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Chalmette LA Weather - Mostly Clear - 87°F
Mostly Clear
87°F
Updated 5:22 pm
Feels Like 91°F
Humidity 55%
Wind ENE 10 mph
Barometer  30.05 in
Dew Point 69°F
Chalmette LA Weather - Mostly Clear - 31°C
Mostly Clear
31°C
Updated 5:22 pm
Feels Like 33°C
Humidity 55%
Wind ENE 16 km/h
Barometer  101.8 kPa
Dew Point 21°C
Chalmette, LA Weather and Current Conditionschalmette la weather forecast

Chalmette, LA Weather Forecast

Chalmette Louisiana WeatherChalmette, Louisiana Weather Weather Forecast
14 day API forecast for Chalmette, Louisiana. Note. The 7-day weather forecast for Chalmette, LA is the most reliable and accurate forecast. This model should only be used as a likely scenario. It is difficult to predict weather more than 7 days in advance.
Chalmette, LA Weather Forecast Dated: 522 PM Fri Sep 18 2026
Expect a hot stretch with a mix of sun and clouds and mostly dry weather over the coming period. moderate humidity and no major pressure swings will dominate.

Friday, September 18, 2026

Mid-Morning
Chalmette Weather - 2026-09-18 - Morning - Sunny
82°F 28°C
Sunny
Mid-Afternoon
Chalmette Weather - 2026-09-18 - Afternoon - Sunny
90°F 32°C
Sunny
Early-Evening
Chalmette Weather - 2026-09-18 - Evening - Sunny
84°F 29°C
Sunny
Sizzling hot near 90°F 32°C with a heat index reaching 95°F 35°C, sunny throughout the day, with steady humidity and steady pressure. Winds turning from the ENE to the SE at 10 mph 15 km/h.

Saturday, September 19, 2026

Mid-Morning
Chalmette Weather - 2026-09-19 - Morning - Sunny
83°F 28°C
Sunny
Mid-Afternoon
Chalmette Weather - 2026-09-19 - Afternoon - Sunny
93°F 34°C
Sunny
Early-Evening
Chalmette Weather - 2026-09-19 - Evening - Sunny
88°F 31°C
Sunny
Hot and sweltering around 93°F 34°C (heat index 96°F 36°C), sunny throughout the day, with lower humidity and steady pressure. Winds switching from the NNE to the S at 7 mph 11 km/h.

Sunday, September 20, 2026

Mid-Morning
Chalmette Weather - 2026-09-20 - Morning - Sunny
84°F 29°C
Sunny
Mid-Afternoon
Chalmette Weather - 2026-09-20 - Afternoon - Scattered Showers
94°F 35°C
Scattered Showers
Early-Evening
Chalmette Weather - 2026-09-20 - Evening - Partly Cloudy
89°F 32°C
Partly Cloudy
Very hot with a high of 94°F 35°C, feeling closer to 98°F 37°C in the humidity, locally heavy downpours at times, with lower humidity and steady pressure.

Monday, September 21, 2026

Mid-Morning
Chalmette Weather - 2026-09-21 - Morning - Sunny
84°F 29°C
Sunny
Mid-Afternoon
Chalmette Weather - 2026-09-21 - Afternoon - Cloudy
92°F 34°C
Cloudy
Early-Evening
Chalmette Weather - 2026-09-21 - Evening - Partly Cloudy
86°F 30°C
Partly Cloudy
Sizzling hot near 92°F 34°C with a heat index reaching 98°F 37°C, sunny in the morning, becoming cloudy through the afternoon and evening, with steady humidity and steady pressure. Winds moving from the N to the SE at 9 mph 13 km/h.

