Port Lavaca Weather Forecast 15 Days, Weather in Port Lavaca Today
Current weather conditions and 15 day weather forecast for Port Lavaca, 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 Port Lavaca
| 21 March 2026 Saturday 27.2 ° C / 81°F  Sunny |
Feels Like : 28.1 ° C / 82.5°F Humidity : % 59 Pressure : 1016 mb Wind Speed : 27.7 kmph / 17.2 miles from S  Visibility : 16 km Precipitation (rainfall) : 0 mm Cloud (%) : 0 |
15 day weather forecast for Port Lavaca, TX, USA
Weather Forecast for next 15 Days for Port Lavaca 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 Port Lavaca, 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 | |
|---|---|---|---|---|---|---|---|---|---|---|
| 21 March 2026 Saturday | Sunny |
17.9 ° C (64.2°F) |
28.6 ° C (83.5°F) |
21.9 ° C (71.4°F) |
% 78 | 0% | 1.9 | Sunrise:07:29 AM Sunset: 07:39 PM |
Moonrise:08:55 AM Moonset: 10:49 PM Moon Phase ( Waxing Crescent ) |
|
| 22 March 2026 Sunday |  Overcast |
17.7 ° C (63.9°F) |
26.7 ° C (80.1°F) |
21 ° C (69.8°F) |
% 83 | 0% | 2 | Sunrise:07:28 AM Sunset: 07:39 PM |
Moonrise:09:37 AM Moonset: 11:59 PM Moon Phase ( Waxing Crescent ) |
|
| 23 March 2026 Monday |  Partly Cloudy |
18.1 ° C (64.6°F) |
25.9 ° C (78.6°F) |
21.6 ° C (70.9°F) |
% 84 | 0% | 2.1 | Sunrise:07:27 AM Sunset: 07:40 PM |
Moonrise:10:25 AM Moonset: No moonset Moon Phase ( Waxing Crescent ) |
|
| 24 March 2026 Tuesday |  Mist |
19.5 ° C (67.1°F) |
26.7 ° C (80°F) |
22.2 ° C (72°F) |
% 81 | 0% | 2.1 | Sunrise:07:26 AM Sunset: 07:41 PM |
Moonrise:11:22 AM Moonset: 01:09 AM Moon Phase ( Waxing Crescent ) |
|
| 25 March 2026 Wednesday | Sunny |
19.5 ° C (67.1°F) |
26.4 ° C (79.5°F) |
22.3 ° C (72.1°F) |
% 81 | 0% | 0 | Sunrise:07:25 AM Sunset: 07:41 PM |
Moonrise:12:25 PM Moonset: 02:14 AM Moon Phase ( First Quarter ) |
|
| 26 March 2026 Thursday | Sunny |
19.2 ° C (66.5°F) |
26 ° C (78.9°F) |
21.9 ° C (71.4°F) |
% 82 | 0% | 6 | Sunrise:07:24 AM Sunset: 07:42 PM |
Moonrise:01:32 PM Moonset: 03:13 AM Moon Phase ( Waxing Gibbous ) |
|
| 27 March 2026 Friday | Sunny |
18.9 ° C (66°F) |
26.5 ° C (79.8°F) |
22.2 ° C (72°F) |
% 79 | 0% | 6 | Sunrise:07:22 AM Sunset: 07:42 PM |
Moonrise:02:38 PM Moonset: 04:02 AM Moon Phase ( Waxing Gibbous ) |
|
| 28 March 2026 Saturday |  Cloudy |
16.9 ° C (62.4°F) |
22.8 ° C (73°F) |
19.3 ° C (66.8°F) |
% 62 | 0% | 4 | Sunrise:07:21 AM Sunset: 07:43 PM |
Moonrise:03:44 PM Moonset: 04:45 AM Moon Phase ( Waxing Gibbous ) |
|
| 29 March 2026 Sunday | Partly Cloudy |
14.4 ° C (57.9°F) |
19.9 ° C (67.9°F) |
16.8 ° C (62.2°F) |
% 46 | 0% | 5 | Sunrise:07:20 AM Sunset: 07:43 PM |
Moonrise:04:46 PM Moonset: 05:21 AM Moon Phase ( Waxing Gibbous ) |
|
| 30 March 2026 Monday | Partly Cloudy |
15.4 ° C (59.7°F) |
22.8 ° C (73°F) |
19.6 ° C (67.3°F) |
% 67 | 0% | 5 | Sunrise:07:19 AM Sunset: 07:44 PM |
Moonrise:05:45 PM Moonset: 05:53 AM Moon Phase ( Waxing Gibbous ) |
|
| 31 March 2026 Tuesday |  Patchy rain nearby |
18.5 ° C (65.3°F) |
24.4 ° C (75.9°F) |
21.2 ° C (70.2°F) |
% 75 | 0% | 5 | Sunrise:07:18 AM Sunset: 07:44 PM |
Moonrise:06:43 PM Moonset: 06:23 AM Moon Phase ( Waxing Gibbous ) |
|
| 01 April 2026 Wednesday | Partly Cloudy |
19.9 ° C (67.8°F) |
24.7 ° C (76.5°F) |
22.2 ° C (71.9°F) |
% 70 | 0% | 6 | Sunrise:07:17 AM Sunset: 07:45 PM |
Moonrise:07:40 PM Moonset: 06:52 AM Moon Phase ( Waxing Gibbous ) |
|
| 02 April 2026 Thursday | Patchy rain nearby |
20.4 ° C (68.8°F) |
25.7 ° C (78.2°F) |
22.6 ° C (72.7°F) |
% 80 | 89% | 5 | Sunrise:07:15 AM Sunset: 07:45 PM |
Moonrise:08:35 PM Moonset: 07:21 AM Moon Phase ( Full Moon ) |
|
| 03 April 2026 Friday | Patchy rain nearby |
21 ° C (69.9°F) |
26.2 ° C (79.2°F) |
22.9 ° C (73.3°F) |
% 78 | 87% | 5 | Sunrise:07:14 AM Sunset: 07:46 PM |
Moonrise:09:33 PM Moonset: 07:51 AM Moon Phase ( Waning Gibbous ) |
|
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