Weather forecast for tomorrow
Monday, Apr 21.
6:59 am
8:05 pm
CDT
8:05 pm
CDT
Partly Cloudy
90°F / 70°F
- Wind: 10mph ENE
- Humidity: 44%
- Precip. probability: 4%
- Precipitation: 0"
- UV index: 10
On Monday, April 21, intermittent cloud cover is expected, allowing for some sunshine.
The anticipated temperature range extends from a high of a blazing 89.6°F to a low of a delightful 69.8°F.
The maximum heat index, which calculates the temperature value influenced by the moisture in the air, is assessed at a hot 91.4°F. Note that heat index values are valued for light wind and location in the shade.
Forecast models suggest hotter conditions, with a peak that mirrors May's climate average rather than April's.
Sunrise will be at 6:59 am and sunset at 8:05 pm; tomorrow's daylight will last for 13h and 6min.
The anticipated temperature range extends from a high of a blazing 89.6°F to a low of a delightful 69.8°F.
The maximum heat index, which calculates the temperature value influenced by the moisture in the air, is assessed at a hot 91.4°F. Note that heat index values are valued for light wind and location in the shade.
Forecast models suggest hotter conditions, with a peak that mirrors May's climate average rather than April's.
Sunrise will be at 6:59 am and sunset at 8:05 pm; tomorrow's daylight will last for 13h and 6min.
Frequently asked questions
What is the weather forecast for San Antonio for tomorrow?
Tomorrow, in San Antonio, changing cloud patterns will allow for periods of sunshine.
What will be the maximum temperature tomorrow?
Tomorrow, the highest temperature will be 89.6°F, while the lowest temperature will be 69.8°F. The maximum heat index, which reflects the perceived temperature due to humidity levels, is assessed at 91.4°F.
The highest temperature will be uncommonly higher than the average maximum of 79.7°F in April. The lowest temperature will be also uncommonly higher than the average low of 60.6°F.
The highest temperature will be uncommonly higher than the average maximum of 79.7°F in April. The lowest temperature will be also uncommonly higher than the average low of 60.6°F.
What time are sunrise and sunset tomorrow?
On Monday, in San Antonio, sunrise will be at 6:59 am and sunset at 8:05 pm (CDT).
How long will the day be tomorrow?
In San Antonio, the length of the day tomorrow will be 13h and 6min.
Hourly weather forecast
12 am
- 68°F
- Feels like:
68°F
Clear
- Wind: 6mph NE
- Pressure: 29.97"Hg
- Humidity: 59%
- Precip. probability: 2%
- Precipitation: 0"
- Visibility: 10mi
2 am
- 66°F
- Feels like:
66°F
Clear
- Wind: 6mph NNE
- Pressure: 29.97"Hg
- Humidity: 64%
- Precip. probability: 2%
- Precipitation: 0"
- Visibility: 10mi
4 am
- 64°F
- Feels like:
64°F
Partly Cloudy
- Wind: 6mph NNE
- Pressure: 29.97"Hg
- Humidity: 62%
- Precip. probability: 2%
- Precipitation: 0"
- Visibility: 10mi
6 am
- 63°F
- Feels like:
63°F
Partly Cloudy
- Wind: 6mph NNE
- Pressure: 30"Hg
- Humidity: 65%
- Precip. probability: 2%
- Precipitation: 0"
- Visibility: 10mi
Sunrise: 6:59 am
8 am
- 64°F
- Feels like:
64°F
Partly Cloudy
- Wind: 6mph NE
- Pressure: 30"Hg
- Humidity: 65%
- Precip. probability: 4%
- Precipitation: 0"
- Visibility: 10mi
10 am
- 73°F
- Feels like:
73°F
Partly Cloudy
- Wind: 9mph ENE
- Pressure: 30.03"Hg
- Humidity: 55%
- Precip. probability: 2%
- Precipitation: 0"
- Visibility: 10mi
12 pm
- 81°F
- Feels like:
81°F
Sunny
- Wind: 9mph ENE
- Pressure: 30"Hg
- Humidity: 41%
- Precip. probability: 0%
- Precipitation: 0"
- Visibility: 10mi
2 pm
- 86°F
- Feels like:
86°F
Sunny
- Wind: 9mph E
- Pressure: 29.97"Hg
- Humidity: 32%
- Precip. probability: 0%
- Precipitation: 0"
- Visibility: 10mi
4 pm
- 88°F
- Feels like:
88°F
Sunny
- Wind: 9mph E
- Pressure: 29.91"Hg
- Humidity: 30%
- Precip. probability: 0%
- Precipitation: 0"
- Visibility: 10mi
6 pm
- 88°F
- Feels like:
88°F
Sunny
- Wind: 10mph E
- Pressure: 29.85"Hg
- Humidity: 32%
- Precip. probability: 0%
- Precipitation: 0"
- Visibility: 10mi
8 pm
- 82°F
- Feels like:
84°F
Sunny
- Wind: 10mph E
- Pressure: 29.88"Hg
- Humidity: 47%
- Precip. probability: 0%
- Precipitation: 0"
- Visibility: 10mi
Sunset: 8:05 pm
10 pm
- 79°F
- Feels like:
81°F
Clear
- Wind: 10mph ESE
- Pressure: 29.91"Hg
- Humidity: 62%
- Precip. probability: 3%
- Precipitation: 0"
- Visibility: 10mi
Tomorrow, on Monday, a combination of mostly clear, gloomy and thunderstorm-prone weather is anticipated.
The temperature will be between the lowest temperature of 62.6°F and the highest temperature of 87.8°F. The hottest part of the day will be from 4 pm to 6 pm.
The maximum is expected to resemble May's average high of 85.6°F rather than April's. Forecast models suggest a low also more consistent with May's typical minimum of 67.3°F than April's usual 60.6°F.
The temperature will be between the lowest temperature of 62.6°F and the highest temperature of 87.8°F. The hottest part of the day will be from 4 pm to 6 pm.
The maximum is expected to resemble May's average high of 85.6°F rather than April's. Forecast models suggest a low also more consistent with May's typical minimum of 67.3°F than April's usual 60.6°F.
Updated: Apr 20, 2025 @ 13:56:07 UTC
Published by: Weather U.S. | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate
Published by: Weather U.S. | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate