Jefferson, LA Weather


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The most pleasant months of the year for Jefferson are April, October and March. In Jefferson, there are 4 comfortable months with high temperatures in the range of 70-85°. July is the hottest month for Jefferson with an average high temperature of 92.0°, which ranks it as about average compared to other places in Louisiana. Any measurable snowfall is a rare occurance in Jefferson. The humidity here has been described as stifling in July and August.

Today's Weather - Jefferson, LA

11 PM PST

Patchy Fog

70°F

7 DAY FORECASTDESCRIPTIONHIGH/LOWWIND
OvernightPatchy Fog69° / 87°S 0 to 5 mph
Friday NightPartly Cloudy69° / 84°S 0 to 5 mph
Saturday NightMostly Cloudy then Chance Showers And Thunderstorms66° / 75°SE 0 to 5 mph
Sunday NightShowers And Thunderstorms Likely then Mostly Cloudy56° / 72°N 10 mph
Monday NightMostly Clear59° / 81°E 5 mph
Tuesday NightSlight Chance Showers And Thunderstorms then Partly Cloudy66° / 82°SE 5 mph
Wednesday NightSlight Chance Showers And Thunderstorms then Partly Cloudy67° / 84°SE 5 mph

Weather Highlights

Summer High: the July high is around 92 degrees
Winter Low: the January low is 45
Rain: averages 64 inches of rain a year
Snow: averages 0 inches of snow a year


BESTPLACES COMFORT INDEX

The annual BestPlaces Comfort Index for the Jefferson area is 1.9 (10=best), which means it is less comfortable than most places in Louisiana.

1.9 / 10

A higher score indicates a more comfortable year-round climate. The US average for the comfort index is 7.8. Our index is based on the total number of days annually within the comfort range of 70-80 degrees, and we also applied a penalty for days of excessive humidity.


Average Monthly High and Low (°F)
HighLow
January63° 45°
February66° 48°
March72° 54°
April79° 60°
May86° 68°
June90° 74°
July92° 76°
August92° 76°
September88° 72°
October81° 63°
November72° 54°
December65° 47°
Hot, Freezing, Rainy, Snowy Days: Jefferson
Hot
Days
Freezing
Days
Rainy
Days
Snowy
Days
January0390
February0190
March0080
April0060
May5070
June170130
July230150
August230130
September120100
October1080
November0080
December0190

YOU SHOULD KNOW

Many people confuse weather and climate but they are different. Weather is the conditions of the atmosphere over a short period of time, and climate is how the atmosphere is over long periods of time.

Weather is how the atmosphere is behaving and its effects upon life and human activities. Weather can change from minute-to-minute. Most people think of weather in terms of temperature, humidity, precipitation, cloudiness, brightness, visibility, wind, and atmospheric pressure.

Climate is the description of the long-term pattern of weather in a place. Climate can mean the average weather for a particular region and time period taken over 30 years. Climate is the average of weather over time.

Reviews for Jefferson
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Over 15 years ago

New Orleans Metro area is still coming back after Katrina! An area called Old Jefferson (near where the Causeway meets the Mississippi River) was not flooded by Katrina,  More

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