • UV index: 2
  • Sunrise: 7:49 am PDT
  • Sunset: 5:52 pm PDT
  • ▼
  • Saturday
  • Oct 31, 2026
  • 55°F
  • 39°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 12%
  • Precipitation: 0"
  • Wind: 3mphNNW 344°
  • Humidity: 74%
  • UV index: 2
  • Sunrise: 7:50 am PDT
  • Sunset: 5:50 pm PDT
  • ▼
  • Sunday
  • Nov 1, 2026
  • 54°F
  • 39°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 24%
  • Precipitation: 0.35"
  • Wind: 3mphNW 324°
  • Humidity: 77%
  • UV index: 2
  • Sunrise: 7:52 am PDT
  • Sunset: 5:48 pm PDT
  • ▼
  • Monday
  • Nov 2, 2026
  • 54°F
  • 41°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 24%
  • Precipitation: 0"
  • Wind: 3mphNNW 335°
  • Humidity: 76%
  • UV index: 2
  • Sunrise: 6:53 am PST
  • Sunset: 4:47 pm PST
  • ▼
  • Tuesday
  • Nov 3, 2026
  • 55°F
  • 39°F
Mostly Cloudy
Mostly Cloudy
  • Precip. probability: 24%
  • Precipitation: 0"
  • Wind: 4mphNNE 20°
  • Humidity: 72%
  • UV index: 1
  • Sunrise: 6:55 am PST
  • Sunset: 4:45 pm PST
  • ▼
Conditions over the next ten days suggest that a combination of rain-soaked and cloudy weather is forecasted.
Rain is expected on Sunday through Friday and next Sunday.
In the coming days, the maximum temperature will vary between 48.2°F and 55.4°F, while the low temperature range extends from 37.4°F to 46.4°F.
With a maximum temperature of 55.4°F, Monday, Saturday and next Tuesday will be the warmest days; with the highest temperature of 48.2°F, Wednesday will be the coldest day.
Updated: Oct 25, 2026 @ 12:04:39 UTC
Published by: Weather Atlas | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate

Frequently asked questions

Today, expect steady rainfall to continue through the day.

Light precipitation of 0.24" is anticipated. The likelihood of rainfall is high at 94%.

Today, the maximum temperature will be 53.6°F, while the minimum temperature will be 44.6°F.
The highest temperature today will be in line with the average maximum temperature in October. The lowest temperature will be slightly warmer than the average low of 40.1°F.

On Sunday, in Startup, sunrise will be at 7:41 am and sunset at 6:00 pm (PDT).

Today, the daylight will last for 10h and 19min.