Weather forecast for 10 daysTri-City, OR
Weather forecast for the weekend
Saturday Oct 17, 2026
- 68°F
- 50°F
Partly Cloudy
- Precip. probability: 15%
- Precipitation: 0"
- Wind: 6mphN 9°
- Humidity: 78%
- UV index: 3
- Sunrise: 7:29 am PDT
- Sunset: 6:27 pm PDT
- details ▼
Today, in Tri-City, clouds and sunshine will alternate throughout the day.
Temperatures are anticipated to range from a maximum of an agreeable 68°F to a minimum of a cool 50°F.
The temperature is anticipated to be slightly warmer than the standard October peak of 63.5°F.
Sunrise was at 7:29 am and sunset will be at 6:27 pm; the daylight will last for 10h and 58min.
Temperatures are anticipated to range from a maximum of an agreeable 68°F to a minimum of a cool 50°F.
The temperature is anticipated to be slightly warmer than the standard October peak of 63.5°F.
Sunrise was at 7:29 am and sunset will be at 6:27 pm; the daylight will last for 10h and 58min.
Sunday Oct 18, 2026
- 66°F
- 48°F
AM Clouds / PM Sun
- Precip. probability: 22%
- Precipitation: 0"
- Wind: 4mphN 8°
- Humidity: 72%
- UV index: 4
- Sunrise: 7:30 am PDT
- Sunset: 6:25 pm PDT
- details ▼
Tomorrow, on Sunday, gray skies in the morning will gradually clear, leading to a warmer, sunnier afternoon.
Temperature is forecasted to swing from a high of an enjoyable 66.2°F to a low of a frosty 48.2°F.
Tomorrow, the predicted high will correspond with the regular October temperature of 63.5°F.
Sunrise will be at 7:30 am and sunset at 6:25 pm; tomorrow's daylight will last for 10h and 55min.
Temperature is forecasted to swing from a high of an enjoyable 66.2°F to a low of a frosty 48.2°F.
Tomorrow, the predicted high will correspond with the regular October temperature of 63.5°F.
Sunrise will be at 7:30 am and sunset at 6:25 pm; tomorrow's daylight will last for 10h and 55min.
10-day overview
Daily temperatures
Warmest day: Wednesday 73°C.
Coldest period: Friday - Sunday 61°C.
Coldest period: Friday - Sunday 61°C.
Chance of precipitation
Highest chance: Sunday 25.10. 41%.
Long-term weather forecast
- Saturday
- Oct 17, 2026
- 68°F
- 50°F
Partly Cloudy
- Precip. probability: 15%
- Precipitation: 0"
- Wind: 6mphN 9°
- Humidity: 78%
- UV index: 3
- Sunrise: 7:29 am PDT
- Sunset: 6:27 pm PDT
- details ▼
- Sunday
- Oct 18, 2026
- 66°F
- 48°F
AM Clouds / PM Sun
- Precip. probability: 22%
- Precipitation: 0"
- Wind: 4mphN 8°
- Humidity: 72%
- UV index: 4
- Sunrise: 7:30 am PDT
- Sunset: 6:25 pm PDT
- details ▼
- Monday
- Oct 19, 2026
- 64°F
- 45°F
Mostly Cloudy
- Precip. probability: 15%
- Precipitation: 0"
- Wind: 5mphENE 77°
- Humidity: 59%
- UV index: 3
- Sunrise: 7:32 am PDT
- Sunset: 6:24 pm PDT
- details ▼
- Tuesday
- Oct 20, 2026
- 68°F
- 46°F
Partly Cloudy
- Precip. probability: 7%
- Precipitation: 0"
- Wind: 4mphNNE 27°
- Humidity: 60%
- UV index: 4
- Sunrise: 7:33 am PDT
- Sunset: 6:22 pm PDT
- details ▼
- Wednesday
- Oct 21, 2026
- 73°F
- 46°F
Sunny
- Precip. probability: 6%
- Precipitation: 0"
- Wind: 5mphNE 52°
- Humidity: 52%
- UV index: 3
- Sunrise: 7:34 am PDT
- Sunset: 6:21 pm PDT
- details ▼
- Thursday
- Oct 22, 2026
- 64°F
- 46°F
Partly Cloudy
- Precip. probability: 18%
- Precipitation: 0.04"
- Wind: 7mphNNE 12°
- Humidity: 65%
- UV index: 3
- Sunrise: 7:35 am PDT
- Sunset: 6:19 pm PDT
- details ▼
- Friday
- Oct 23, 2026
- 61°F
- 43°F
Partly Cloudy
- Precip. probability: 20%
- Precipitation: 0.04"
- Wind: 6mphNNE 12°
- Humidity: 67%
- UV index: 3
- Sunrise: 7:36 am PDT
- Sunset: 6:18 pm PDT
- details ▼
- Saturday
- Oct 24, 2026
- 61°F
- 45°F
Showers
- Precip. probability: 40%
- Precipitation: 0.28"
- Wind: 4mphSE 128°
- Humidity: 68%
- UV index: 3
- Sunrise: 7:38 am PDT
- Sunset: 6:16 pm PDT
- details ▼
- Sunday
- Oct 25, 2026
- 61°F
- 43°F
AM Showers
- Precip. probability: 41%
- Precipitation: 0.04"
- Wind: 4mphENE 73°
- Humidity: 69%
- UV index: 3
- Sunrise: 7:39 am PDT
- Sunset: 6:15 pm PDT
- details ▼
- Monday
- Oct 26, 2026
- 63°F
- 41°F
Partly Cloudy
- Precip. probability: 13%
- Precipitation: 0"
- Wind: 4mphE 86°
- Humidity: 63%
- UV index: 3
- Sunrise: 7:40 am PDT
- Sunset: 6:13 pm PDT
- details ▼
Models point to a combination of primarily gloomy and occasionally rain-filled and sun-filled weather is predicted.
Rain is expected on Thursday through next Sunday.
Substantial differences in temperature are forecasted in the next ten days. Forecast highs will fluctuate between 60.8°F and 73.4°F, while the minimum temperature is forecast to range between 41°F and 50°F.
Wednesday will be the warmest day, with a maximum temperature of 73.4°F; Friday through next Sunday, with the highest temperature of 60.8°F, will be the coldest days.
Rain is expected on Thursday through next Sunday.
Substantial differences in temperature are forecasted in the next ten days. Forecast highs will fluctuate between 60.8°F and 73.4°F, while the minimum temperature is forecast to range between 41°F and 50°F.
Wednesday will be the warmest day, with a maximum temperature of 73.4°F; Friday through next Sunday, with the highest temperature of 60.8°F, will be the coldest days.
Updated: Oct 17, 2026 @ 15:16:32 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, occasional clouds will pass by, but expect bright spells.
Today, the maximum temperature will be 68°F, while the minimum temperature will be 50°F.
The maximum temperature will be a couple of degrees higher than the average highest temperature of 63.5°F in October. The lowest temperature today will be significantly higher than the average low of 40.8°F.
The maximum temperature will be a couple of degrees higher than the average highest temperature of 63.5°F in October. The lowest temperature today will be significantly higher than the average low of 40.8°F.
On Saturday, in Tri-City, sunrise was at 7:29 am and sunset will be at 6:27 pm (PDT).
Today, the daylight will last for 10h and 58min.
Tomorrow, early cloud cover is expected, followed by a warm and sunny afternoon.
Tomorrow, the highest temperature will be 66.2°F, while the lowest temperature will be 48.2°F.
The maximum temperature tomorrow will be in line with the average highest temperature in October. The lowest temperature will be slightly warmer than the average low of 40.8°F.
The maximum temperature tomorrow will be in line with the average highest temperature in October. The lowest temperature will be slightly warmer than the average low of 40.8°F.
On Sunday, in Tri-City, sunrise will be at 7:30 am and sunset at 6:25 pm (PDT).
Tomorrow, the daylight will last for 10h and 55min.





