Jefferson, LA Weather
Jefferson, LA climate is hot during summer when temperatures tend to be in the 80's and cool during winter when temperatures tend to be in the 50's.
The warmest month of the year is August with an average maximum temperature of 91.70 degrees Fahrenheit, while the coldest month of the year is January with an average minimum temperature of 45.30 degrees Fahrenheit.
Temperature variations between night and day tend to be fairly limited during summer with a difference that can reach 17 degrees Fahrenheit, and fairly limited during winter with an average difference of 18 degrees Fahrenheit.
The annual average precipitation at Jefferson is 57.18 Inches. Rainfall in is fairly evenly distributed throughout the year. The wettest month of the year is August with an average rainfall of 5.70 Inches.