Leinster, LA Weather Forecast
Local 7-day forecast
Sunny
Track current conditions, temperature changes, wind, and the full daily outlook for Leinster, LA in one place.
Sunny, with a high near 97. Heat index values as high as 103. North wind 0 to 10 mph.
Local Weather Overview
This forecast page for Leinster, 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: Sep 22, 2026 11:33 PM CDT.
The active forecast window currently covers Sep 23 to Sep 29, 2026 for Leinster, LA.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Sep 23 to Sep 29, 2026
- Latest sync
- Sep 22, 2026 11:33 PM CDT
- Forecast office
- LCH
- Source
- NOAA / NWS
Daily Outlook
This Week in Leinster
Wednesday looks like the warmest upcoming period in Leinster at 97 degrees F.
Friday Night is the coolest period ahead with temperatures near 68 degrees F.
The strongest winds are forecast for Wednesday at about 0 to 10 mph N.
Precipitation is mentioned in 3 upcoming forecast periods.
Forecast Details
- Last updated
- Sep 22, 2026 11:33 PM CDT
- Coverage
- 7 days
- Time zone
- America/Chicago
- Forecast office
- LCH
- Radar station
- KPOE
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 71. Heat index values as high as 100. Northeast wind 5 to 10 mph.
Mostly sunny, with a high near 94. Heat index values as high as 97. North wind around 10 mph.
Partly cloudy, with a low around 69. Northeast wind 5 to 10 mph.
Mostly sunny, with a high near 94. Northeast wind around 5 mph.
Mostly cloudy, with a low around 68. East wind 0 to 5 mph.
Partly sunny, with a high near 93. Southeast wind around 0 mph.
Mostly cloudy, with a low around 68. South wind around 0 mph.
Partly sunny, with a high near 94.
Mostly cloudy, with a low around 68.
A slight chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 93. Chance of precipitation is 20%.
A slight chance of showers and thunderstorms before 7pm. Partly cloudy, with a low around 68. Chance of precipitation is 20%.
A slight chance of rain showers between 7am and 1pm, then a chance of showers and thunderstorms. Mostly sunny, with a high near 93.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Wednesday
Sep 23
|
Sunny
|
97°F |
0 to 10 mph
N
|
|
Wednesday Night
Sep 23
|
Mostly Clear
|
71°F |
5 to 10 mph
NE
|
|
Thursday
Sep 24
|
Mostly Sunny
|
94°F |
10 mph
N
|
|
Thursday Night
Sep 24
|
Partly Cloudy
|
69°F |
5 to 10 mph
NE
|
|
Friday
Sep 25
|
Mostly Sunny
|
94°F |
5 mph
NE
|
|
Friday Night
Sep 25
|
Mostly Cloudy
|
68°F |
0 to 5 mph
E
|
|
Saturday
Sep 26
|
Partly Sunny
|
93°F |
0 mph
|
|
Saturday Night
Sep 26
|
Mostly Cloudy
|
68°F |
0 mph
|
|
Sunday
Sep 27
|
Partly Sunny
|
94°F |
0 to 5 mph
S
|
|
Sunday Night
Sep 27
|
Mostly Cloudy
|
68°F |
0 mph
|
|
Monday
Sep 28
|
Mostly Sunny then Slight Chance Showers And Thunderstorms
|
93°F |
0 to 5 mph
SE
|
|
Monday Night
Sep 28
|
Slight Chance Showers And Thunderstorms then Partly Cloudy
|
68°F |
0 to 5 mph
SE
|
|
Tuesday
Sep 29
|
Chance Showers And Thunderstorms
|
93°F |
0 to 5 mph
SE
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Leinster.