Weather forecast for tomorrow
San Antonio, TX

Weather forecast for tomorrow

Sunday, 20. Apr

AM Thunderstorms
7:00 am

8:05 pm
CDT
AM Thunderstorms
29°C / 15°C
  • Wind: 11km/h N
  • Humidity: 54%
  • Precip. probability: 86%
  • Precipitation: 8mm
  • UV index: 9
Tomorrow, showers and thunderstorms are likely early in the day.
The chance of precipitation is high. However, the rain will be light. Temperature is predicted to swing from a high of a temperate 84.2°F to a low of a refreshing 59°F.
The maximum heat index, which combines air temperature and relative humidity, is estimated at a humid 86°F. Take into consideration that the heat index values are calculated for shade and light wind conditions.
Tomorrow's maximum temperature is forecasted to be moderately higher than the usual 79.7°F high in April.
Sunrise will be at 7:00 am and sunset at 8:05 pm; tomorrow's daylight will last for 13h and 5min.

Frequently asked questions

What is the weather forecast for San Antonio for tomorrow?
On Sunday, expect stormy conditions in the morning, with thunder and scattered showers.
Will it rain tomorrow?
Light precipitation of 0.31" is forecasted. The likelihood of rainfall is high at 86%.
What will be the maximum temperature tomorrow?
Tomorrow, the highest temperature will be 84.2°F, while the lowest temperature will be 59°F. The maximum heat index, which measures the combined effect of heat and moisture, is evaluated at 86°F.
Tomorrow, the highest temperature will be relatively higher than the average maximum temperature in April. The lowest temperature tomorrow will be in line with the average low temperature.
What time are sunrise and sunset tomorrow in San Antonio?
On Sunday, in San Antonio, sunrise will be at 7:00 am and sunset at 8:05 pm (CDT).
How many hours of daylight will San Antonio have tomorrow?
In San Antonio, the length of the day tomorrow will be 13h and 5min.

Hourly weather forecast

12 am
  • 23°C
  • Feels like:
    24°C
Partly Cloudy
Partly Cloudy
  • Wind: 27km/h SE
  • Pressure: 1010mbar
  • Humidity: 79%
  • Precip. probability: 23%
  • Precipitation: 0mm
  • Visibility: 16km
2 am
  • 23°C
  • Feels like:
    24°C
Few Showers
Few Showers
  • Wind: 22km/h SSE
  • Pressure: 1010mbar
  • Humidity: 81%
  • Precip. probability: 32%
  • Precipitation: 1mm
  • Visibility: 16km
4 am
  • 23°C
  • Feels like:
    24°C
Few Showers
Few Showers
  • Wind: 17km/h S
  • Pressure: 1011mbar
  • Humidity: 83%
  • Precip. probability: 31%
  • Precipitation: 1mm
  • Visibility: 16km
6 am
  • 22°C
  • Feels like:
    23°C
Thunderstorms
Thunderstorms
  • Wind: 11km/h S
  • Pressure: 1012mbar
  • Humidity: 86%
  • Precip. probability: 78%
  • Precipitation: 2mm
  • Visibility: 10km
Sunrise: 7:00 am
8 am
  • 20°C
  • Feels like:
    21°C
Thunderstorms
Thunderstorms
  • Wind: 10km/h NNW
  • Pressure: 1014mbar
  • Humidity: 85%
  • Precip. probability: 76%
  • Precipitation: 1mm
  • Visibility: 10km
10 am
  • 20°C
  • Feels like:
    21°C
Scattered Thunderstorms
Scattered Thunderstorms
  • Wind: 10km/h NNE
  • Pressure: 1015mbar
  • Humidity: 73%
  • Precip. probability: 36%
  • Precipitation: 1mm
  • Visibility: 11km
12 pm
  • 23°C
  • Feels like:
    23°C
Mostly Cloudy
Mostly Cloudy
  • Wind: 8km/h N
  • Pressure: 1015mbar
  • Humidity: 57%
  • Precip. probability: 7%
  • Precipitation: 0mm
  • Visibility: 16km
2 pm
  • 26°C
  • Feels like:
    26°C
Partly Cloudy
Partly Cloudy
  • Wind: 10km/h N
  • Pressure: 1014mbar
  • Humidity: 38%
  • Precip. probability: 0%
  • Precipitation: 0mm
  • Visibility: 16km
4 pm
  • 28°C
  • Feels like:
    28°C
Sunny
Sunny
  • Wind: 9km/h NE
  • Pressure: 1012mbar
  • Humidity: 29%
  • Precip. probability: 0%
  • Precipitation: 0mm
  • Visibility: 16km
6 pm
  • 29°C
  • Feels like:
    29°C
Sunny
Sunny
  • Wind: 9km/h ENE
  • Pressure: 1012mbar
  • Humidity: 26%
  • Precip. probability: 0%
  • Precipitation: 0mm
  • Visibility: 16km
8 pm
  • 26°C
  • Feels like:
    26°C
Sunny
Sunny
  • Wind: 10km/h E
  • Pressure: 1013mbar
  • Humidity: 39%
  • Precip. probability: 0%
  • Precipitation: 0mm
  • Visibility: 16km
Sunset: 8:05 pm
10 pm
  • 23°C
  • Feels like:
    23°C
Clear
Clear
  • Wind: 9km/h E
  • Pressure: 1014mbar
  • Humidity: 52%
  • Precip. probability: 1%
  • Precipitation: 0mm
  • Visibility: 16km
Tomorrow, weather will be unstable, and a mix of dull, mostly clear, stormy and rainy weather is expected.
Rain is forecasted at 1 am, 2 am, and from 4 am to 10 am. With moderate precipitation of 0.24", most rainfall is expected at 7 am.
The temperature will be between a minimum of 68°F and a maximum of 84.2°F. The hottest part of the day is anticipated around 6 pm.
The highest temperature will be a couple of degrees higher than April's average maximum of 79.7°F. Tomorrow, the night is expected to be also resembling the typical April low of 60.6°F.
Updated: Apr 19, 2025 @ 19:27:26 UTC
Published by: Weather U.S. | About Us
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