San Marcos Airport / Thompson Field Weather Forecast 15 Days, Weather in Today
Current weather conditions and 15 day weather forecast for San Marcos Airport / Thompson Field, 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 Marcos Airport / Thompson Field
| 26 September 2026 Saturday 28.2 ° C / 82.8°F  Overcast |
Feels Like : 26.7 ° C / 80.1°F Humidity : % 38 Pressure : 1016 mb Wind Speed : 12.2 kmph / 7.6 miles from E  Visibility : 10 km Precipitation (rainfall) : 0 mm Cloud (%) : 100 |
15 day weather forecast for San Marcos Airport / Thompson Field, TX, USA
Weather Forecast for next 15 Days for San Marcos Airport / Thompson Field 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 Marcos Airport / Thompson Field, 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 | |
|---|---|---|---|---|---|---|---|---|---|---|
| 25 September 2026 Friday | Overcast |
23.5 ° C (74.3°F) |
34.9 ° C (94.8°F) |
28.8 ° C (83.9°F) |
% 55 | 59% | 8.9 | Sunrise:07:21 AM Sunset: 07:25 PM |
Moonrise:06:52 PM Moonset: 06:26 AM Moon Phase ( Full Moon ) |
|
| 26 September 2026 Saturday | Overcast |
22.5 ° C (72.4°F) |
33.3 ° C (91.9°F) |
27.3 ° C (81.1°F) |
% 58 | 10% | 7.7 | Sunrise:07:22 AM Sunset: 07:23 PM |
Moonrise:07:20 PM Moonset: 07:21 AM Moon Phase ( Full Moon ) |
|
| 27 September 2026 Sunday | Overcast |
22.4 ° C (72.3°F) |
33.5 ° C (92.4°F) |
27.6 ° C (81.7°F) |
% 51 | 8% | 8.4 | Sunrise:07:22 AM Sunset: 07:22 PM |
Moonrise:07:49 PM Moonset: 08:17 AM Moon Phase ( Waning Gibbous ) |
|
| 28 September 2026 Monday | Overcast |
22.6 ° C (72.8°F) |
35 ° C (94.9°F) |
27.7 ° C (81.8°F) |
% 61 | 10% | 8.2 | Sunrise:07:23 AM Sunset: 07:21 PM |
Moonrise:08:21 PM Moonset: 09:16 AM Moon Phase ( Waning Gibbous ) |
|
| 29 September 2026 Tuesday | Overcast |
21.8 ° C (71.2°F) |
31.8 ° C (89.3°F) |
26.3 ° C (79.3°F) |
% 67 | 37% | 8.5 | Sunrise:07:24 AM Sunset: 07:20 PM |
Moonrise:08:58 PM Moonset: 10:17 AM Moon Phase ( Waning Gibbous ) |
|
| 30 September 2026 Wednesday |  Patchy rain nearby |
23.5 ° C (74.4°F) |
32 ° C (89.7°F) |
26.6 ° C (79.9°F) |
% 76 | 75% | 7 | Sunrise:07:24 AM Sunset: 07:18 PM |
Moonrise:09:41 PM Moonset: 11:21 AM Moon Phase ( Waning Gibbous ) |
|
| 01 October 2026 Thursday |  Light rain shower |
23.3 ° C (74°F) |
31.7 ° C (89.1°F) |
26.7 ° C (80°F) |
% 78 | 80% | 8 | Sunrise:07:25 AM Sunset: 07:17 PM |
Moonrise:10:33 PM Moonset: 12:25 PM Moon Phase ( Last Quarter ) |
|
| 02 October 2026 Friday | Patchy rain nearby |
23.3 ° C (74°F) |
30.5 ° C (86.9°F) |
26.4 ° C (79.5°F) |
% 79 | 74% | 8 | Sunrise:07:25 AM Sunset: 07:16 PM |
Moonrise:11:32 PM Moonset: 01:28 PM Moon Phase ( Last Quarter ) |
|
| 03 October 2026 Saturday | Patchy rain nearby |
22.6 ° C (72.7°F) |
30.5 ° C (86.8°F) |
26.3 ° C (79.4°F) |
% 77 | 25% | 8 | Sunrise:07:26 AM Sunset: 07:15 PM |
Moonrise:Does not rise today Moonset: 02:26 PM Moon Phase ( Last Quarter ) |
|
| 04 October 2026 Sunday |  Sunny |
23.3 ° C (73.9°F) |
31.8 ° C (89.3°F) |
27.2 ° C (80.9°F) |
% 71 | 6% | 8 | Sunrise:07:26 AM Sunset: 07:14 PM |
Moonrise:12:38 AM Moonset: 03:18 PM Moon Phase ( Last Quarter ) |
|
| 05 October 2026 Monday | Light rain shower |
19.9 ° C (67.8°F) |
30.9 ° C (87.7°F) |
24.5 ° C (76.1°F) |
% 74 | 82% | 7 | Sunrise:07:27 AM Sunset: 07:12 PM |
Moonrise:01:47 AM Moonset: 04:03 PM Moon Phase ( Waning Crescent ) |
|
| 06 October 2026 Tuesday | Light rain shower |
11.8 ° C (53.2°F) |
19 ° C (66.2°F) |
13.8 ° C (56.9°F) |
% 86 | 90% | 3 | Sunrise:07:28 AM Sunset: 07:11 PM |
Moonrise:02:57 AM Moonset: 04:43 PM Moon Phase ( Waning Crescent ) |
|
| 07 October 2026 Wednesday | Overcast |
11.9 ° C (53.4°F) |
21.6 ° C (70.9°F) |
17.3 ° C (63.1°F) |
% 52 | 57% | 5 | Sunrise:07:28 AM Sunset: 07:10 PM |
Moonrise:04:06 AM Moonset: 05:18 PM Moon Phase ( Waning Crescent ) |
|
| 08 October 2026 Thursday | Sunny |
17 ° C (62.7°F) |
28.1 ° C (82.5°F) |
21.8 ° C (71.3°F) |
% 40 | 3% | 7 | Sunrise:07:29 AM Sunset: 07:09 PM |
Moonrise:05:13 AM Moonset: 05:51 PM Moon Phase ( Waning Crescent ) |
|
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