Saint Martin Parish, LA Weather Forecast
County weather hub
Sunny
Compare major city weather across Saint Martin Parish, scan the latest forecast snapshots, and jump into local 7-day outlook pages from one hub.
Sunny, with a high near 90. Southeast wind 5 to 10 mph.
County Weather Overview
This county weather page brings together forecast coverage for Saint Martin Parish so visitors can compare temperatures, wind, and conditions across the region without hopping between unrelated pages.
Current forecast coverage spans 3 of 3 mapped cities in Saint Martin Parish.
Page Snapshot
- Page focus
- county weather
- Forecast window
- Oct 13 to Oct 18, 2026
- Latest sync
- Oct 12, 2026 1:24 PM CDT
- Forecast office
- LCH
- Source
- NOAA / NWS
Daily Outlook
This Week in Saint Martin Parish
Tuesday looks like the warmest upcoming period in Saint Martin Parish at 90 degrees F.
Saturday Night is the coolest period ahead with temperatures near 56 degrees F.
The strongest winds are forecast for Friday Night at about 15 to 20 mph N.
Precipitation is mentioned in 2 upcoming forecast periods.
Forecast Details
- Last updated
- Oct 12, 2026 1:24 PM CDT
- Coverage
- 6 days
- Time zone
- America/Chicago
- Forecast office
- LCH
- Radar station
- KLCH
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
Clear, with a low around 66. South wind 0 to 5 mph.
Sunny, with a high near 90. Southeast wind 0 to 5 mph.
Clear, with a low around 65. Southeast wind 0 to 5 mph.
Sunny, with a high near 90. East wind 0 to 5 mph.
Mostly clear, with a low around 67. East wind 0 to 5 mph.
A slight chance of rain showers after 1pm. Sunny, with a high near 89. North wind 0 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.
A slight chance of rain showers before 7pm. Mostly clear, with a low around 61. Chance of precipitation is 20%.
Sunny, with a high near 77.
Mostly clear, with a low around 56.
Sunny, with a high near 80.
Mostly clear, with a low around 61.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Tuesday
Oct 13
|
Sunny
|
90°F |
5 to 10 mph
SE
|
|
Tuesday Night
Oct 13
|
Clear
|
66°F |
0 to 5 mph
S
|
|
Wednesday
Oct 14
|
Sunny
|
90°F |
0 to 5 mph
SE
|
|
Wednesday Night
Oct 14
|
Clear
|
65°F |
0 to 5 mph
SE
|
|
Thursday
Oct 15
|
Sunny
|
90°F |
0 to 5 mph
E
|
|
Thursday Night
Oct 15
|
Mostly Clear
|
67°F |
0 to 5 mph
E
|
|
Friday
Oct 16
|
Sunny then Slight Chance Rain Showers
|
89°F |
0 to 15 mph
N
|
|
Friday Night
Oct 16
|
Slight Chance Rain Showers then Mostly Clear
|
61°F |
15 to 20 mph
N
|
|
Saturday
Oct 17
|
Sunny
|
77°F |
15 to 20 mph
NE
|
|
Saturday Night
Oct 17
|
Mostly Clear
|
56°F |
10 to 15 mph
NE
|
|
Sunday
Oct 18
|
Sunny
|
80°F |
10 to 15 mph
NE
|
|
Sunday Night
Oct 18
|
Mostly Clear
|
61°F |
5 to 10 mph
E
|
Major City Forecasts
Live forecast snapshots for major cities across Saint Martin Parish.
Coverage
Forecast coverage currently spans 3 of 3 mapped cities in Saint Martin Parish.
Largest mapped city population in this region: 8,047.
