Weather forecast for tomorrow
San Juan, TX

Weather forecast for tomorrow

Tuesday, May 13.

Sunny / Wind
6:45 am

8:12 pm
CDT
Sunny / Wind
100°F / 73°F
  • Wind: 20mph SSE
  • Humidity: 41%
  • Precip. probability: 2%
  • Precipitation: 0"
  • UV index: 11
On Tuesday, May 13, the weather will also be sunny and windy.
The day will see a remarkable high of a torrid 100.4°F, sharply contrasting with a low of a warm 73.4°F.
The maximum heat index, which indicates how humid air affects the felt temperature, is appraised at an extremely hot 111.2°F. Note that heat index values are valued for light wind and location in the shade. Be aware that direct exposure to sunlight increases heat impact and may raise the heat index by up to 15 Fahrenheit (8 Celsius) degrees.
It will be hotter, and the temperature will align more closely with June's average high of 95.5°F than May's.
Sunrise will be at 6:45 am and sunset at 8:12 pm; tomorrow's daylight will last for 13h and 26min.

Frequently asked questions

What is the weather forecast for San Juan for tomorrow?
On Tuesday, dry air and sunshine will combine with winds across the area.
What will be the highest temperature tomorrow?
Tomorrow, the highest temperature will be 100.4°F, while the lowest temperature will be 73.4°F. The maximum heat index, which combines relative humidity and air temperature, is evaluated at 111.2°F.
The highest temperature will be a few degrees higher than the average maximum of 91.8°F in May. The lowest temperature will be in line with the average low of 72.9°F.
When is the sunrise / sunset tomorrow?
On Tuesday, in San Juan, sunrise will be at 6:45 am and sunset at 8:12 pm (CDT).
How many hours of daylight will San Juan have tomorrow?
In San Juan, the length of the day tomorrow will be 13h and 26min.

Hourly weather forecast

12 am
  • 79°F
  • Feels like:
    82°F
Clear
Clear
  • Wind: 11mph SSE
  • Pressure: 29.83"Hg
  • Humidity: 63%
  • Precip. probability: 4%
  • Precipitation: 0"
  • Visibility: 10mi
2 am
  • 75°F
  • Feels like:
    77°F
Clear
Clear
  • Wind: 11mph SSE
  • Pressure: 29.8"Hg
  • Humidity: 68%
  • Precip. probability: 4%
  • Precipitation: 0"
  • Visibility: 10mi
4 am
  • 75°F
  • Feels like:
    75°F
Clear
Clear
  • Wind: 12mph SSE
  • Pressure: 29.77"Hg
  • Humidity: 67%
  • Precip. probability: 4%
  • Precipitation: 0"
  • Visibility: 10mi
6 am
  • 73°F
  • Feels like:
    73°F
Clear
Clear
  • Wind: 12mph SSE
  • Pressure: 29.77"Hg
  • Humidity: 68%
  • Precip. probability: 3%
  • Precipitation: 0"
  • Visibility: 10mi
Sunrise: 6:45 am
8 am
  • 77°F
  • Feels like:
    77°F
Sunny
Sunny
  • Wind: 13mph SSE
  • Pressure: 29.8"Hg
  • Humidity: 61%
  • Precip. probability: 1%
  • Precipitation: 0"
  • Visibility: 10mi
10 am
  • 84°F
  • Feels like:
    86°F
Sunny
Sunny
  • Wind: 19mph SSE
  • Pressure: 29.8"Hg
  • Humidity: 43%
  • Precip. probability: 0%
  • Precipitation: 0"
  • Visibility: 10mi
12 pm
  • 93°F
  • Feels like:
    93°F
Sunny
Sunny
  • Wind: 19mph SSE
  • Pressure: 29.77"Hg
  • Humidity: 32%
  • Precip. probability: 0%
  • Precipitation: 0"
  • Visibility: 10mi
2 pm
  • 97°F
  • Feels like:
    100°F
Sunny
Sunny
  • Wind: 19mph SSE
  • Pressure: 29.74"Hg
  • Humidity: 30%
  • Precip. probability: 0%
  • Precipitation: 0"
  • Visibility: 10mi
4 pm
  • 99°F
  • Feels like:
    102°F
Sunny
Sunny
  • Wind: 19mph SSE
  • Pressure: 29.68"Hg
  • Humidity: 32%
  • Precip. probability: 0%
  • Precipitation: 0"
  • Visibility: 10mi
6 pm
  • 93°F
  • Feels like:
    99°F
Sunny / Wind
Sunny / Wind
  • Wind: 20mph SSE
  • Pressure: 29.65"Hg
  • Humidity: 39%
  • Precip. probability: 0%
  • Precipitation: 0"
  • Visibility: 10mi
8 pm
  • 86°F
  • Feels like:
    90°F
Sunny
Sunny
  • Wind: 17mph SSE
  • Pressure: 29.68"Hg
  • Humidity: 52%
  • Precip. probability: 0%
  • Precipitation: 0"
  • Visibility: 10mi
Sunset: 8:12 pm
10 pm
  • 81°F
  • Feels like:
    84°F
Clear
Clear
  • Wind: 17mph SSE
  • Pressure: 29.71"Hg
  • Humidity: 66%
  • Precip. probability: 3%
  • Precipitation: 0"
  • Visibility: 10mi
Tomorrow, primarily mostly clear and occasionally cloud-filled weather is predicted.
The temperature will vary between the lowest temperature of 73.4°F and the highest temperature of 98.6°F. The hottest part of the day will be at 3 pm and 4 pm.
The temperature will be more similar to what’s typical for June than the usual maximum in May. The expected low will be resembling the average minimum in May, which is 72.9°F.
Updated: May 12, 2025 @ 14:32:03 UTC
Published by: Weather Atlas | About Us
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