Saint John the Baptist Parish, LA Weather Forecast
County weather hub
Mostly Sunny
Compare major city weather across Saint John the Baptist Parish, scan the latest forecast snapshots, and jump into local 7-day outlook pages from one hub.
Mostly sunny. High near 80, with temperatures falling to around 78 in the afternoon. East wind 5 to 15 mph.
County Weather Overview
This county weather page brings together forecast coverage for Saint John the Baptist 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 John the Baptist Parish.
Page Snapshot
- Page focus
- county weather
- Forecast window
- Apr 10 to Apr 15, 2026
- Latest sync
- Apr 9, 2026 4:19 PM CDT
- Forecast office
- LIX
- Source
- NOAA / NWS
Daily Outlook
This Week in Saint John the Baptist Parish
Wednesday looks like the warmest upcoming period in Saint John the Baptist Parish at 85 degrees F.
Friday Night is the coolest period ahead with temperatures near 62 degrees F.
The strongest winds are forecast for Friday at about 5 to 15 mph E.
The forecast from Apr 10 through Apr 15 stays mostly dry.
Forecast Details
- Last updated
- Apr 9, 2026 4:19 PM CDT
- Coverage
- 6 days
- Time zone
- America/Chicago
- Forecast office
- LIX
- Radar station
- KLIX
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
Partly cloudy, with a low around 62. East wind 5 to 10 mph.
Sunny, with a high near 81. East wind 5 to 10 mph.
Mostly clear, with a low around 63. Southeast wind 5 to 10 mph.
Mostly sunny, with a high near 83. Southeast wind 5 to 15 mph.
Partly cloudy, with a low around 66. Southeast wind 10 to 15 mph.
Partly sunny, with a high near 84. Southeast wind 10 to 15 mph.
Mostly clear, with a low around 67. Southeast wind 10 to 15 mph.
Sunny, with a high near 84. Southeast wind 10 to 15 mph.
Mostly clear, with a low around 67. Southeast wind 10 to 15 mph.
Mostly sunny, with a high near 85. Southeast wind 10 to 15 mph.
Partly cloudy, with a low around 67. South wind 5 to 15 mph.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Friday
Apr 10
|
Mostly Sunny
|
80°F |
5 to 15 mph
E
|
|
Friday Night
Apr 10
|
Partly Cloudy
|
62°F |
5 to 10 mph
E
|
|
Saturday
Apr 11
|
Sunny
|
81°F |
5 to 10 mph
E
|
|
Saturday Night
Apr 11
|
Mostly Clear
|
63°F |
5 to 10 mph
SE
|
|
Sunday
Apr 12
|
Mostly Sunny
|
83°F |
5 to 15 mph
SE
|
|
Sunday Night
Apr 12
|
Partly Cloudy
|
66°F |
10 to 15 mph
SE
|
|
Monday
Apr 13
|
Partly Sunny
|
84°F |
10 to 15 mph
SE
|
|
Monday Night
Apr 13
|
Mostly Clear
|
67°F |
10 to 15 mph
SE
|
|
Tuesday
Apr 14
|
Sunny
|
84°F |
10 to 15 mph
SE
|
|
Tuesday Night
Apr 14
|
Mostly Clear
|
67°F |
10 to 15 mph
SE
|
|
Wednesday
Apr 15
|
Mostly Sunny
|
85°F |
10 to 15 mph
SE
|
|
Wednesday Night
Apr 15
|
Partly Cloudy
|
67°F |
5 to 15 mph
S
|
Major City Forecasts
Live forecast snapshots for major cities across Saint John the Baptist Parish.
Coverage
Forecast coverage currently spans 3 of 3 mapped cities in Saint John the Baptist Parish.
Largest mapped city population in this region: 29,872.
