Baton Rouge Weather History
Louisiana · US States · Weather data 1976–today
Baton Rouge sits 3390km from the equator, 17m above sea level. That combination gives it a climate with hot, humid summers, mild winters, and rain year round (Humid subtropical climate). Its record high is 41.4°C, set 2000-08-30, its record low -12.0°C, set 1989-12-23.
Data through August 4, 2026.
Frequently asked questions about the weather in Baton Rouge
What is the hottest temperature ever recorded in Baton Rouge?
The highest temperature in this record for Baton Rouge is 41.4°C, measured on 2000-08-30. That is a recorded daily value from Baton Rouge's own series covering 1976 to 2025, not an estimate or a regional average.
What is the coldest temperature ever recorded in Baton Rouge?
The lowest temperature in this record for Baton Rouge is -12.0°C, measured on 1989-12-23. Together with the heat record above, that spans the full range this city has actually experienced across 1976 to 2025.
How much rain does Baton Rouge get a year?
Baton Rouge averages 1358mm of precipitation a year, spread across roughly 132 days with at least 1mm. That average is taken over 50 complete calendar years, so one exceptionally wet or dry year does not set the figure.
What was the wettest day on record in Baton Rouge?
On 2016-08-13, 314.6mm fell on Baton Rouge, the highest single-day total in this series. For scale, that is roughly 23% of what the city receives in an average full year, in one day.
How many hours of sunshine does Baton Rouge get a year?
Baton Rouge averages 3426 sunshine hours a year, which works out to about 9.4 hours a day across the whole year. Sunshine hours measure the time direct sunlight actually reaches the ground, not simply how long it is light.
How warm are summers and how cold are winters in Baton Rouge?
Across the summer months Baton Rouge averages a daytime high near 31.9°C, while winter nights average 7.2°C. The seasons here are set from Baton Rouge's position relative to the equator rather than a fixed northern-hemisphere calendar.
What is the strongest wind recorded in Baton Rouge?
The strongest wind speed recorded in Baton Rouge is 74 km/h, on 2021-08-29. That is the daily maximum sustained wind rather than the peak gust, which typically runs higher still.
