Baton Rouge, LA Climate & Monthly Averages
The climate of Baton Rouge
Located in Louisiana, United States, Baton Rouge experiences a humid subtropical climate with hot, humid summers and generally mild winters. Afternoon temperatures peak near 90°F (32°C) in July and dip to about 61°F (16°C) in January, with around 61.9 inches (1572 mm) of precipitation falling across the year.
Climate quick facts
- Hottest month: July - highs near 90°F (32°C)
- Coldest month: January - highs near 61°F (16°C)
- Record high: 104°F (40°C) · Record low: 16°F (-9°C) (2015–2024)
- Wettest month: August (18 rainy days) · Sunniest: June (11.5 h sun/day)
- Climate type: humid subtropical - hot, humid summers and generally mild winters
Temperatures through the year
The warmest stretch of the year centers on July. Highs average 90°F (32°C) and overnight lows stay near 76°F (25°C). The coolest month is January, with typical highs of 61°F (16°C) and lows around 44°F (7°C). Based on 2015–2024 weather data, temperatures have reached as high as 104°F (40°C) and dropped as low as 16°F (-9°C).
Rain, sun and snow
August is usually the wettest month. It brings about 7.7 inches (196 mm) of rain over 18 days, while October is the driest. June brings the most sunshine, averaging 11.5 hours of sun a day.
Monthly climate table
| Month | High | Low | Rain days | Precipitation | Sunshine | Humidity |
|---|---|---|---|---|---|---|
| January | 61° | 44° | 10 | 5.1 in | 7.3 h/day | 75% |
| February | 66° | 49° | 10 | 4.3 in | 7.4 h/day | 77% |
| March | 72° | 55° | 11 | 5.2 in | 8.6 h/day | 77% |
| April | 77° | 60° | 12 | 6.0 in | 9.5 h/day | 76% |
| May | 84° | 68° | 12 | 5.2 in | 10.8 h/day | 77% |
| June | 88° | 74° | 15 | 5.3 in | 11.5 h/day | 79% |
| July | 90° | 76° | 18 | 5.7 in | 10.7 h/day | 80% |
| August | 90° | 76° | 18 | 7.7 in | 10.2 h/day | 79% |
| September | 87° | 72° | 12 | 4.6 in | 10.3 h/day | 77% |
| October | 81° | 63° | 7 | 3.3 in | 9.4 h/day | 72% |
| November | 71° | 53° | 9 | 3.9 in | 8.0 h/day | 75% |
| December | 65° | 49° | 11 | 5.6 in | 6.8 h/day | 79% |
Baton Rouge month by month
Baton Rouge weather in January
January brings highs around 61°F (16°C), lows near 44°F (7°C), about 10 wet days - typically the coldest month of the year in Baton Rouge.
Baton Rouge weather in February
February brings highs around 66°F (19°C), lows near 49°F (10°C), about 10 wet days.
Baton Rouge weather in March
March brings highs around 72°F (22°C), lows near 55°F (13°C), about 11 wet days.
Baton Rouge weather in April
April brings highs around 77°F (25°C), lows near 60°F (15°C), about 12 wet days.
Baton Rouge weather in May
May brings highs around 84°F (29°C), lows near 68°F (20°C), about 12 wet days.
Baton Rouge weather in June
June brings highs around 88°F (31°C), lows near 74°F (23°C), about 15 wet days - typically the sunniest month of the year in Baton Rouge.
Baton Rouge weather in July
July brings highs around 90°F (32°C), lows near 76°F (25°C), about 18 wet days - typically the hottest month of the year in Baton Rouge.
Baton Rouge weather in August
August brings highs around 90°F (32°C), lows near 76°F (24°C), about 18 wet days - typically the wettest month of the year in Baton Rouge.
Baton Rouge weather in September
September brings highs around 87°F (31°C), lows near 72°F (22°C), about 12 wet days.
Baton Rouge weather in October
October brings highs around 81°F (27°C), lows near 63°F (17°C), about 7 wet days - typically the driest month of the year in Baton Rouge.
Baton Rouge weather in November
November brings highs around 71°F (21°C), lows near 53°F (12°C), about 9 wet days.
Baton Rouge weather in December
December brings highs around 65°F (18°C), lows near 49°F (10°C), about 11 wet days.
Seasons in Baton Rouge
Spring (March through May)
Spring in Baton Rouge is pleasantly warm, with daytime highs averaging 78°F (25°C) and nights around 61°F (16°C); expect showers on roughly 35 days across the season.
Summer (June through August)
Summer in Baton Rouge runs hot, with daytime highs averaging 89°F (32°C) and nights around 75°F (24°C); expect showers on roughly 51 days across the season. With the humidity factored in, afternoons often feel hotter than the thermometer reads - run the numbers through the humidity and dew point converter to see why.
Fall (September through November)
Fall in Baton Rouge is pleasantly warm, with daytime highs averaging 79°F (26°C) and nights around 63°F (17°C); expect showers on roughly 28 days across the season.
Winter (December through February)
Winter in Baton Rouge is mild, with daytime highs averaging 64°F (18°C) and nights around 47°F (9°C); expect showers on roughly 32 days across the season.
Climate questions, answered
What is the average temperature in Baton Rouge?
Is Baton Rouge hot in summer?
Is Baton Rouge cold in winter?
How many rainy days does Baton Rouge get in a year?
Best time to visit Baton Rouge
The best time to visit Baton Rouge is generally January to May and October, when warm days, manageable rainfall and plenty of daylight line up. Daytime temperatures in that window typically sit near 74°F (23°C).
Pack for Baton Rouge with lightweight, breathable clothing and strong sun protection for the hot months; a compact umbrella or rain shell - showers are a regular feature; moisture-wicking fabrics to cope with the humidity. Evenings can feel noticeably cooler than afternoons - July nights average 76°F (25°C).
Baton Rouge temperature records (2015-2024)
Derived from ERA5 reanalysis data, 2015–2024. Official station records may differ.