Weather forecast for 10 daysArch, OK

Weather forecast for the weekend

Saturday Oct 17, 2026

  • 64°F
  • 43°F
Sunny
Sunny
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 6mphN 4°
  • Humidity: 43%
  • UV index: 6
  • Sunrise: 7:30 am CDT
  • Sunset: 6:45 pm CDT
  • ▼
On Saturday, October 17, sunny skies are in store, with excellent visibility.
Temperature fluctuations between a comfortable 64.4°F and a chilly 42.8°F are expected.
The expected high is lower and consistent with November's normal of 60.6°F rather than October's.
Sunrise was at 7:30 am and sunset will be at 6:45 pm; the daylight will last for 11h and 16min.

Sunday Oct 18, 2026

  • 70°F
  • 46°F
Sunny
Sunny
  • Precip. probability: 4%
  • Precipitation: 0"
  • Wind: 7mphSSE 159°
  • Humidity: 47%
  • UV index: 6
  • Sunrise: 7:31 am CDT
  • Sunset: 6:44 pm CDT
  • ▼
Tomorrow, skies are expected to be clear and full of sunshine.
The highest temperature will be a delightful 69.8°F, while the lowest temperature will be a chilly 46.4°F.
The forecasted daily high is projected to match October's typical maximum of 72.1°F.
Sunrise will be at 7:31 am and sunset at 6:44 pm; tomorrow's daylight will last for 11h and 13min.

10-day overview

Daily temperatures

Warmest period: Friday - Sunday 84°C.
Coldest day: today 64°C.

Chance of precipitation

Highest chance: Sunday 25.10. 22%.

Long-term weather forecast

  • Saturday
  • Oct 17, 2026
  • 64°F
  • 43°F
Sunny
Sunny
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 6mphN 4°
  • Humidity: 43%
  • UV index: 6
  • Sunrise: 7:30 am CDT
  • Sunset: 6:45 pm CDT
  • ▼
  • Sunday
  • Oct 18, 2026
  • 70°F
  • 46°F
Sunny
Sunny
  • Precip. probability: 4%
  • Precipitation: 0"
  • Wind: 7mphSSE 159°
  • Humidity: 47%
  • UV index: 6
  • Sunrise: 7:31 am CDT
  • Sunset: 6:44 pm CDT
  • ▼
  • Monday
  • Oct 19, 2026
  • 75°F
  • 48°F
Sunny
Sunny
  • Precip. probability: 2%
  • Precipitation: 0"
  • Wind: 7mphSSE 151°
  • Humidity: 46%
  • UV index: 6
  • Sunrise: 7:31 am CDT
  • Sunset: 6:43 pm CDT
  • ▼
  • Tuesday
  • Oct 20, 2026
  • 77°F
  • 50°F
Mostly Sunny
Mostly Sunny
  • Precip. probability: 2%
  • Precipitation: 0"
  • Wind: 6mphSE 137°
  • Humidity: 45%
  • UV index: 6
  • Sunrise: 7:32 am CDT
  • Sunset: 6:41 pm CDT
  • ▼
  • Wednesday
  • Oct 21, 2026
  • 81°F
  • 52°F
Sunny
Sunny
  • Precip. probability: 2%
  • Precipitation: 0"
  • Wind: 6mphS 182°
  • Humidity: 44%
  • UV index: 5
  • Sunrise: 7:33 am CDT
  • Sunset: 6:40 pm CDT
  • ▼
  • Thursday
  • Oct 22, 2026
  • 82°F
  • 54°F
Mostly Sunny
Mostly Sunny
  • Precip. probability: 3%
  • Precipitation: 0"
  • Wind: 5mphSSW 192°
  • Humidity: 46%
  • UV index: 5
  • Sunrise: 7:34 am CDT
  • Sunset: 6:39 pm CDT
  • ▼
  • Friday
  • Oct 23, 2026
  • 84°F
  • 55°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 8mphSSE 160°
  • Humidity: 42%
  • UV index: 5
  • Sunrise: 7:35 am CDT
  • Sunset: 6:38 pm CDT
  • ▼
  • Saturday
  • Oct 24, 2026
  • 84°F
  • 59°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 5%
  • Precipitation: 0"
  • Wind: 9mphSSE 168°
  • Humidity: 44%
  • UV index: 5
  • Sunrise: 7:36 am CDT
  • Sunset: 6:37 pm CDT
  • ▼
  • Sunday
  • Oct 25, 2026
  • 84°F
  • 59°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 22%
  • Precipitation: 0"
  • Wind: 7mphS 188°
  • Humidity: 49%
  • UV index: 5
  • Sunrise: 7:37 am CDT
  • Sunset: 6:36 pm CDT
  • ▼
  • Monday
  • Oct 26, 2026
  • 81°F
  • 61°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 7%
  • Precipitation: 0"
  • Wind: 7mphS 171°
  • Humidity: 56%
  • UV index: 5
  • Sunrise: 7:38 am CDT
  • Sunset: 6:35 pm CDT
  • ▼
For the next ten days, a combination of bright and gloomy weather is forecasted.
Rain is not predicted in Arch in the upcoming days.
Significant changes in temperature are expected in the upcoming period. Highs will range from 64.4°F to 84.2°F, while the fluctuation in night temperatures will be also significant, as nighttime lows are forecast to fall between 42.8°F and 60.8°F.
With a maximum temperature of 84.2°F, Friday through next Sunday will be the hottest days in Arch; today is the coldest day, with a maximum temperature of 64.4°F.
Updated: Oct 17, 2026 @ 17:39:27 UTC
Published by: Weather U.S. | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate

Frequently asked questions

On Saturday, clear and sunny conditions are expected.

Today, the maximum temperature will be 64.4°F, while the minimum temperature will be 42.8°F.
The highest temperature will be a few degrees lower than the average maximum of 72.1°F in October. The lowest temperature will be notably lower than the average low of 53.1°F.

On Saturday, in Arch, sunrise was at 7:30 am and sunset will be at 6:45 pm (CDT).

Today, the daylight will last for 11h and 16min.

On Sunday, conditions remain stable and sunny, with little cloud presence.

Tomorrow, the highest temperature in Arch will be 69.8°F, while the lowest temperature will be 46.4°F.
The maximum temperature tomorrow will be in line with the average highest temperature in October. The lowest temperature will be slightly cooler than the average low of 53.1°F.

On Sunday, in Arch, sunrise will be at 7:31 am and sunset at 6:44 pm (CDT).

In Arch, Oklahoma, tomorrow, there will be 11h and 13min of daylight.