Weather forecast for 10 daysRainier, OR
Weather forecast for the weekend
Saturday Oct 17, 2026
- 66°F
- 39°F
Partly Cloudy
- Precip. probability: 2%
- Precipitation: 0"
- Wind: 7mphNW 304°
- Humidity: 51%
- UV index: 3
- Sunrise: 7:31 am PDT
- Sunset: 6:22 pm PDT
- details ▼
Today, in Rainier, expect a partly sunny afternoon with variable cloud cover.
Temperature values will vary noticeably, extending from an enjoyable 66.2°F to an icy 39.2°F.
Today, weather will feel warmer as the high trends toward September's average of 70.7°F.
Sunrise was at 7:31 am and sunset will be at 6:22 pm; the daylight will last for 10h and 50min.
Temperature values will vary noticeably, extending from an enjoyable 66.2°F to an icy 39.2°F.
Today, weather will feel warmer as the high trends toward September's average of 70.7°F.
Sunrise was at 7:31 am and sunset will be at 6:22 pm; the daylight will last for 10h and 50min.
Sunday Oct 18, 2026
- 64°F
- 45°F
Mostly Sunny
- Precip. probability: 9%
- Precipitation: 0"
- Wind: 7mphN 349°
- Humidity: 66%
- UV index: 3
- Sunrise: 7:33 am PDT
- Sunset: 6:20 pm PDT
- details ▼
Tomorrow, on Sunday, mostly clear skies and sunshine will create ideal daytime conditions.
The highest predicted temperature is a comfortable 64.4°F, while the lowest temperature will be a brisk 44.6°F.
The top temperature for tomorrow will be moderately higher than the average high in October of 59°F.
Sunrise will be at 7:33 am and sunset at 6:20 pm; tomorrow's daylight will last for 10h and 47min.
The highest predicted temperature is a comfortable 64.4°F, while the lowest temperature will be a brisk 44.6°F.
The top temperature for tomorrow will be moderately higher than the average high in October of 59°F.
Sunrise will be at 7:33 am and sunset at 6:20 pm; tomorrow's daylight will last for 10h and 47min.
10-day overview
Daily temperatures
Warmest day: Wednesday 70°C.
Coldest day: Saturday 24.10. 57°C.
Coldest day: Saturday 24.10. 57°C.
Chance of precipitation
Highest chance: Saturday 24.10. 38%.
Long-term weather forecast
- Saturday
- Oct 17, 2026
- 66°F
- 39°F
Partly Cloudy
- Precip. probability: 2%
- Precipitation: 0"
- Wind: 7mphNW 304°
- Humidity: 51%
- UV index: 3
- Sunrise: 7:31 am PDT
- Sunset: 6:22 pm PDT
- details ▼
- Sunday
- Oct 18, 2026
- 64°F
- 45°F
Mostly Sunny
- Precip. probability: 9%
- Precipitation: 0"
- Wind: 7mphN 349°
- Humidity: 66%
- UV index: 3
- Sunrise: 7:33 am PDT
- Sunset: 6:20 pm PDT
- details ▼
- Monday
- Oct 19, 2026
- 63°F
- 41°F
Partly Cloudy
- Precip. probability: 6%
- Precipitation: 0"
- Wind: 5mphSW 215°
- Humidity: 67%
- UV index: 3
- Sunrise: 7:34 am PDT
- Sunset: 6:18 pm PDT
- details ▼
- Tuesday
- Oct 20, 2026
- 68°F
- 41°F
Partly Cloudy
- Precip. probability: 20%
- Precipitation: 0"
- Wind: 8mphN 353°
- Humidity: 66%
- UV index: 3
- Sunrise: 7:36 am PDT
- Sunset: 6:16 pm PDT
- details ▼
- Wednesday
- Oct 21, 2026
- 70°F
- 43°F
Partly Cloudy
- Precip. probability: 20%
- Precipitation: 0"
- Wind: 5mphNNW 340°
- Humidity: 63%
- UV index: 3
- Sunrise: 7:37 am PDT
- Sunset: 6:15 pm PDT
- details ▼
- Thursday
- Oct 22, 2026
- 59°F
- 45°F
Mostly Cloudy
- Precip. probability: 23%
- Precipitation: 0"
- Wind: 7mphWNW 285°
- Humidity: 78%
- UV index: 2
- Sunrise: 7:38 am PDT
- Sunset: 6:13 pm PDT
- details ▼
- Friday
- Oct 23, 2026
- 59°F
- 41°F
Partly Cloudy
- Precip. probability: 24%
- Precipitation: 0"
- Wind: 6mphW 281°
- Humidity: 74%
