Weather forecast for tomorrowArch, OK

Weather forecast for tomorrow

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.

Hourly overview

Hourly temperatures

Warmest hour: 3 pm 68°C.
Coldest hour: 6 am 43°C.

Chance of precipitation

Highest chance: 12 am - 6 am 4%.

Hourly weather forecast

  • 12 am
  • 46°F
  • Feels like:
    46°F
Clear
Clear
  • Precip. probability: 4%
  • Precipitation: 0"
  • Wind: 0mphENE 57°
  • Humidity: 84%
  • Pressure: 30.42"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 2 am
  • 45°F
  • Feels like:
    45°F
Clear
Clear
  • Precip. probability: 4%
  • Precipitation: 0"
  • Wind: 1mphE 85°
  • Humidity: 86%
  • Pressure: 30.42"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 4 am
  • 45°F
  • Feels like:
    45°F
Clear
Clear
  • Precip. probability: 4%
  • Precipitation: 0"
  • Wind: 1mphESE 114°
  • Humidity: 86%
  • Pressure: 30.39"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 6 am
  • 43°F
  • Feels like:
    43°F
Clear
Clear
  • Precip. probability: 4%
  • Precipitation: 0"
  • Wind: 2mphSE 130°
  • Humidity: 84%
  • Pressure: 30.39"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
Sunrise: 7:31 am
  • 8 am
  • 45°F
  • Feels like:
    45°F
Sunny
Sunny
  • Precip. probability: 3%
  • Precipitation: 0"
  • Wind: 2mphESE 113°
  • Humidity: 79%
  • Pressure: 30.42"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 10 am
  • 57°F
  • Feels like:
    55°F
Sunny
Sunny
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 6mphSSE 147°
  • Humidity: 50%
  • Pressure: 30.42"Hg
  • Visibility: 10mi
  • UV index: 2
  • ▼
  • 12 pm
  • 64°F
  • Feels like:
    64°F
Sunny
Sunny
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 6mphSSE 163°
  • Humidity: 38%
  • Pressure: 30.39"Hg
  • Visibility: 10mi
  • UV index: 5
  • ▼
  • 2 pm
  • 68°F
  • Feels like:
    68°F
Sunny
Sunny
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 6mphS 182°
  • Humidity: 35%
  • Pressure: 30.33"Hg
  • Visibility: 10mi
  • UV index: 5
  • ▼
  • 4 pm
  • 70°F
  • Feels like:
    70°F
Sunny
Sunny
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 6mphS 180°
  • Humidity: 32%
  • Pressure: 30.27"Hg
  • Visibility: 10mi
  • UV index: 2
  • ▼
  • 6 pm
  • 66°F
  • Feels like:
    66°F
Sunny
Sunny
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 3mphS 170°
  • Humidity: 37%
  • Pressure: 30.24"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
Sunset: 6:44 pm
  • 8 pm
  • 57°F
  • Feels like:
    57°F
Clear
Clear
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 3mphSSE 162°
  • Humidity: 55%
  • Pressure: 30.27"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 10 pm
  • 52°F
  • Feels like:
    52°F
Clear
Clear
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 2mphSSE 150°
  • Humidity: 63%
  • Pressure: 30.3"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
Tomorrow, on Sunday, primarily mostly clear and occasionally dull weather is predicted.
The temperature will vary between the lowest temperature of 42.8°F and the highest temperature of 69.8°F. The warmest part of the day is anticipated around 4 pm.
Tomorrow, the maximum will be resembling October's typical high. The minimum temperature tomorrow will be more consistent with November's average low of 43°F than October's average of 53.1°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 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.