Weather forecast for tomorrowRainier, OR

Weather forecast for tomorrow

Saturday Oct 31, 2026

  • 57°F
  • 39°F
Mostly Cloudy
Mostly Cloudy
  • Precip. probability: 20%
  • Precipitation: 0.24"
  • Wind: 4mphN 351°
  • Humidity: 80%
  • UV index: 2
  • Sunrise: 7:51 am PDT
  • Sunset: 5:59 pm PDT
  • ▼
On Saturday, October 31, sunshine will be limited due to heavy cloud coverage.
The chance of rainfall for tomorrow is low, and light precipitation is forecasted. The temperature is anticipated to vary between a refreshing 57.2°F and a cold 39.2°F.
Tomorrow's high temperature will mirror the usual October maximum of 59°F.
Sunrise will be at 7:51 am and sunset at 5:59 pm; tomorrow's daylight will last for 10h and 8min.

Hourly overview

Hourly temperatures

Warmest hour: 3 pm 55°C.
Coldest hour: 6 am 37°C.

Chance of precipitation

Highest chance: 6 am 22%.

Hourly weather forecast

  • 12 am
  • 43°F
  • Feels like:
    43°F
Mostly Clear
Mostly Clear
  • Precip. probability: 8%
  • Precipitation: 0"
  • Wind: 3mphSE 146°
  • Humidity: 93%
  • Pressure: 29.97"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 2 am
  • 41°F
  • Feels like:
    41°F
Mostly Clear
Mostly Clear
  • Precip. probability: 9%
  • Precipitation: 0"
  • Wind: 2mphSSE 149°
  • Humidity: 95%
  • Pressure: 29.97"Hg
  • Visibility: 9mi
  • UV index: 0
  • ▼
  • 4 am
  • 39°F
  • Feels like:
    39°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 9%
  • Precipitation: 0"
  • Wind: 2mphSSE 153°
  • Humidity: 96%
  • Pressure: 29.97"Hg
  • Visibility: 7mi
  • UV index: 0
  • ▼
  • 6 am
  • 37°F
  • Feels like:
    37°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 22%
  • Precipitation: 0"
  • Wind: 1mphESE 109°
  • Humidity: 99%
  • Pressure: 29.97"Hg
  • Visibility: 6mi
  • UV index: 0
  • ▼
Sunrise: 7:51 am
  • 8 am
  • 36°F
  • Feels like:
    36°F
Mostly Cloudy
Mostly Cloudy
  • Precip. probability: 21%
  • Precipitation: 0"
  • Wind: 1mphNNE 12°
  • Humidity: 100%
  • Pressure: 29.97"Hg
  • Visibility: 0mi
  • UV index: 0
  • ▼
  • 10 am
  • 43°F
  • Feels like:
    43°F
Mostly Cloudy
Mostly Cloudy
  • Precip. probability: 7%
  • Precipitation: 0"
  • Wind: 2mphN 1°
  • Humidity: 94%
  • Pressure: 30"Hg
  • Visibility: 10mi
  • UV index: 1
  • ▼
  • 12 pm
  • 50°F
  • Feels like:
    48°F
Mostly Cloudy
Mostly Cloudy
  • Precip. probability: 4%
  • Precipitation: 0"
  • Wind: 4mphNNW 342°
  • Humidity: 79%
  • Pressure: 29.97"Hg
  • Visibility: 10mi
  • UV index: 2
  • ▼
  • 2 pm
  • 54°F
  • Feels like:
    54°F
Mostly Cloudy
Mostly Cloudy
  • Precip. probability: 2%
  • Precipitation: 0"
  • Wind: 4mphNNW 336°
  • Humidity: 66%
  • Pressure: 29.94"Hg
  • Visibility: 10mi
  • UV index: 2
  • ▼
  • 4 pm
  • 55°F
  • Feels like:
    54°F
Cloudy
Cloudy
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 4mphNNW 344°
  • Humidity: 63%
  • Pressure: 29.94"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
Sunset: 5:59 pm
  • 6 pm
  • 52°F
  • Feels like:
    52°F
Cloudy
Cloudy
  • Precip. probability: 4%
  • Precipitation: 0"
  • Wind: 3mphNNW 342°
  • Humidity: 71%
  • Pressure: 29.94"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 8 pm
  • 48°F
  • Feels like:
    48°F
Cloudy
Cloudy
  • Precip. probability: 5%
  • Precipitation: 0"
  • Wind: 1mphNNW 340°
  • Humidity: 81%
  • Pressure: 29.97"Hg
  • Visibility: 9mi
  • UV index: 0
  • ▼
  • 10 pm
  • 46°F
  • Feels like:
    46°F
Cloudy
Cloudy
  • Precip. probability: 7%
  • Precipitation: 0"
  • Wind: 1mphNNW 339°
  • Humidity: 87%
  • Pressure: 29.97"Hg
  • Visibility: 8mi
  • UV index: 0
  • ▼
Tomorrow, on Saturday, a combination of primarily cloudy and occasionally showery and hazy weather is predicted.
The temperature will be between the lowest temperature of 35.6°F and the highest temperature of 55.4°F. The warmest part of the day will be from 3 pm to 5 pm.
Tomorrow, the forecasted high aligns similar to the average peak in October. The nighttime low tomorrow will be also alike with October's typical minimum temperature.
Updated: Oct 30, 2026 @ 10:07:50 UTC
Published by: Weather Atlas | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate

Frequently asked questions

On Saturday, thick clouds will linger with little clearing expected.

With a probability of 20%, light precipitation of 0.24" is anticipated.

Tomorrow, the highest temperature will be 57.2°F, while the lowest temperature will be 39.2°F.
The maximum temperature tomorrow will be in line with the average highest temperature in October. The lowest temperature will be also in line with the average low of 42.3°F.

On Saturday, in Rainier, sunrise will be at 7:51 am and sunset at 5:59 pm (PDT).

In Rainier, the length of the day tomorrow will be 10h and 8min.