30-Day Weather Forecast

San Antonio Monthly Weather Forecast

CU San Antonio

Jul 30 – Sep 2, 2026 as of 14:09

San Antonio 30 Days Forecast Calendar

27 Jul Mon

No data

28 Jul Tue

No data

29 Jul Wed

No data

30 Jul Today
+39°C+102°F
+24°C+75°F

Clear

31 Jul Tomorrow
+39°C+102°F
+24°C+76°F

Partly Cloudy

1 Aug Sat
+38°C+101°F
+24°C+74°F

Rainy

2 Aug Sun
+38°C+101°F
+24°C+74°F

Rainy

3 Aug Mon
+38°C+101°F
+26°C+79°F

Overcast

4 Aug Tue
+40°C+103°F
+24°C+75°F

Mainly Clear

5 Aug Wed
+39°C+101°F
+24°C+75°F

Mainly Clear

6 Aug Thu
+37°C+99°F
+24°C+75°F

Clear

7 Aug Fri
+37°C+98°F
+24°C+75°F

Clear

8 Aug Sat
+39°C+102°F
+24°C+75°F

Clear

9 Aug Sun
+39°C+102°F
+24°C+74°F

Rainy

10 Aug Mon
+39°C+103°F
+24°C+75°F

Rainy

11 Aug Tue
+38°C+100°F
+24°C+76°F

Clear

12 Aug Wed
+40°C+103°F
+24°C+75°F

Rainy

13 Aug Thu
+37°C+99°F
+24°C+75°F

Overcast

14 Aug Fri
+40°C+104°F
+24°C+75°F

Clear

15 Aug Sat
+40°C+105°F
+24°C+76°F

Partly Cloudy

16 Aug Sun
+37°C+99°F
+24°C+74°F

Rainy

17 Aug Mon
+39°C+102°F
+24°C+75°F

Mainly Clear

18 Aug Tue
+39°C+101°F
+25°C+77°F

Partly Cloudy

19 Aug Wed
+40°C+103°F
+25°C+77°F

Rainy

20 Aug Thu
+39°C+101°F
+25°C+76°F

Rainy

21 Aug Fri
+39°C+102°F
+24°C+75°F

Rainy

22 Aug Sat
+37°C+99°F
+24°C+76°F

Rainy

23 Aug Sun
+38°C+100°F
+25°C+77°F

Rainy

24 Aug Mon
+36°C+96°F
+25°C+77°F

Clear

25 Aug Tue
+40°C+103°F
+25°C+76°F

Rainy

26 Aug Wed
+40°C+104°F
+24°C+76°F

Mainly Clear

27 Aug Thu
+39°C+101°F
+25°C+78°F

Clear

28 Aug Fri
+39°C+102°F
+24°C+76°F

Clear

29 Aug Sat
+39°C+102°F
+24°C+75°F

Overcast

30 Aug Sun
+37°C+98°F
+25°C+76°F

Rainy

31 Aug Mon
+38°C+100°F
+24°C+76°F

Overcast

1 Sep Tue
+40°C+103°F
+25°C+76°F

Rain Showers

2 Sep Wed

No data

3 Sep Thu

No data

4 Sep Fri

No data

5 Sep Sat

No data

6 Sep Sun

No data

San Antonio Weather Overview

Sunny
21
Rainy
14

In this forecast period, San Antonio has 21 sunny days, 0 cloudy days, 14 rainy days, and 0 snowy days.

Weather forecast day by day for 2 weeks in San Antonio

Thursday, 30 July

San Antonio is expected to see Clear with temperatures around 39°C, feeling like 43°C due to strong winds. Rain is expected today, with 2.1 mm of precipitation forecasted. Skies are mostly clear with only 14% cloud cover. Humidity is at 46% and atmospheric pressure stands at 1014 hPa.

Friday, 31 July

San Antonio is expected to see Partly Cloudy with temperatures around 39°C, feeling like 44°C due to expected conditions. Rain is expected today, with 0.6 mm of precipitation forecasted. Humidity is at 44% and atmospheric pressure stands at 1015 hPa.

Saturday, 1 August

San Antonio is expected to see Rainy with temperatures around 38°C, feeling like 42°C due to expected conditions. Rain is expected today, with 1.8 mm of precipitation forecasted. Heavy cloud cover at 96% is blocking most sunlight today. Humidity is at 42% and atmospheric pressure stands at 1012 hPa.

Sunday, 2 August

San Antonio is expected to see Rainy with temperatures around 38°C, feeling like 42°C due to strong winds. Rain is expected today, with 2.4 mm of precipitation forecasted. Heavy cloud cover at 99% is blocking most sunlight today. Humidity is at 43% and atmospheric pressure stands at 1013 hPa.

Monday, 3 August

San Antonio is expected to see Overcast with temperatures around 38°C, feeling like 41°C due to expected conditions. Rain is expected today, with 3.6 mm of precipitation forecasted. Heavy cloud cover at 98% is blocking most sunlight today. Humidity is at 46% and atmospheric pressure stands at 1013 hPa.

Tuesday, 4 August

San Antonio is expected to see Mainly Clear with temperatures around 40°C, feeling like 42°C due to expected conditions. Rain is expected today, with 2.7 mm of precipitation forecasted. Humidity is at 42% and atmospheric pressure stands at 1013 hPa.

Wednesday, 5 August

San Antonio is expected to see Mainly Clear with temperatures around 39°C, feeling like 43°C due to expected conditions. Rain is expected today, with 12.9 mm of precipitation forecasted. Humidity is at 46% and atmospheric pressure stands at 1015 hPa.

Thursday, 6 August

San Antonio is expected to see Clear with temperatures around 37°C, feeling like 42°C due to strong winds. Rain is expected today, with 4.2 mm of precipitation forecasted. Skies are mostly clear with only 8% cloud cover. Humidity is at 50% and atmospheric pressure stands at 1015 hPa.

Friday, 7 August

San Antonio is expected to see Clear with temperatures around 37°C, feeling like 43°C due to strong winds. Rain is expected today, with 1.2 mm of precipitation forecasted. Skies are mostly clear with only 1% cloud cover. Humidity is at 50% and atmospheric pressure stands at 1015 hPa.

Saturday, 8 August

San Antonio is expected to see Clear with temperatures around 39°C, feeling like 43°C due to expected conditions. Rain is expected today, with 0.6 mm of precipitation forecasted. Skies are mostly clear with only 7% cloud cover. Humidity is at 42% and atmospheric pressure stands at 1015 hPa.

Sunday, 9 August

San Antonio is expected to see Rainy with temperatures around 39°C, feeling like 43°C due to expected conditions. Rain is expected today, with 0.9 mm of precipitation forecasted. Humidity is at 43% and atmospheric pressure stands at 1014 hPa.

Monday, 10 August

San Antonio is expected to see Rainy with temperatures around 39°C, feeling like 41°C due to strong winds. Rain is expected today, with 3.3 mm of precipitation forecasted. Humidity is at 46% and atmospheric pressure stands at 1014 hPa.

Tuesday, 11 August

San Antonio is expected to see Clear with temperatures around 38°C, feeling like 41°C due to expected conditions. Rain is expected today, with 5.4 mm of precipitation forecasted. Humidity is at 51% and atmospheric pressure stands at 1015 hPa.

Wednesday, 12 August

San Antonio is expected to see Rainy with temperatures around 40°C, feeling like 44°C due to expected conditions. Rain is expected today, with 2.4 mm of precipitation forecasted. Humidity is at 47% and atmospheric pressure stands at 1014 hPa.