Tuesday, September 22, 2026

Mid-Morning
Chalmette Weather - 2026-09-22 - Morning - Sunny
83°F 28°C
Sunny
Mid-Afternoon
Chalmette Weather - 2026-09-22 - Afternoon - Sunny
92°F 33°C
Sunny
Early-Evening
Chalmette Weather - 2026-09-22 - Evening - Cloudy
86°F 30°C
Cloudy
Hot and sweltering around 92°F 33°C (heat index 97°F 36°C), partly cloudy in the morning, sunny in the afternoon, and cloudy this evening, with steady humidity and steady pressure. Winds swinging from the E to the SSE at 9 mph 13 km/h.

Wednesday, September 23, 2026

Mid-Morning
Chalmette Weather - 2026-09-23 - Morning - Sunny
83°F 28°C
Sunny
Mid-Afternoon
Chalmette Weather - 2026-09-23 - Afternoon - Sunny
92°F 33°C
Sunny
Early-Evening
Chalmette Weather - 2026-09-23 - Evening - Scattered Showers
87°F 31°C
Scattered Showers
Very hot with a high of 92°F 33°C, feeling closer to 98°F 36°C in the humidity, locally heavy downpours at times, with lower humidity and steady pressure.

Thursday, September 24, 2026

Mid-Morning
Chalmette Weather - 2026-09-24 - Morning - Scattered Showers
84°F 29°C
Scattered Showers
Mid-Afternoon
Chalmette Weather - 2026-09-24 - Afternoon - Cloudy
94°F 34°C
Cloudy
Early-Evening
Chalmette Weather - 2026-09-24 - Evening - Overcast
88°F 31°C
Overcast
Sizzling hot near 94°F 34°C with a heat index reaching 97°F 36°C, periods of heavy rain and gusty conditions, with lower humidity and steady pressure.

Friday, September 25, 2026

Mid-Morning
Chalmette Weather - 2026-09-25 - Morning - Sunny
82°F 28°C
Sunny
Mid-Afternoon
Chalmette Weather - 2026-09-25 - Afternoon - Sunny
92°F 34°C
Sunny
Early-Evening
Chalmette Weather - 2026-09-25 - Evening - Sunny
86°F 31°C
Sunny
Hot and sweltering around 92°F 34°C (heat index 95°F 35°C), sunny throughout the day, with lower humidity and steady pressure. Winds shifting from the NE to the NNE at 11 mph 17 km/h. Gusts up to 21 mph 33 km/h.

Saturday, September 26, 2026

Mid-Morning
Chalmette Weather - 2026-09-26 - Morning - Overcast
84°F 29°C
Overcast
Mid-Afternoon
Chalmette Weather - 2026-09-26 - Afternoon - Overcast
91°F 33°C
Overcast
Early-Evening
Chalmette Weather - 2026-09-26 - Evening - Sunny
84°F 29°C
Sunny
Very hot with a high of 91°F 33°C, feeling closer to 94°F 34°C in the humidity, partly cloudy through the afternoon, turning cloudy this evening, with steady humidity and barometric pressure falling.

Sunday, September 27, 2026

Mid-Morning
Chalmette Weather - 2026-09-27 - Morning - Partly Cloudy
80°F 27°C
Partly Cloudy
Mid-Afternoon
Chalmette Weather - 2026-09-27 - Afternoon - Sunny
87°F 31°C
Sunny
Early-Evening
Chalmette Weather - 2026-09-27 - Evening - Cloudy
83°F 29°C
Cloudy
Warm and summery around 87°F 31°C (feels like 92°F 33°C), overcast in the morning, cloudy in the afternoon, and overcast this evening, with steady humidity and steady pressure. Winds turning from the ENE to the E at 14 mph 22 km/h. Gusts up to 23 mph 37 km/h.

Monday, September 28, 2026

Mid-Morning
Chalmette Weather - 2026-09-28 - Morning - Overcast
79°F 26°C
Overcast
Mid-Afternoon
Chalmette Weather - 2026-09-28 - Afternoon - Overcast
84°F 29°C
Overcast
Early-Evening
Chalmette Weather - 2026-09-28 - Evening - Overcast
82°F 28°C
Overcast
Quite warm reaching 84°F 29°C, feeling like 87°F 31°C during peak afternoon, overcast throughout the day, with steady humidity and barometric pressure falling. Winds switching from the ENE to the NNE at 17 mph 27 km/h. Gusts up to 30 mph 49 km/h.

