Saint John, LA Weather Forecast
Local 7-day forecast
Mostly Sunny
Track current conditions, temperature changes, wind, and the full daily outlook for Saint John, LA in one place.
Mostly sunny, with a high near 79. North wind 0 to 5 mph.
Local Weather Overview
This forecast page for Saint John, LA is designed for quick trip planning, giving you a clean read on daytime highs, overnight lows, and changing conditions across the upcoming forecast window. Latest sync: Nov 4, 2026 8:37 PM CST.
The active forecast window currently covers Nov 6 to Nov 11, 2026 for Saint John, LA.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Nov 6 to Nov 11, 2026
- Latest sync
- Nov 4, 2026 8:37 PM CST
- Forecast office
- LCH
- Source
- NOAA / NWS
Daily Outlook
This Week in Saint John
Friday looks like the warmest upcoming period in Saint John at 79 degrees F.
Sunday Night is the coolest period ahead with temperatures near 44 degrees F.
The strongest winds are forecast for Saturday Night at about 10 to 15 mph N.
The forecast from Nov 6 through Nov 11 stays mostly dry.
Forecast Details
- Last updated
- Nov 4, 2026 8:37 PM CST
- 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
Mostly clear, with a low around 54. North wind 5 to 10 mph.
Mostly sunny, with a high near 75. Northeast wind around 10 mph.
Mostly cloudy, with a low around 47. North wind 10 to 15 mph, with gusts as high as 20 mph.
Partly sunny, with a high near 67. North wind around 10 mph.
Mostly cloudy, with a low around 44. North wind around 5 mph.
Mostly sunny, with a high near 70.
Partly cloudy, with a low around 45.
Mostly sunny, with a high near 73.
Mostly clear, with a low around 47.
Mostly sunny, with a high near 75.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Friday
Nov 6
|
Mostly Sunny
|
79°F |
0 to 5 mph
N
|
|
Friday Night
Nov 6
|
Mostly Clear
|
54°F |
5 to 10 mph
N
|
|
Saturday
Nov 7
|
Mostly Sunny
|
75°F |
10 mph
NE
|
|
Saturday Night
Nov 7
|
Mostly Cloudy
|
47°F |
10 to 15 mph
N
|
|
Sunday
Nov 8
|
Partly Sunny
|
67°F |
10 mph
N
|
|
Sunday Night
Nov 8
|
Mostly Cloudy
|
44°F |
5 mph
N
|
|
Monday
Nov 9
|
Mostly Sunny
|
70°F |
5 mph
N
|
|
Monday Night
Nov 9
|
Partly Cloudy
|
45°F |
0 to 5 mph
N
|
|
Tuesday
Nov 10
|
Mostly Sunny
|
73°F |
5 mph
N
|
|
Tuesday Night
Nov 10
|
Mostly Clear
|
47°F |
0 mph
|
|
Veterans Day
Nov 11
|
Mostly Sunny
|
75°F |
0 to 5 mph
N
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Saint John.