Weather forecast for todayPort Lavaca, TX

Weather forecast for today

Current condition 4:53 am CDT

  • 59°F
  • Feels like:
    57°F
Clear
Clear
  • Precipitation: 0"
  • Wind: 7mphN 10°
  • Humidity: 93%
  • Dewpoint: 57°F
  • Pressure: 30.12"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
In Port Lavaca, at the moment, visibility is at its best under a bright, clear sky.
The temperature is a mild 59°F, and the felt air temperature is almost the same at 57.2°F. The current temperature is far from the maximum of 84.2°F forecasted for today.

Tuesday Oct 20, 2026

  • 84°F
  • 68°F
Sunny
Sunny
  • Precip. probability: 2%
  • Precipitation: 0"
  • Wind: 11mphNE 45°
  • Humidity: 58%
  • UV index: 7
  • Sunrise: 7:30 am CDT
  • Sunset: 6:51 pm CDT
  • ▼
Today, on Tuesday, October 20, conditions will remain bright with clear skies.
The highest temperature will be a moderately hot 84.2°F, while the lowest temperature will be an agreeable 68°F.
The maximum heat index, which measures the combined effect of heat and moisture, is estimated at a hot 87.8°F. Take into consideration that the heat index values are calculated for shade and light wind conditions.
The expected daytime maximum should align with the typical October high of 80.6°F.
Sunrise will be at 7:30 am and sunset at 6:51 pm; the daylight will last for 11h and 22min.

Hourly overview

Hourly temperatures

Warmest period: 3 pm - 5 pm 82°C.
Coldest period: 5 am - 7 am 59°C.

Chance of precipitation

Highest chance: 9 pm 14%.

Hourly weather forecast

  • 6 am
  • 59°F
  • Feels like:
    59°F
Clear
Clear
  • Precip. probability: 2%
  • Precipitation: 0"
  • Wind: 7mphNNE 31°
  • Humidity: 90%
  • Pressure: 30.12"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
Sunrise: 7:30 am
  • 8 am
  • 63°F
  • Feels like:
    61°F
Sunny
Sunny
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 8mphNNE 28°
  • Humidity: 83%
  • Pressure: 30.15"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 10 am
  • 72°F
  • Feels like:
    72°F
Sunny
Sunny
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 11mphNE 35°
  • Humidity: 61%
  • Pressure: 30.15"Hg
  • Visibility: 10mi
  • UV index: 2
  • ▼
  • 12 pm
  • 79°F
  • Feels like:
    81°F
Sunny
Sunny
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 11mphNE 43°
  • Humidity: 46%
  • Pressure: 30.15"Hg
  • Visibility: 10mi
  • UV index: 6
  • ▼
  • 2 pm
  • 82°F
  • Feels like:
    82°F
Sunny
Sunny
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 11mphNE 54°
  • Humidity: 36%
  • Pressure: 30.12"Hg
  • Visibility: 10mi
  • UV index: 7
  • ▼
  • 4 pm
  • 82°F
  • Feels like:
    82°F
Sunny
Sunny
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 11mphENE 60°
  • Humidity: 35%
  • Pressure: 30.06"Hg
  • Visibility: 10mi
  • UV index: 3
  • ▼
  • 6 pm
  • 81°F
  • Feels like:
    81°F
Sunny
Sunny
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 11mphENE 79°
  • Humidity: 42%
  • Pressure: 30.06"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
Sunset: 6:51 pm
  • 8 pm
  • 73°F
  • Feels like:
    73°F
Clear
Clear
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 9mphENE 75°
  • Humidity: 58%
  • Pressure: 30.09"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 10 pm
  • 72°F
  • Feels like:
    72°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 12%
  • Precipitation: 0"
  • Wind: 8mphENE 63°
  • Humidity: 69%
  • Pressure: 30.12"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
Today, primarily clear and occasionally gloomy weather is anticipated.
The temperature will vary between the lowest temperature of 59°F and the highest temperature of 82.4°F. The warmest part of the day will be from 2 pm to 5 pm.
The maximum temperature will be in line with the average high of 80.6°F in October. The lowest temperature is also comparable to October's typical minimum of 68.5°F.
Updated: Oct 20, 2026 @ 09:53:11 UTC
Published by: Weather Atlas | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate

Frequently asked questions

The temperature at 4:53 am CDT is 59°F.

Today, sunshine is forecasted under mostly clear skies.

Today, the highest temperature will be 84.2°F, while the lowest temperature will be 68°F. The maximum heat index, which integrates air moisture with ambient temperature, is evaluated at 87.8°F.
The highest temperature will be in line with the average maximum of 80.6°F in October. The lowest temperature will be also in line with the average low of 68.5°F.

On Tuesday, in Port Lavaca, sunrise will be at 7:30 am and sunset at 6:51 pm (CDT).

In Port Lavaca, today, there will be 11h and 22min of daylight.