Weather forecast for 10 days
San Antonio, TX

Weather forecast for the weekend

Sunday, Apr 20.

AM Thunderstorms
7:00 am

8:05 pm
CDT
AM Thunderstorms
86°F / 61°F
  • Wind: 6mph NNE
  • Humidity: 52%
  • Precip. probability: 94%
  • Precipitation: 0.08"
  • UV index: 10
On Sunday, April 20, early thunderstorms will bring a mix of heavy rain and strong winds.
Minimal precipitation is anticipated for today. The temperature is predicted to vary between a maximum of a tropical 86°F and a minimum of a comfortable 60.8°F.
The maximum heat index, which indicates how humid air affects the felt temperature, is computed to be a blazing 87.8°F. Note that heat index values are valued for light wind and location in the shade.
The maximum temperature will be higher and more in tune with May's average of 85.6°F than with April's.
Sunrise was at 7:00 am and sunset will be at 8:05 pm; the daylight will last for 13h and 5min.

Frequently asked questions

What is the weather forecast for San Antonio for the next ten days?
In San Antonio, a combination of thunderstorm-prone and cloudy weather is anticipated for the next ten days.
Will it rain in the next ten days?
Rainfall is anticipated on Sunday, Tuesday through Friday in San Antonio. Tuesday, with moderate precipitation of 0.79", will be the day with the most rainfall.
How hot will it be in the next ten days?
The maximum temperature will range between 80.6°F and 89.6°F, as the minimum temperature will be between 60.8°F and 73.4°F.
Combining with the humidity, the maximum feel-like temperature will vary between 86°F and 100.4°F.
What will be the hottest and the coldest days in San Antonio?
The hottest day will be tomorrow, with a maximum of 89.6°F. With a maximum temperature of 80.6°F, Wednesday will be the coldest day.

Long-term weather forecast

SunApr 20.
  • 86°F
  • 61°F
AM Thunderstorms
AM Thunderstorms
  • Wind: 6mph NNE
  • Humidity: 52%
  • UV index: 10
  • Precip. probability: 94%
  • Precipitation: 0.08"
  • 7:00 am 8:05 pm CDT
MonApr 21.
  • 90°F
  • 70°F
Partly Cloudy
Partly Cloudy
  • Wind: 10mph ENE
  • Humidity: 43%
  • UV index: 10
  • Precip. probability: 3%
  • Precipitation: 0"
  • 6:59 am 8:05 pm CDT
TueApr 22.
  • 86°F
  • 68°F
Scattered Thunderstorms
Scattered Thunderstorms
  • Wind: 12mph SE
  • Humidity: 69%
  • UV index: 9
  • Precip. probability: 58%
  • Precipitation: 0.79"
  • 6:58 am 8:06 pm CDT
WedApr 23.
  • 81°F
  • 72°F
Thunderstorms
Thunderstorms
  • Wind: 11mph ESE
  • Humidity: 78%
  • UV index: 6
  • Precip. probability: 65%
  • Precipitation: 0.2"
  • 6:57 am 8:06 pm CDT
ThuApr 24.
  • 84°F
  • 72°F
Scattered Thunderstorms
Scattered Thunderstorms
  • Wind: 12mph SE
  • Humidity: 74%
  • UV index: 8
  • Precip. probability: 49%
  • Precipitation: 0.2"
  • 6:56 am 8:07 pm CDT
FriApr 25.
  • 84°F
  • 72°F
AM Thunderstorms
AM Thunderstorms
  • Wind: 10mph ESE
  • Humidity: 76%
  • UV index: 7
  • Precip. probability: 41%
  • Precipitation: 0.04"
  • 6:55 am 8:08 pm CDT
SatApr 26.
  • 88°F
  • 72°F
Mostly Cloudy
Mostly Cloudy
  • Wind: 14mph SE
  • Humidity: 71%
  • UV index: 9
  • Precip. probability: 24%
  • Precipitation: 0"
  • 6:54 am 8:08 pm CDT
SunApr 27.
  • 86°F
  • 73°F
AM Clouds / PM Sun
AM Clouds / PM Sun
  • Wind: 14mph SE
  • Humidity: 68%
  • UV index: 9
  • Precip. probability: 24%
  • Precipitation: 0"
  • 6:53 am 8:09 pm CDT
MonApr 28.
  • 88°F
  • 72°F
AM Clouds / PM Sun
AM Clouds / PM Sun
  • Wind: 14mph SSE
  • Humidity: 65%
  • UV index: 9
  • Precip. probability: 24%
  • Precipitation: 0"
  • 6:52 am 8:09 pm CDT
TueApr 29.
  • 86°F
  • 68°F
AM Clouds / PM Sun
AM Clouds / PM Sun
  • Wind: 12mph SE
  • Humidity: 68%
  • UV index: 8
  • Precip. probability: 24%
  • Precipitation: 0"
  • 6:51 am 8:10 pm CDT
During the upcoming ten-day period, a combination of stormy and overcast weather is expected.
Rainfall is anticipated on Sunday, Tuesday through Friday.
In the upcoming days, the maximum temperature will vary between 80.6°F and 89.6°F, while the fluctuation in night temperatures will be significant, as the lowest temperatures will be recorded between 60.8°F and 73.4°F.
Expect the hottest day on Monday, with temperatures peaking at 89.6°F; the lowest daytime temperature of the period will be reached on Wednesday, peaking at 80.6°F.
Combining with the humidity, the maximum feel-like temperature may increase substantially and range between a hot 86°F and a fiery hot 100.4°F.
Updated: Apr 20, 2025 @ 12:41:55 UTC
Published by: Weather U.S. | About Us
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