Weather forecast for 10 daysPortland, MO

Weather forecast for the weekend

Sunday Oct 18, 2026

  • 68°F
  • 39°F
Sunny
Sunny
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 6mphS 172°
  • Humidity: 49%
  • UV index: 5
  • Sunrise: 7:19 am CDT
  • Sunset: 6:24 pm CDT
  • ▼
On Sunday, October 18, sun-filled conditions are expected to persist.
The day will see a remarkable high of an agreeable 68°F, sharply contrasting with a low of a wintry 39.2°F.
The temperature will be in line with October's average maximum of 65.5°F.
Sunrise was at 7:19 am and sunset will be at 6:24 pm; the daylight will last for 11h and 5min.

10-day overview

Daily temperatures

Warmest day: Sunday 25.10. 82°C.
Coldest day: today 68°C.

Chance of precipitation

Highest chance: Tuesday 27.10. 14%.

Long-term weather forecast

  • Sunday
  • Oct 18, 2026
  • 68°F
  • 39°F
Sunny
Sunny
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 6mphS 172°
  • Humidity: 49%
  • UV index: 5
  • Sunrise: 7:19 am CDT
  • Sunset: 6:24 pm CDT
  • ▼
  • Monday
  • Oct 19, 2026
  • 72°F
  • 43°F
Mostly Sunny
Mostly Sunny
  • Precip. probability: 7%
  • Precipitation: 0"
  • Wind: 3mphSSE 163°
  • Humidity: 56%
  • UV index: 5
  • Sunrise: 7:20 am CDT
  • Sunset: 6:23 pm CDT
  • ▼
  • Tuesday
  • Oct 20, 2026
  • 73°F
  • 43°F
Mostly Sunny
Mostly Sunny
  • Precip. probability: 7%
  • Precipitation: 0"
  • Wind: 3mphSSE 150°
  • Humidity: 57%
  • UV index: 4
  • Sunrise: 7:21 am CDT
  • Sunset: 6:21 pm CDT
  • ▼
  • Wednesday
  • Oct 21, 2026
  • 77°F
  • 46°F
Sunny
Sunny
  • Precip. probability: 6%
  • Precipitation: 0"
  • Wind: 2mphS 191°
  • Humidity: 54%
  • UV index: 4
  • Sunrise: 7:22 am CDT
  • Sunset: 6:20 pm CDT
  • ▼
  • Thursday
  • Oct 22, 2026
  • 79°F
  • 46°F
Mostly Sunny
Mostly Sunny
  • Precip. probability: 6%
  • Precipitation: 0"
  • Wind: 4mphSSE 155°
  • Humidity: 55%
  • UV index: 4
  • Sunrise: 7:23 am CDT
  • Sunset: 6:19 pm CDT
  • ▼
  • Friday
  • Oct 23, 2026
  • 79°F
  • 48°F
Mostly Sunny
Mostly Sunny
  • Precip. probability: 5%
  • Precipitation: 0"
  • Wind: 7mphSE 139°
  • Humidity: 52%
  • UV index: 4
  • Sunrise: 7:24 am CDT
  • Sunset: 6:17 pm CDT
  • ▼
  • Saturday
  • Oct 24, 2026
  • 81°F
  • 50°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 3%
  • Precipitation: 0"
  • Wind: 6mphSSE 163°
  • Humidity: 47%
  • UV index: 4
  • Sunrise: 7:25 am CDT
  • Sunset: 6:16 pm CDT
  • ▼
  • Sunday
  • Oct 25, 2026
  • 82°F
  • 52°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 3%
  • Precipitation: 0"
  • Wind: 4mphSW 216°
  • Humidity: 49%
  • UV index: 4
  • Sunrise: 7:26 am CDT
  • Sunset: 6:15 pm CDT
  • ▼
  • Monday
  • Oct 26, 2026
  • 79°F
  • 52°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 4%
  • Precipitation: 0"
  • Wind: 4mphSSW 203°
  • Humidity: 54%
  • UV index: 4
  • Sunrise: 7:27 am CDT
  • Sunset: 6:13 pm CDT
  • ▼
  • Tuesday
  • Oct 27, 2026
  • 77°F
  • 54°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 14%
  • Precipitation: 0"
  • Wind: 5mphS 172°
  • Humidity: 56%
  • UV index: 3
  • Sunrise: 7:28 am CDT
  • Sunset: 6:12 pm CDT
  • ▼
Ten-day trends indicate that a combination of sunny and dull weather is predicted.
Rainfall is not forecasted in Portland in the upcoming period.
There will be a considerable variation in temperature in the upcoming period. The maximum temperature will vary between 68°F and 82.4°F, while the difference in minimum temperatures will be also substantial, as temperatures overnight will fluctuate from 39.2°F up to 53.6°F.
The warmest day will be next Sunday, with a maximum of 82.4°F; today is the coldest day, with a maximum temperature of 68°F.
Updated: Oct 18, 2026 @ 14:17:40 UTC
Published by: Weather U.S. | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate

Frequently asked questions

On Sunday, the outlook remains bright and sunny.

Today, the maximum temperature will be 68°F, while the minimum temperature will be 39.2°F.
The highest temperature will be in line with the average maximum of 65.5°F in October. The lowest temperature will be slightly cooler than the average low of 47.3°F.

On Sunday, in Portland, sunrise was at 7:19 am and sunset will be at 6:24 pm (CDT).

Today, the daylight will last for 11h and 5min.