Tuesday, September 29, 2026

Mid-Morning
Chalmette Weather - 2026-09-29 - Morning - Scattered Showers
78°F 25°C
Scattered Showers
Mid-Afternoon
Chalmette Weather - 2026-09-29 - Afternoon - Overcast
87°F 31°C
Overcast
Early-Evening
Chalmette Weather - 2026-09-29 - Evening - Overcast
85°F 30°C
Overcast
Very warm near 87°F 31°C, though humidity makes it feel like 91°F 33°C, locally heavy downpours at times, with steady humidity and steady pressure. Winds tapering down from NNW 21 mph 33 km/h to NNW 13 mph 20 km/h. Gusts up to 22 mph 35 km/h.

Wednesday, September 30, 2026

Mid-Morning
Chalmette Weather - 2026-09-30 - Morning - Sunny
80°F 27°C
Sunny
Mid-Afternoon
Chalmette Weather - 2026-09-30 - Afternoon - Sunny
92°F 33°C
Sunny
Early-Evening
Chalmette Weather - 2026-09-30 - Evening - Sunny
89°F 32°C
Sunny
Sizzling hot near 92°F 33°C with a heat index reaching 98°F 37°C, sunny throughout the day, with lower humidity and steady pressure. Winds swinging from the NW to the S at 8 mph 13 km/h.

Thursday, October 1, 2026

Mid-Morning
Chalmette Weather - 2026-10-01 - Morning - Sunny
84°F 29°C
Sunny
Mid-Afternoon
Chalmette Weather - 2026-10-01 - Afternoon - Sunny
95°F 35°C
Sunny
Early-Evening
Chalmette Weather - 2026-10-01 - Evening - Sunny
90°F 32°C
Sunny
Hot and sweltering around 95°F 35°C (heat index 99°F 37°C), sunny through the afternoon, turning partly cloudy this evening, with lower humidity and steady pressure.

