The local weather in San Antonio tomorrow

Thursday, 20 August 2026

The weather tomorrow in San Antonio will be very hot with temperatures reaching 39°C. During the evening and night time the temperatures will drop to 24°C.

For deep dive information check out our hourly weather forecast for tomorrow down the page.

Temperature
Temperature
39° / 24°
Chance of rain
Chance of rain
11
%
Wind
Wind
21
Km/h
Humidity
Humidity
85
%
Previous day
Next day
00:0003:0006:0009:0012:0015:0018:0021:00
Temperature27°C25°C24°C27°C34°C38°C38°C33°C
Weather Clear
Clear
Clear
Clear
Clear
Clear
Sunny
Sunny
Sunny
Sunny
Cloudy
Cloudy
Sunny
Sunny
Clear
Clear
Chance of rain4%9%11%5%1%5%1%1%
Precipitation0 mm0 mm0 mm0 mm0 mm0 mm0 mm0 mm
Humidity62%80%85%70%39%25%22%33%
Wind17Km/h10Km/h10Km/h12Km/h11Km/h13Km/h12Km/h21Km/h
Wind Gust39Km/h29Km/h25Km/h19Km/h12Km/h27Km/h12Km/h36Km/h
Wind Degree168°
Wind Degree
177°
Wind Degree
202°
Wind Degree
197°
Wind Degree
176°
Wind Degree
142°
Wind Degree
164°
Wind Degree
157°
Wind Degree
Wind DirectionSSESSSWSSWSSESSESSE
Cloud Cover1%0%2%0%0%64%5%7%
UV Index00019920
Visibility10 Km10 Km10 Km10 Km10 Km10 Km10 Km10 Km

The weather in San Antonio tomorrow - FAQ

What is the weather tomorrow in San Antonio?
The wather forecast for tomorrow in San Antonio is mostly sunny.
What is tomorrow's highest and lowest temperature in San Antonio?
The temperature tomorrow in San Antonio will range between 24° and 39°.
Will it be raining tomorrow in San Antonio?
The chance of rain tomorrow in San Antonio is 11%.
Will it be windy tomorrow in San Antonio?
The wind will blow between 10 Km/h to 21 Km/h tomorrow in San Antonio.
How many hours of sunlight tomorrow in San Antonio?
There will be 13 hours of sun tomorrow in San Antonio.
What time is the sunrise and sunset tomorrow in San Antonio?
The sun will rise at 07:05 and set at 20:09.

Sunrise and sunset time in San Antonio tomorrow

What time is the sunset and sunrise in San Antonio tomorrow? The sun will rise at 07:05 and will set at 20:09. There will be 13 hours of sunlight in San Antonio.

Sunrise
Sunrise
07:05
Sunset
Sunset
20:09

San Antonio tomorrow weather

Morning Sunny

The temperature in San Antonio tomorrow in the early morning is 24°C.

If you take into account factors such as wind, humidity and other weather conditions, the temperatures can feel like 27°C.

The chance of rain in San Antonio in the morning is 11%, and the wind will blow at 10km/h.

Noon Sunny

The temperature in San Antonio tomorrow at noon time is 34°C and it will feel like 35°C. The humidity will be around 39% with wind speed of 11km/h.

Evening Sunny

The temperature in San Antonio tomorrow's evening will get to 38°C.

The chance of rain in San Antonio in the evening time is 5%, with wind speed of 13km/h.

Night Clear

The night temperature in San Antonio tomorrow is 33°C with a wind speed of 21km/h.

Clothing recommendation for San Antonio

Thursday, 20 August 2026
Sunglasses
Sunglasses
T-Shirt
T-Shirt