Weather forecast for todaySan Isidro, TX

Weather forecast for today

Current condition 2:07 am CDT

  • 70°F
  • Feels like:
    70°F
Cloudy
Cloudy
  • Precipitation: 0"
  • Wind: 3mphN 0°
  • Humidity: 80%
  • Dewpoint: 64°F
  • Pressure: 30.1"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
In San Isidro, currently, the sky is filled with heavy clouds, making for a shadowy day.
The temperature is a pleasant 69.8°F. The current temperature is relatively far from today's maximum-forecasted 87.8°F.

Tuesday Oct 20, 2026

  • 88°F
  • 64°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 2%
  • Precipitation: 0"
  • Wind: 9mphNE 45°
  • Humidity: 55%
  • UV index: 8
  • Sunrise: 7:36 am CDT
  • Sunset: 7:00 pm CDT
  • ▼
On Tuesday, in San Isidro, a mix of clouds and blue sky is expected.
Forecasted temperatures will peak at a humid 87.8°F and dip to a minimum of an enjoyable 64.4°F.
The maximum heat index, which modifies the air temperature to account for humidity, is calculated to be a hot 93.2°F. Take into consideration that the heat index values are calculated for shade and light wind conditions.
The highest temperature is forecasted to follow the average for October, around 87.6°F.
Sunrise will be at 7:36 am and sunset at 7:00 pm; the daylight will last for 11h and 25min.

Hourly overview

Hourly temperatures

Warmest hour: 3 pm 88°C.
Coldest hour: 6 am 68°C.

Chance of precipitation

Highest chance: 12 am 6%.

Hourly weather forecast

  • 4 am
  • 70°F
  • Feels like:
    70°F
Mostly Cloudy
Mostly Cloudy
  • Precip. probability: 2%
  • Precipitation: 0"
  • Wind: 4mphNNE 24°
  • Humidity: 82%
  • Pressure: 30.06"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 6 am
  • 68°F
  • Feels like:
    68°F
Mostly Cloudy
Mostly Cloudy
  • Precip. probability: 2%
  • Precipitation: 0"
  • Wind: 4mphNNE 23°
  • Humidity: 85%
  • Pressure: 30.06"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
Sunrise: 7:36 am
  • 8 am
  • 68°F
  • Feels like:
    68°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 2%
  • Precipitation: 0"
  • Wind: 4mphNNE 24°
  • Humidity: 83%
  • Pressure: 30.09"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 10 am
  • 75°F
  • Feels like:
    77°F
Mostly Cloudy
Mostly Cloudy
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 8mphNE 39°
  • Humidity: 66%
  • Pressure: 30.12"Hg
  • Visibility: 10mi
  • UV index: 2
  • ▼
  • 12 pm
  • 81°F
  • Feels like:
    82°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 9mphNE 55°
  • Humidity: 50%
  • Pressure: 30.12"Hg
  • Visibility: 10mi
  • UV index: 7
  • ▼
  • 2 pm
  • 86°F
  • Feels like:
    86°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 9mphNE 47°
  • Humidity: 42%
  • Pressure: 30.09"Hg
  • Visibility: 10mi
  • UV index: 8
  • ▼
  • 4 pm
  • 86°F
  • Feels like:
    86°F
Mostly Sunny
Mostly Sunny
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 9mphNE 54°
  • Humidity: 39%
  • Pressure: 30.03"Hg
  • Visibility: 10mi
  • UV index: 4
  • ▼
  • 6 pm
  • 84°F
  • Feels like:
    84°F
Sunny
Sunny
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 9mphENE 69°
  • Humidity: 41%
  • Pressure: 30.03"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
Sunset: 7:00 pm
  • 8 pm
  • 79°F
  • Feels like:
    81°F
Clear
Clear
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 7mphENE 78°
  • Humidity: 54%
  • Pressure: 30.06"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 10 pm
  • 73°F
  • Feels like:
    73°F
Clear
Clear
  • Precip. probability: 3%
  • Precipitation: 0"
  • Wind: 5mphENE 78°
  • Humidity: 71%
  • Pressure: 30.09"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
Today, in San Isidro, primarily cloudy and occasionally sunny weather is expected.
The temperature will vary between a maximum of 86°F and a minimum of 68°F. The hottest part of the day will be from 2 pm to 5 pm.
The high temperature is expected to be comparable to October's usual value of 87.6°F. The expected low will be more in line with what’s common in November than the current October average of 70°F.
Updated: Oct 20, 2026 @ 07:07:09 UTC
Published by: Weather Atlas | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate

Frequently asked questions

The current temperature (2:07 am CDT) is 69.8°F.

On Tuesday, moments of sunshine will break through the patchy clouds.

Today, the highest temperature will be 87.8°F, while the lowest temperature will be 64.4°F. The maximum heat index, which integrates air moisture with ambient temperature, is assessed at 93.2°F.
The maximum temperature will be in line with the average highest temperature of 87.6°F in October. The lowest temperature will be slightly cooler than the average low of 70°F.

On Tuesday, in San Isidro, sunrise will be at 7:36 am and sunset at 7:00 pm (CDT).

Today, the daylight will last for 11h and 25min.