San Antonio International Airport Weather Forecast 15 Days, Weather in SAT Today
Current weather conditions and 15 day weather forecast for San Antonio International Airport, Texas, USA including weather daily high/low temperature, warnings, chance of precipitation, pressure, humidity/wind chill, rain risk, wind speed, cloud, pressure, and UV index.
Current weather conditions at San Antonio International Airport
| 17 May 2026 Sunday 30.6 ° C / 87.1°F  Partly cloudy |
Feels Like : 32 ° C / 89.6°F Humidity : % 45 Pressure : 1009 mb Wind Speed : 24.1 kmph / 15 miles from SE  Visibility : 16 km Precipitation (rainfall) : 0 mm Cloud (%) : 75 |
15 day weather forecast for San Antonio International Airport, TX, USA
Weather Forecast for next 15 Days for San Antonio International Airport including weather warnings, temperature, rain, wind speed, cloud, snow, wind speed and wind direction, pressure and UV index.Here is weather for the next 15 days in San Antonio International Airport, Texas state, US. To see the daily forecast, scroll to the table below.
| Date | Weather forecast | Low temperature | High temperature | Avg. temperature | Humidity | Chance of rain | UV Index | Sun Position | Moon Position | |
|---|---|---|---|---|---|---|---|---|---|---|
| 16 May 2026 Saturday | Partly Cloudy |
20.1 ° C (68.2°F) |
33.8 ° C (92.8°F) |
25.8 ° C (78.5°F) |
% 69 | 0% | 11 | Sunrise:06:41 AM Sunset: 08:20 PM |
Moonrise:06:10 AM Moonset: 08:39 PM Moon Phase ( New Moon ) |
|
| 17 May 2026 Sunday |  Patchy rain nearby |
23.2 ° C (73.8°F) |
33.8 ° C (92.9°F) |
27 ° C (80.6°F) |
% 71 | 86% | 10 | Sunrise:06:40 AM Sunset: 08:21 PM |
Moonrise:07:02 AM Moonset: 09:53 PM Moon Phase ( Waxing Crescent ) |
|
| 18 May 2026 Monday | Patchy rain nearby |
24.1 ° C (75.3°F) |
35.3 ° C (95.6°F) |
28.2 ° C (82.8°F) |
% 69 | 86% | 10 | Sunrise:06:39 AM Sunset: 08:21 PM |
Moonrise:08:03 AM Moonset: 11:02 PM Moon Phase ( Waxing Crescent ) |
|
| 19 May 2026 Tuesday | Patchy rain nearby |
23.9 ° C (75°F) |
33.3 ° C (91.9°F) |
27.2 ° C (81°F) |
% 73 | 89% | 10 | Sunrise:06:39 AM Sunset: 08:22 PM |
Moonrise:09:12 AM Moonset: No moonset Moon Phase ( Waxing Crescent ) |
|
| 20 May 2026 Wednesday |  Heavy rain |
19.5 ° C (67.2°F) |
30.3 ° C (86.5°F) |
24.6 ° C (76.3°F) |
% 84 | 86% | 5 | Sunrise:06:38 AM Sunset: 08:22 PM |
Moonrise:10:23 AM Moonset: 12:01 AM Moon Phase ( Waxing Crescent ) |
|
| 21 May 2026 Thursday | Patchy rain nearby |
19.9 ° C (67.8°F) |
28.4 ° C (83.1°F) |
22 ° C (71.6°F) |
% 89 | 80% | 5 | Sunrise:06:38 AM Sunset: 08:23 PM |
Moonrise:11:33 AM Moonset: 12:50 AM Moon Phase ( Waxing Crescent ) |
|
| 22 May 2026 Friday | Patchy rain nearby |
19.9 ° C (67.9°F) |
32.5 ° C (90.5°F) |
25.4 ° C (77.6°F) |
% 73 | 88% | 6 | Sunrise:06:37 AM Sunset: 08:24 PM |
Moonrise:12:39 PM Moonset: 01:32 AM Moon Phase ( Waxing Crescent ) |
|
| 23 May 2026 Saturday |  Moderate rain |
20.4 ° C (68.8°F) |
32.4 ° C (90.3°F) |
24.9 ° C (76.8°F) |
% 77 | 81% | 5 | Sunrise:06:37 AM Sunset: 08:24 PM |
Moonrise:01:41 PM Moonset: 02:06 AM Moon Phase ( First Quarter ) |
|
| 24 May 2026 Sunday |  Sunny |
19 ° C (66.3°F) |
31.4 ° C (88.5°F) |
24.9 ° C (76.8°F) |
% 70 | 0% | 6 | Sunrise:06:37 AM Sunset: 08:25 PM |
Moonrise:02:40 PM Moonset: 02:37 AM Moon Phase ( Waxing Gibbous ) |
|
| 25 May 2026 Monday | Patchy rain nearby |
20.9 ° C (69.7°F) |
33.3 ° C (91.9°F) |
26.4 ° C (79.6°F) |
% 70 | 88% | 6 | Sunrise:06:36 AM Sunset: 08:25 PM |
Moonrise:03:37 PM Moonset: 03:05 AM Moon Phase ( Waxing Gibbous ) |
|
| 26 May 2026 Tuesday | Partly Cloudy |
22.1 ° C (71.9°F) |
33.4 ° C (92°F) |
27.1 ° C (80.8°F) |
% 67 | 0% | 7 | Sunrise:06:36 AM Sunset: 08:26 PM |
Moonrise:04:32 PM Moonset: 03:33 AM Moon Phase ( Waxing Gibbous ) |
|
| 27 May 2026 Wednesday | Sunny |
21.6 ° C (71°F) |
33.6 ° C (92.4°F) |
27.3 ° C (81.1°F) |
% 62 | 0% | 7 | Sunrise:06:35 AM Sunset: 08:27 PM |
Moonrise:05:28 PM Moonset: 04:01 AM Moon Phase ( Waxing Gibbous ) |
|
| 28 May 2026 Thursday | Partly Cloudy |
22.3 ° C (72.2°F) |
33.3 ° C (91.9°F) |
27.1 ° C (80.8°F) |
% 69 | 0% | 7 | Sunrise:06:35 AM Sunset: 08:27 PM |
Moonrise:06:24 PM Moonset: 04:31 AM Moon Phase ( Waxing Gibbous ) |
|
| 29 May 2026 Friday | Patchy rain nearby |
22.1 ° C (71.9°F) |
27 ° C (80.7°F) |
24.1 ° C (75.3°F) |
% 78 | 0% | 5 | Sunrise:06:35 AM Sunset: 08:28 PM |
Moonrise:07:22 PM Moonset: 05:05 AM Moon Phase ( Waxing Gibbous ) |
|
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