Weather forecast for tomorrowO'Brien, TX

Weather forecast for tomorrow

Sunday Oct 18, 2026

  • 68°F
  • 48°F
Sunny
Sunny
  • Precip. probability: 5%
  • Precipitation: 0"
  • Wind: 9mphS 187°
  • Humidity: 51%
  • UV index: 6
  • Sunrise: 7:46 am CDT
  • Sunset: 7:02 pm CDT
  • ▼
Tomorrow, the weather remains calm, bright, and sunny.
The anticipated temperature range extends from a high of an agreeable 68°F to a low of a frosty 48.2°F.
The temperature will be lower and more consistent with November's average high of 65.3°F than with October's usual.
Sunrise will be at 7:46 am and sunset at 7:02 pm; tomorrow's daylight will last for 11h and 16min.

Hourly overview

Hourly temperatures

Warmest period: 3 pm - 6 pm 66°C.
Coldest hour: 6 am 43°C.

Chance of precipitation

Highest chance: 6 am 4%.

Hourly weather forecast

  • 12 am
  • 46°F
  • Feels like:
    45°F
Clear
Clear
  • Precip. probability: 2%
  • Precipitation: 0"
  • Wind: 4mphSSE 149°
  • Humidity: 71%
  • Pressure: 30.39"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 2 am
  • 45°F
  • Feels like:
    43°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 2%
  • Precipitation: 0"
  • Wind: 4mphSSE 169°
  • Humidity: 74%
  • Pressure: 30.39"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 4 am
  • 45°F
  • Feels like:
    41°F
Clear
Clear
  • Precip. probability: 4%
  • Precipitation: 0"
  • Wind: 5mphS 180°
  • Humidity: 77%
  • Pressure: 30.36"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 6 am
  • 43°F
  • Feels like:
    41°F
Clear
Clear
  • Precip. probability: 4%
  • Precipitation: 0"
  • Wind: 4mphS 189°
  • Humidity: 81%
  • Pressure: 30.36"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
Sunrise: 7:46 am
  • 8 am
  • 43°F
  • Feels like:
    39°F
Sunny
Sunny
  • Precip. probability: 5%
  • Precipitation: 0"
  • Wind: 4mphSSW 191°
  • Humidity: 79%
  • Pressure: 30.39"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 10 am
  • 52°F
  • Feels like:
    50°F
Sunny
Sunny
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 7mphSSW 197°
  • Humidity: 61%
  • Pressure: 30.39"Hg
  • Visibility: 10mi
  • UV index: 2
  • ▼
  • 12 pm
  • 61°F
  • Feels like:
    59°F
Sunny
Sunny
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 9mphSSW 194°
  • Humidity: 45%
  • Pressure: 30.33"Hg
  • Visibility: 10mi
  • UV index: 5
  • ▼
  • 2 pm
  • 66°F
  • Feels like:
    66°F
Sunny
Sunny
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 9mphS 186°
  • Humidity: 38%
  • Pressure: 30.27"Hg
  • Visibility: 10mi
  • UV index: 6
  • ▼
  • 4 pm
  • 68°F
  • Feels like:
    68°F
Sunny
Sunny
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 9mphS 174°
  • Humidity: 36%
  • Pressure: 30.21"Hg
  • Visibility: 10mi
  • UV index: 3
  • ▼
  • 6 pm
  • 66°F
  • Feels like:
    66°F
Sunny
Sunny
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 8mphSSE 162°
  • Humidity: 38%
  • Pressure: 30.18"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
Sunset: 7:02 pm
  • 8 pm
  • 61°F
  • Feels like:
    59°F
Clear
Clear
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 6mphSSE 147°
  • Humidity: 50%
  • Pressure: 30.18"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 10 pm
  • 55°F
  • Feels like:
    54°F
Clear
Clear
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 7mphSSE 152°
  • Humidity: 59%
  • Pressure: 30.21"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
Tomorrow, primarily sunny and occasionally gloomy weather is expected.
The temperature will be between a minimum of 42.8°F and a maximum of 68°F. The warmest part of the day will be at 4 pm and 5 pm.
The expected temperature aligns more with November's average high than with October's 76.5°F. The lowest temperature tomorrow is also more close to November's average minimum of 46.4°F than the average low in October of 57°F.
Updated: Oct 17, 2026 @ 20:46:08 UTC
Published by: Weather U.S. | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate

Frequently asked questions

Tomorrow, sunny skies are in store, with excellent visibility.

Tomorrow, the maximum temperature will be 68°F, while the minimum temperature will be 48.2°F.
The highest temperature will be slightly cooler than the average maximum of 76.5°F in October. Tomorrow, the lowest temperature will be also a few degrees lower than the average low temperature.

On Sunday, in O'Brien, sunrise will be at 7:46 am and sunset at 7:02 pm (CDT).

In O'Brien, tomorrow, there will be 11h and 16min of daylight.