Weather forecast for tomorrowCotulla, TX

Weather forecast for tomorrow

Tuesday Oct 20, 2026

  • 86°F
  • 59°F
Mostly Sunny
Mostly Sunny
  • Precip. probability: 5%
  • Precipitation: 0"
  • Wind: 9mphE 86°
  • Humidity: 49%
  • UV index: 7
  • Sunrise: 7:40 am CDT
  • Sunset: 7:02 pm CDT
  • ▼
On Tuesday, in Cotulla, expect plenty of sunshine and only a few scattered clouds.
A substantial temperature fluctuation from a humid 86°F at its peak to a mild 59°F at its lowest point is expected.
The maximum heat index, which measures the combined effect of heat and moisture, is appraised at a hot 87.8°F. Note that heat index values are valued for light wind and location in the shade.
The temperature will be in line with October's average maximum of 83.8°F.
Sunrise will be at 7:40 am and sunset at 7:02 pm; tomorrow's daylight will last for 11h and 22min.

Hourly overview

Hourly temperatures

Warmest period: 3 pm - 6 pm 84°C.
Coldest hour: 6 am 64°C.

Chance of precipitation

Highest chance: 6 am 5%.

Hourly weather forecast

  • 12 am
  • 68°F
  • Feels like:
    68°F
Clear
Clear
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 5mphSE 126°
  • Humidity: 65%
  • Pressure: 30.12"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 2 am
  • 66°F
  • Feels like:
    66°F
Clear
Clear
  • Precip. probability: 4%
  • Precipitation: 0"
  • Wind: 4mphESE 121°
  • Humidity: 76%
  • Pressure: 30.12"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 4 am
  • 64°F
  • Feels like:
    64°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 5%
  • Precipitation: 0"
  • Wind: 4mphE 96°
  • Humidity: 84%
  • Pressure: 30.09"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 6 am
  • 64°F
  • Feels like:
    64°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 5%
  • Precipitation: 0"
  • Wind: 5mphENE 75°
  • Humidity: 85%
  • Pressure: 30.09"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
Sunrise: 7:40 am
  • 8 am
  • 64°F
  • Feels like:
    64°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 4%
  • Precipitation: 0"
  • Wind: 6mphENE 68°
  • Humidity: 80%
  • Pressure: 30.12"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 10 am
  • 72°F
  • Feels like:
    72°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 9mphE 83°
  • Humidity: 56%
  • Pressure: 30.15"Hg
  • Visibility: 10mi
  • UV index: 2
  • ▼
  • 12 pm
  • 79°F
  • Feels like:
    81°F
Mostly Sunny
Mostly Sunny
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 7mphE 97°
  • Humidity: 43%
  • Pressure: 30.15"Hg
  • Visibility: 10mi
  • UV index: 6
  • ▼
  • 2 pm
  • 82°F
  • Feels like:
    82°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 6mphE 90°
  • Humidity: 37%
  • Pressure: 30.09"Hg
  • Visibility: 10mi
  • UV index: 7
  • ▼
  • 4 pm
  • 84°F
  • Feels like:
    84°F
Sunny
Sunny
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 7mphE 99°
  • Humidity: 33%
  • Pressure: 30.06"Hg
  • Visibility: 10mi
  • UV index: 4
  • ▼
  • 6 pm
  • 84°F
  • Feels like:
    84°F
Sunny
Sunny
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 7mphE 90°
  • Humidity: 32%
  • Pressure: 30.03"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
Sunset: 7:02 pm
  • 8 pm
  • 77°F
  • Feels like:
    77°F
Clear
Clear
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 6mphE 99°
  • Humidity: 39%
  • Pressure: 30.06"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 10 pm
  • 73°F
  • Feels like:
    73°F
Clear
Clear
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 7mphE 99°
  • Humidity: 44%
  • Pressure: 30.09"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
Tomorrow, on Tuesday, a combination of cloudy and clear weather is forecasted.
The temperature will be between the lowest temperature of 64.4°F and the highest temperature of 84.2°F. The hottest part of the day will be from 3 pm to 6 pm.
The forecasted high will be comparable to the typical October maximum of 83.8°F. The expected low will be more in line with what’s common in November than the current October average of 65.7°F.
Updated: Oct 19, 2026 @ 21:07:50 UTC
Published by: Weather Atlas | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate

Frequently asked questions

Tomorrow, in Cotulla, predominantly sunny weather will make for pleasant outdoor conditions.

Tomorrow, the highest temperature in Cotulla will be 86°F, while the lowest temperature will be 59°F. The maximum heat index, which measures the combined effect of heat and moisture, is computed to be 87.8°F.
The maximum temperature will be in line with the average highest temperature of 83.8°F in October. The lowest temperature will be relatively lower than the average low of 65.7°F.

On Tuesday, in Cotulla, sunrise will be at 7:40 am and sunset at 7:02 pm (CDT).

In Cotulla, the length of the day tomorrow will be 11h and 22min.