What is today's weather forecast for Hahnville, LA?

Today's forecast for Hahnville shows a high of 79 degrees and a low of 67 degrees Fahrenheit. Widespread dense fog, mainly before 9am.

What is the 7-day weather forecast for Hahnville, LA?

The 7-day forecast for Hahnville shows highs from 76 to 82 degrees and lows from 62 to 67 degrees Fahrenheit. Expect precipitation on 5 days with chances of 20% or higher.

Will it rain in Hahnville, LA this week?

Yes, rain is possible in Hahnville this week. Precipitation chances: Thursday (50% chance), Friday (60% chance), Monday (50% chance), Tuesday (50% chance), Wednesday (50% chance).

How accurate is the Hahnville weather forecast?

WeatherForYou provides highly accurate Hahnville forecasts using National Weather Service data and current conditions from the nearest available weather stations, often miles closer than regional airports, for the most precise local forecasts.

Hahnville, LA Weather Forecast and Current Conditions

Current Conditions From Nearby Local Station

Switch to Metric Units

70°F
Feels Like 70°F

Humidity 92% Dew Point 68°F Wind E 1 MPH Gusts 5 Barometer 30.14 in.765.6 mm

Solar Rad 323 w/m²

Report from a MADIS/MESONET weather station 0.9 miles SSE of central Hahnville
at 8:40 AM Thu, Nov 20, 2025

Point Forecast at a Glance

ThuNov 20

FriNov 21

60%

SatNov 22

SunNov 23

MonNov 24

50%

TueNov 25

50%

WedNov 26

50%

7-Day Temperature Trend

Week Ahead Summary

High temperatures remain relatively stable through the week, ranging from 76°F to 82°F. Unsettled weather expected with rain likely on at least 5 days.

Climate Context

This week's forecast shows temperatures running 9°F above the historical average for November. Normal highs for this period are around 71°F with lows around 52°F.

This Date in Weather History

1869 - A second great windstorm in three days struck Vermont and New York blowing railroad trains off their tracks.

Hahnville, LA 7 Day Weather Forecast Details

Thursday Nov 20

Day: Widespread dense fog, mainly before 9am. Otherwise, cloudy through mid morning, then becoming mostly sunny, with a high near 79. Southeast wind around 5 mph.

Night: A 50 percent chance of showers, mainly after 4am. Mostly cloudy, with a low around 67. Southeast wind around 5 mph. New precipitation amounts of less than a tenth of an inch possible.

Friday Nov 21

Day: Showers likely and possibly a thunderstorm before noon, then a chance of showers and thunderstorms between noon and 3pm, then a chance of showers after 3pm. Patchy fog before 11am. Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 82. South wind 5 to 10 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

Night: Partly cloudy, with a low around 67. South wind around 5 mph becoming calm in the evening.

Saturday Nov 22

Day: Mostly sunny, with a high near 82. Calm wind becoming west around 5 mph.

Night: Partly cloudy, with a low around 65. South wind around 5 mph becoming calm.

Sunday Nov 23

Day: Partly sunny, with a high near 80. North wind around 5 mph becoming southeast in the afternoon.

Night: Partly cloudy, with a low around 64. Southeast wind around 5 mph.

Monday Nov 24

Day: A slight chance of showers after noon. Partly sunny, with a high near 80. South wind 5 to 10 mph.

Night: A slight chance of showers, then a chance of showers and thunderstorms after midnight. Mostly cloudy, with a low around 66. Southeast wind around 5 mph.

Tuesday Nov 25

Day: A chance of showers and thunderstorms. Mostly sunny, with a high near 79. Southwest wind 5 to 10 mph.

Night: A slight chance of showers. Partly cloudy, with a low around 62. Southwest wind around 5 mph becoming north after midnight.

Wednesday Nov 26

Day: A slight chance of showers. Mostly sunny, with a high near 76. North wind around 5 mph becoming northeast in the afternoon.

About Hahnville, LA

Hahnville is a census-designated place (CDP) in and the parish seat of St. Charles Parish, Louisiana, United States. The population was 2,792 at the 2000 census and 2,959 in 2020. It was founded by former governor Michael Hahn.

Content from Wikipedia, licensed under CC BY-SA 3.0.

How We Provide Better Local Weather

Current conditions: We use the nearest available station to your location - including professional MESONET/MADIS and local weather stations - often miles closer than regional airports.

Forecasts: National Weather Service point forecasts predict for your specific area, not broad regional zones, making them far more relevant to your location.

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