Weather forecast for 10 daysRainier, OR

Weather forecast for the weekend

Saturday Oct 24, 2026

  • 63°F
  • 43°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 18%
  • Precipitation: 0"
  • Wind: 2mphWNW 293°
  • Humidity: 71%
  • UV index: 2
  • Sunrise: 7:41 am PDT
  • Sunset: 6:10 pm PDT
  • ▼
Tomorrow, in Rainier, a pleasant mix of sun and clouds will define the day.
Forecasted temperatures will peak at an enjoyable 62.6°F and dip to a minimum of a brisk 42.8°F.
October's typical peak of 59°F is forecasted to be mirrored in the day’s high.
Sunrise will be at 7:41 am and sunset at 6:10 pm; tomorrow's daylight will last for 10h and 28min.

Sunday Oct 25, 2026

  • 59°F
  • 46°F
Showers
Showers
  • Precip. probability: 48%
  • Precipitation: 0.47"
  • Wind: 9mphSSE 153°
  • Humidity: 74%
  • UV index: 1
  • Sunrise: 7:43 am PDT
  • Sunset: 6:08 pm PDT
  • ▼
On Sunday, October 25, light showers are likely, with some brief dry spells throughout the day.
The likelihood of rainfall is low. However, forecasted precipitation will be moderate. The temperature is predicted to vary between a refreshing 59°F and a chilly 46.4°F.
Sunday's forecasted high will be in line with October's typical peak of 59°F.
Sunrise will be at 7:43 am and sunset at 6:08 pm; the daylight will last for 10h and 25min.

10-day overview

Daily temperatures

Warmest period: today - tomorrow 63°C.
Coldest day: Thursday 55°C.

Chance of precipitation

Highest chance: Wednesday 52%.

Long-term weather forecast

  • Friday
  • Oct 23, 2026
  • 63°F
  • 34°F
Sunny
Sunny
  • Precip. probability: 2%
  • Precipitation: 0"
  • Wind: 6mphNNW 333°
  • Humidity: 58%
  • UV index: 3
  • Sunrise: 7:40 am PDT
  • Sunset: 6:11 pm PDT
  • ▼
  • Saturday
  • Oct 24, 2026
  • 63°F
  • 43°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 18%
  • Precipitation: 0"
  • Wind: 2mphWNW 293°
  • Humidity: 71%
  • UV index: 2
  • Sunrise: 7:41 am PDT
  • Sunset: 6:10 pm PDT
  • ▼
  • Sunday
  • Oct 25, 2026
  • 59°F
  • 46°F
Showers
Showers
  • Precip. probability: 48%
  • Precipitation: 0.47"
  • Wind: 9mphSSE 153°
  • Humidity: 74%
  • UV index: 1
  • Sunrise: 7:43 am PDT
  • Sunset: 6:08 pm PDT
  • ▼
  • Monday
  • Oct 26, 2026
  • 57°F
  • 45°F
AM Showers
AM Showers
  • Precip. probability: 49%
  • Precipitation: 0.12"
  • Wind: 7mphSE 144°
  • Humidity: 79%
  • UV index: 2
  • Sunrise: 7:44 am PDT
  • Sunset: 6:06 pm PDT
  • ▼
  • Tuesday
  • Oct 27, 2026
  • 59°F
  • 43°F
Cloudy
Cloudy
  • Precip. probability: 24%
  • Precipitation: 0.08"
  • Wind: 4mphSSW 206°
  • Humidity: 83%
  • UV index: 1
  • Sunrise: 7:45 am PDT
  • Sunset: 6:05 pm PDT
  • ▼
  • Wednesday
  • Oct 28, 2026
  • 59°F
  • 43°F
Showers
Showers
  • Precip. probability: 52%
  • Precipitation: 0.28"
  • Wind: 6mphSSW 213°
  • Humidity: 83%
  • UV index: 2
  • Sunrise: 7:47 am PDT
  • Sunset: 6:03 pm PDT
  • ▼
  • Thursday
  • Oct 29, 2026
  • 55°F
  • 41°F
Showers
Showers
  • Precip. probability: 34%
  • Precipitation: 0.12"
  • Wind: 6mphSE 134°
  • Humidity: 80%
  • UV index: 2
  • Sunrise: 7:48 am PDT
  • Sunset: 6:02 pm PDT
  • ▼
  • Friday
  • Oct 30, 2026
  • 59°F
  • 39°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 24%
  • Precipitation: 0.04"
  • Wind: 4mphNNE 25°
  • Humidity: 76%
  • UV index: 2
  • Sunrise: 7:50 am PDT
  • Sunset: 6:00 pm PDT
  • ▼
  • Saturday
  • Oct 31, 2026
  • 61°F
  • 41°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 24%
  • Precipitation: 0"
  • Wind: 4mphN 0°
  • Humidity: 78%
  • UV index: 2
  • Sunrise: 7:51 am PDT
  • Sunset: 5:59 pm PDT
  • ▼
  • Sunday
  • Nov 1, 2026
  • 61°F
  • 41°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 24%
  • Precipitation: 0.08"
  • Wind: 5mphNNW 343°
  • Humidity: 78%
  • UV index: 2
  • Sunrise: 6:52 am PST
  • Sunset: 4:57 pm PST
  • ▼
During the ten-day period, overcast, rainy and clear weather is anticipated.
Rainfall is anticipated on Sunday through next Friday and Sunday.
In the upcoming period, the maximum temperature will vary between 55.4°F and 62.6°F, while the lowest nightly temperature differences will be quite pronounced, as the overnight lows will vary from 33.8°F to 46.4°F.
With a maximum temperature of 62.6°F, Friday and Saturday will be the warmest days; the lowest daytime temperature of the period will be reached on Thursday, peaking at 55.4°F.
Updated: Oct 23, 2026 @ 18:10:17 UTC
Published by: Weather Atlas | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate

Frequently asked questions

In Rainier, a combination of dull, rain-filled and clear weather is predicted for the next ten days.

Rainfall is expected on Sunday through next Friday and Sunday in Rainier. Sunday, with moderate precipitation of 0.47", will be the day with the most rainfall.

The maximum temperature will vary between 55.4°F and 62.6°F, as the minimum temperature will vary between 33.8°F and 46.4°F.

With a maximum temperature of 62.6°F, Friday and Saturday will be the warmest days. With a maximum temperature of 55.4°F, Thursday will be the coldest day.

On Saturday, intermittent cloud cover is expected, allowing for some sunshine.

Tomorrow, the maximum temperature will be 62.6°F, while the minimum temperature will be 42.8°F.
The maximum temperature will be in line with the average highest temperature of 59°F in October. Tomorrow, the lowest temperature will be also in line with the average low temperature.

On Saturday, in Rainier, sunrise will be at 7:41 am and sunset at 6:10 pm (PDT).

Tomorrow, the daylight will last for 10h and 28min.

On Sunday, in Rainier, scattered showers will occur throughout the day, with lighter rain expected during the afternoon.

Moderate precipitation of 0.47" is predicted on Sunday. The possibility of rainfall is 48%.

On Sunday, the maximum temperature will be 59°F, while the minimum temperature will be 46.4°F.