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Weather by the Numbers

Fri, 18th
Chalmette LA Weather - Friday, Sep 18, 2026 - Sunny
Hi: 90°F 32°C
Lo: 76°F 24°C
Sunrise 06:46 AM
Sunset 07:01 PM
Wind ENE 10 mph15 km/h
Dew Point 66°F19°C
uv Index 8
Barometric Pressure 30.12 in1020 mb
POP 1% *
Humidity 48%
Sat, 19th
Chalmette LA Weather - Saturday, Sep 19, 2026 - Sunny
Hi: 93°F 34°C
Lo: 77°F 25°C
Sunrise 06:46 AM
Sunset 07:00 PM
Wind NNE 5 mph8 km/h
Dew Point 66°F19°C
uv Index 8
Barometric Pressure 30 in1016 mb
POP 1% *
Humidity 45%
Sun, 20th
Chalmette LA Weather - Sunday, Sep 20, 2026 - Sunny
Hi: 94°F 35°C
Lo: 79°F 26°C
Sunrise 06:47 AM
Sunset 06:59 PM
Wind N 6 mph9 km/h
Dew Point 67°F20°C
uv Index 8
Barometric Pressure 29.94 in1014 mb
POP 1% *
Humidity 47%
Mon, 21st
Chalmette LA Weather - Monday, Sep 21, 2026 - Light Rain Shower
Hi: 92°F 34°C
Lo: 80°F 27°C
Sunrise 06:48 AM
Sunset 06:57 PM
Wind NNE 5 mph9 km/h
Dew Point 71°F22°C
uv Index 8
Barometric Pressure 29.94 in1014 mb
POP 57% *
Humidity 58%
Tue, 22nd
Chalmette LA Weather - Tuesday, Sep 22, 2026 - Sunny
Hi: 92°F 33°C
Lo: 78°F 26°C
Sunrise 06:48 AM
Sunset 06:56 PM
Wind ENE 7 mph11 km/h
Dew Point 69°F21°C
uv Index 8
Barometric Pressure 29.94 in1014 mb
POP 3% *
Humidity 50%
Wed, 23rd
Chalmette LA Weather - Wednesday, Sep 23, 2026 - Sunny
Hi: 93°F 34°C
Lo: 79°F 26°C
Sunrise 06:49 AM
Sunset 06:55 PM
Wind NNE 6 mph9 km/h
Dew Point 69°F21°C
uv Index 8
Barometric Pressure 30 in1016 mb
POP 2% *
Humidity 52%
Thu, 24th
Chalmette LA Weather - Thursday, Sep 24, 2026 - Partly Cloudy
Hi: 94°F 35°C
Lo: 80°F 27°C
Sunrise 06:49 AM
Sunset 06:54 PM
Wind NNE 6 mph9 km/h
Dew Point 67°F20°C
uv Index 8
Barometric Pressure 30.03 in1017 mb
POP 6% *
Humidity 47%
Fri, 25th
Chalmette LA Weather - Friday, Sep 25, 2026 - Sunny
Hi: 93°F 34°C
Lo: 80°F 27°C
Sunrise 06:50 AM
Sunset 06:52 PM
Wind NNE 9 mph15 km/h
Dew Point 65°F18°C
uv Index 8
Barometric Pressure 30 in1016 mb
POP 1% *
Humidity 46%
Sat, 26th
Chalmette LA Weather - Saturday, Sep 26, 2026 - Sunny
Hi: 91°F 33°C
Lo: 77°F 25°C
Sunrise 06:50 AM
Sunset 06:51 PM
Wind NNE 6 mph10 km/h
Dew Point 66°F19°C
uv Index 8
Barometric Pressure 30.03 in1017 mb
POP 6% *
Humidity 47%
Sun, 27th
Chalmette LA Weather - Sunday, Sep 27, 2026 - Overcast
Hi: 87°F 31°C
Lo: 77°F 25°C
Sunrise 06:51 AM
Sunset 06:50 PM
Wind E 16 mph26 km/h
Dew Point 69°F21°C
uv Index 6
Barometric Pressure 29.85 in1011 mb
POP 6% *
Humidity 60%
Mon, 28th
Chalmette LA Weather - Monday, Sep 28, 2026 - Cloudy
Hi: 84°F 29°C
Lo: 77°F 25°C
Sunrise 06:51 AM
Sunset 06:49 PM
Wind ENE 15 mph23 km/h
Dew Point 66°F19°C
uv Index 6
Barometric Pressure 29.71 in1006 mb
POP 12% *
Humidity 58%
Tue, 29th
Chalmette LA Weather - Tuesday, Sep 29, 2026 - Overcast
Hi: 88°F 31°C
Lo: 76°F 25°C
Sunrise 06:52 AM
Sunset 06:47 PM
Wind NNW 19 mph31 km/h
Dew Point 65°F19°C
uv Index 6
Barometric Pressure 29.53 in1000 mb
POP 13% *
Humidity 55%
Wed, 30th
Chalmette LA Weather - Wednesday, Sep 30, 2026 - Sunny
Hi: 94°F 34°C
Lo: 77°F 25°C
Sunrise 06:53 AM
Sunset 06:46 PM
Wind NW 11 mph18 km/h
Dew Point 69°F20°C
uv Index 8
Barometric Pressure 29.71 in1006 mb
POP 3% *
Humidity 57%
Thu, 1st
Chalmette LA Weather - Thursday, Oct 1, 2026 - Sunny
Hi: 96°F 35°C
Lo: 79°F 26°C
Sunrise 06:53 AM
Sunset 06:45 PM
Wind SW 7 mph12 km/h
Dew Point 67°F20°C
uv Index 8
Barometric Pressure 29.8 in1009 mb
POP 1% *
Humidity 47%
* POP = Probability of Precipitation. Data for 12:00 PM.