Mermentau Weather Forecast 15 Days, Weather in Mermentau Today
Current weather conditions and 15 day weather forecast for Mermentau, Louisiana, 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 Mermentau
| 31 October 2026 Saturday 20.1 ° C / 68.1°F  Light rain shower |
Feels Like : 21.3 ° C / 70.3°F Humidity : % 94 Pressure : 1018 mb Wind Speed : 11.2 kmph / 6.9 miles from E  Visibility : 10 km Precipitation (rainfall) : 0.41 mm Cloud (%) : 100 |
15 day weather forecast for Mermentau, LA, USA
Weather Forecast for next 15 Days for Mermentau 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 Mermentau, Louisiana 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 | |
|---|---|---|---|---|---|---|---|---|---|---|
| 31 October 2026 Saturday | Light rain shower |
19.4 ° C (66.9°F) |
27.3 ° C (81.2°F) |
22.3 ° C (72.2°F) |
% 86 | 85% | 4.4 | Sunrise:07:23 AM Sunset: 06:24 PM |
Moonrise:11:16 PM Moonset: 12:54 PM Moon Phase ( Last Quarter ) |
|
| 01 November 2026 Sunday |  Overcast |
19.9 ° C (67.9°F) |
29.6 ° C (85.4°F) |
24.1 ° C (75.3°F) |
% 77 | 32% | 5.3 | Sunrise:06:24 AM Sunset: 05:23 PM |
Moonrise:Does not rise today Moonset: 12:40 PM Moon Phase ( Last Quarter ) |
|
| 02 November 2026 Monday |  Patchy rain nearby |
18.5 ° C (65.4°F) |
28.6 ° C (83.4°F) |
23.1 ° C (73.5°F) |
% 82 | 34% | 4.9 | Sunrise:06:25 AM Sunset: 05:22 PM |
Moonrise:Does not rise today Moonset: 01:20 PM Moon Phase ( Last Quarter ) |
|
| 03 November 2026 Tuesday | Light rain shower |
19.4 ° C (66.9°F) |
27.8 ° C (82°F) |
23.4 ° C (74.1°F) |
% 85 | 86% | 4.9 | Sunrise:06:26 AM Sunset: 05:21 PM |
Moonrise:12:32 AM Moonset: 01:56 PM Moon Phase ( Waning Crescent ) |
|
| 04 November 2026 Wednesday |  Sunny |
17.1 ° C (62.8°F) |
25.5 ° C (77.9°F) |
20.4 ° C (68.7°F) |
% 77 | 74% | 6 | Sunrise:06:26 AM Sunset: 05:20 PM |
Moonrise:01:38 AM Moonset: 02:28 PM Moon Phase ( Waning Crescent ) |
|
| 05 November 2026 Thursday |  Partly Cloudy |
14.8 ° C (58.7°F) |
24.2 ° C (75.6°F) |
19.5 ° C (67°F) |
% 77 | 10% | 6 | Sunrise:06:27 AM Sunset: 05:20 PM |
Moonrise:02:43 AM Moonset: 03:00 PM Moon Phase ( Waning Crescent ) |
|
| 06 November 2026 Friday | Partly Cloudy |
15.9 ° C (60.6°F) |
25.7 ° C (78.3°F) |
20.6 ° C (69°F) |
% 76 | 11% | 7 | Sunrise:06:28 AM Sunset: 05:19 PM |
Moonrise:03:47 AM Moonset: 03:32 PM Moon Phase ( Waning Crescent ) |
|
| 07 November 2026 Saturday | Partly Cloudy |
17.1 ° C (62.7°F) |
25.4 ° C (77.6°F) |
20.4 ° C (68.8°F) |
% 74 | 13% | 7 | Sunrise:06:29 AM Sunset: 05:18 PM |
Moonrise:04:51 AM Moonset: 04:06 PM Moon Phase ( New Moon ) |
|
| 08 November 2026 Sunday | Overcast |
16.3 ° C (61.4°F) |
24 ° C (75.2°F) |
19.9 ° C (67.8°F) |
% 71 | 19% | 5 | Sunrise:06:30 AM Sunset: 05:18 PM |
Moonrise:05:57 AM Moonset: 04:43 PM Moon Phase ( New Moon ) |
|
| 09 November 2026 Monday | Patchy rain nearby |
14.8 ° C (58.6°F) |
20.9 ° C (69.7°F) |
17.9 ° C (64.3°F) |
% 59 | 36% | 5 | Sunrise:06:30 AM Sunset: 05:17 PM |
Moonrise:07:02 AM Moonset: 05:26 PM Moon Phase ( New Moon ) |
|
| 10 November 2026 Tuesday | Sunny |
11.8 ° C (53.3°F) |
21.3 ° C (70.3°F) |
16.2 ° C (61.2°F) |
% 62 | 4% | 6 | Sunrise:06:31 AM Sunset: 05:16 PM |
Moonrise:08:07 AM Moonset: 06:13 PM Moon Phase ( New Moon ) |
|
| 11 November 2026 Wednesday | Sunny |
10.7 ° C (51.2°F) |
21.5 ° C (70.7°F) |
15.8 ° C (60.5°F) |
% 65 | 4% | 6 | Sunrise:06:32 AM Sunset: 05:16 PM |
Moonrise:09:07 AM Moonset: 07:06 PM Moon Phase ( Waxing Crescent ) |
|
| 12 November 2026 Thursday | Partly Cloudy |
10.9 ° C (51.6°F) |
23 ° C (73.4°F) |
16.6 ° C (62°F) |
% 66 | 6% | 6 | Sunrise:06:33 AM Sunset: 05:15 PM |
Moonrise:10:02 AM Moonset: 08:02 PM Moon Phase ( Waxing Crescent ) |
|
| 13 November 2026 Friday | Partly Cloudy |
12.4 ° C (54.2°F) |
22.7 ° C (72.9°F) |
17.1 ° C (62.8°F) |
% 69 | 8% | 6 | Sunrise:06:34 AM Sunset: 05:15 PM |
Moonrise:10:49 AM Moonset: 09:00 PM Moon Phase ( Waxing Crescent ) |
|
Add a link to your web page; copy and paste this html to your web page