San Leon Weather Forecast 15 Days, Weather in San Leon Today
Current weather conditions and 15 day weather forecast for San Leon, 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 Leon
| 15 September 2026 Tuesday 30.3 ° C / 86.6°F  Sunny |
Feels Like : 36.6 ° C / 97.9°F Humidity : % 73 Pressure : 1015 mb Wind Speed : 19.1 kmph / 11.9 miles from SSE  Visibility : 10 km Precipitation (rainfall) : 0 mm Cloud (%) : 0 |
15 day weather forecast for San Leon, TX, USA
Weather Forecast for next 15 Days for San Leon 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 Leon, 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 | |
|---|---|---|---|---|---|---|---|---|---|---|
| 14 September 2026 Monday | Sunny |
29.6 ° C (85.2°F) |
30.3 ° C (86.6°F) |
30 ° C (86°F) |
% 75 | 57% | 9.4 | Sunrise:07:03 AM Sunset: 07:26 PM |
Moonrise:10:38 AM Moonset: 09:28 PM Moon Phase ( Waxing Crescent ) |
|
| 15 September 2026 Tuesday | Sunny |
29.7 ° C (85.4°F) |
30.1 ° C (86.2°F) |
29.9 ° C (85.8°F) |
% 75 | 17% | 9.6 | Sunrise:07:04 AM Sunset: 07:25 PM |
Moonrise:11:43 AM Moonset: 10:09 PM Moon Phase ( Waxing Crescent ) |
|
| 16 September 2026 Wednesday |  Patchy rain nearby |
29.1 ° C (84.3°F) |
29.9 ° C (85.8°F) |
29.6 ° C (85.3°F) |
% 73 | 67% | 8.8 | Sunrise:07:05 AM Sunset: 07:24 PM |
Moonrise:12:46 PM Moonset: 10:55 PM Moon Phase ( First Quarter ) |
|
| 17 September 2026 Thursday | Sunny |
28.8 ° C (83.9°F) |
29.7 ° C (85.4°F) |
29.4 ° C (84.9°F) |
% 74 | 74% | 7 | Sunrise:07:05 AM Sunset: 07:22 PM |
Moonrise:01:45 PM Moonset: 11:46 PM Moon Phase ( First Quarter ) |
|
| 18 September 2026 Friday | Sunny |
27.4 ° C (81.4°F) |
29.4 ° C (84.8°F) |
28.6 ° C (83.6°F) |
% 67 | 5% | 7 | Sunrise:07:06 AM Sunset: 07:21 PM |
Moonrise:02:39 PM Moonset: Does not set today Moon Phase ( First Quarter ) |
|
| 19 September 2026 Saturday | Sunny |
28 ° C (82.4°F) |
28.9 ° C (84.1°F) |
28.6 ° C (83.5°F) |
% 67 | 5% | 7 | Sunrise:07:06 AM Sunset: 07:20 PM |
Moonrise:03:27 PM Moonset: 12:40 AM Moon Phase ( First Quarter ) |
|
| 20 September 2026 Sunday | Sunny |
27.7 ° C (81.9°F) |
28.8 ° C (83.8°F) |
28.4 ° C (83.1°F) |
% 67 | 4% | 7 | Sunrise:07:07 AM Sunset: 07:19 PM |
Moonrise:04:08 PM Moonset: 01:36 AM Moon Phase ( Waxing Gibbous ) |
|
| 21 September 2026 Monday |  Light rain shower |
27.3 ° C (81.1°F) |
28.9 ° C (84°F) |
28.4 ° C (83.1°F) |
% 69 | 74% | 6 | Sunrise:07:07 AM Sunset: 07:17 PM |
Moonrise:04:45 PM Moonset: 02:33 AM Moon Phase ( Waxing Gibbous ) |
|
| 22 September 2026 Tuesday | Sunny |
27.8 ° C (82.1°F) |
28.7 ° C (83.7°F) |
28.4 ° C (83.1°F) |
% 72 | 66% | 7 | Sunrise:07:08 AM Sunset: 07:16 PM |
Moonrise:05:17 PM Moonset: 03:30 AM Moon Phase ( Waxing Gibbous ) |
|
| 23 September 2026 Wednesday | Patchy rain nearby |
27.3 ° C (81.2°F) |
28.6 ° C (83.5°F) |
28.2 ° C (82.7°F) |
% 75 | 75% | 7 | Sunrise:07:08 AM Sunset: 07:15 PM |
Moonrise:05:46 PM Moonset: 04:25 AM Moon Phase ( Waxing Gibbous ) |
|
| 24 September 2026 Thursday | Patchy rain nearby |
27.4 ° C (81.3°F) |
29.5 ° C (85.2°F) |
28.6 ° C (83.4°F) |
% 72 | 57% | 7 | Sunrise:07:09 AM Sunset: 07:14 PM |
Moonrise:06:13 PM Moonset: 05:19 AM Moon Phase ( Full Moon ) |
|
| 25 September 2026 Friday | Sunny |
27.9 ° C (82.2°F) |
29 ° C (84.1°F) |
28.5 ° C (83.3°F) |
% 75 | 57% | 7 | Sunrise:07:09 AM Sunset: 07:13 PM |
Moonrise:06:40 PM Moonset: 06:13 AM Moon Phase ( Full Moon ) |
|
| 26 September 2026 Saturday | Sunny |
27.6 ° C (81.7°F) |
28.4 ° C (83.1°F) |
28.1 ° C (82.6°F) |
% 75 | 72% | 7 | Sunrise:07:10 AM Sunset: 07:11 PM |
Moonrise:07:07 PM Moonset: 07:08 AM Moon Phase ( Full Moon ) |
|
| 27 September 2026 Sunday | Sunny |
27.1 ° C (80.8°F) |
29.3 ° C (84.7°F) |
28.2 ° C (82.7°F) |
% 71 | 6% | 7 | Sunrise:07:10 AM Sunset: 07:10 PM |
Moonrise:07:37 PM Moonset: 08:04 AM Moon Phase ( Waning Gibbous ) |
|
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