Jefferson, AL County is known for its mild climate. Summers are hot and humid with temperatures in the upper 80s and low 90s. Winters are cool with temperatures in the mid-40s. The county receives an average of 51 inches of rain per year, making it the second wettest county in Alabama. Snowfall is rare, but does occur occasionally during the winter months. Despite its temperate climate, Jefferson County experiences occasional severe weather such as tornadoes and hurricanes that originate from the Gulf of Mexico. Residents should be sure to take precautions for these types of severe weather when living in this area.
Jefferson County, Alabama gets 56 inches of rain, on average, per year. The US average is 38 inches of rain per year.
Jefferson County averages 1 inches of snow per year. The US average is 28 inches of snow per year.
On average, there are 210 sunny days per year in Jefferson County. The US average is 205 sunny days.
Jefferson County gets some kind of precipitation, on average, 112 days per year. Precipitation is rain, snow, sleet, or hail that falls to the ground. In order for precipitation to be counted you have to get at least .01 inches on the ground to measure.
Weather Highlights
Summer High: the July high is around 90 degrees
Winter Low: the January low is 32
Rain: averages 56 inches of rain a year
Snow: averages 1 inches of snow a year