- UV index: 2
- Sunrise: 7:40 am PDT
- Sunset: 6:11 pm PDT
- details ▼
- Saturday
- Oct 24, 2026
- 57°F
- 41°F
Showers
- Precip. probability: 38%
- Precipitation: 0.16"
- Wind: 6mphN 11°
- Humidity: 80%
- UV index: 2
- Sunrise: 7:41 am PDT
- Sunset: 6:10 pm PDT
- details ▼
- Sunday
- Oct 25, 2026
- 59°F
- 41°F
Partly Cloudy
- Precip. probability: 24%
- Precipitation: 0"
- Wind: 6mphN 9°
- Humidity: 77%
- UV index: 3
- Sunrise: 7:43 am PDT
- Sunset: 6:08 pm PDT
- details ▼
- Monday
- Oct 26, 2026
- 59°F
- 41°F
Partly Cloudy
- Precip. probability: 22%
- Precipitation: 0"
- Wind: 5mphNW 306°
- Humidity: 80%
- UV index: 2
- Sunrise: 7:44 am PDT
- Sunset: 6:06 pm PDT
- details ▼
Over the next ten days, a mix of primarily cloudy and occasionally dry and sunny and rainy weather is anticipated.
With a 38% probability, rainfall is expected only on next Saturday. The precipitation will be light at 0.16".
Significant changes in temperature are expected across the forecast period. Forecast highs will fluctuate between 57.2°F and 69.8°F, while the lowest nighttime temperatures will be relatively consistent, as the overnight low will fall between 39.2°F and 44.6°F.
With the highest temperature of 69.8°F, Wednesday will be the warmest day; with the highest temperature of 57.2°F, next Saturday will be the coldest day.
With a 38% probability, rainfall is expected only on next Saturday. The precipitation will be light at 0.16".
Significant changes in temperature are expected across the forecast period. Forecast highs will fluctuate between 57.2°F and 69.8°F, while the lowest nighttime temperatures will be relatively consistent, as the overnight low will fall between 39.2°F and 44.6°F.
With the highest temperature of 69.8°F, Wednesday will be the warmest day; with the highest temperature of 57.2°F, next Saturday will be the coldest day.
Updated: Oct 17, 2026 @ 21:42:27 UTC
Published by: Weather U.S. | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate
Published by: Weather U.S. | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate
Frequently asked questions
On Saturday, sunlight and clouds will take turns dominating the sky.
Today, the highest temperature will be 66.2°F, while the lowest temperature will be 39.2°F.
The maximum temperature today will be moderately higher than the average highest temperature in October. The lowest temperature will be in line with the average low of 42.3°F.
The maximum temperature today will be moderately higher than the average highest temperature in October. The lowest temperature will be in line with the average low of 42.3°F.
On Saturday, in Rainier, sunrise was at 7:31 am and sunset will be at 6:22 pm (PDT).
In Rainier, Oregon, today, there will be 10h and 50min of daylight.
On Sunday, a bright and mostly cloud-free sky is in store.
Tomorrow, the maximum temperature will be 64.4°F, while the minimum temperature will be 44.6°F.
The highest temperature tomorrow will be relatively higher than the average maximum temperature in October. Tomorrow, the lowest temperature will be in line with the average low temperature.
The highest temperature tomorrow will be relatively higher than the average maximum temperature in October. Tomorrow, the lowest temperature will be in line with the average low temperature.
On Sunday, in Rainier, sunrise will be at 7:33 am and sunset at 6:20 pm (PDT).
Tomorrow, the daylight will last for 10h and 47min.





