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Monthly climate in Baton Rouge, United States

Last updated: May 6, 2024

Under the Köppen–Geiger climate classification Baton Rouge features a humid subtropical climate (Cfa).Temperatures typically range between 11 °C (53 °F) and 28 °C (82 °F) through the year, but rarely can drop to -9 °C (16 °F) or can rise to as high as 38 °C (100 °F).The average annual precipitation amounts to about 1561 mm (61.5 inches) and receives 152 rainy days on the 1 mm (0.04 inches) threshold annually.Baton Rouge enjoys an average of 3145 hours of sunshine throughout the year, and daylight varies from 10 hours 12 minutes to 14 hours 4 minutes per day.

Monthly average temperatures in Baton Rouge, United States §

The warmest months in Baton Rouge are June, July and August, with daily mean temperatures ranging from 27 to 28 °C (81 - 82 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from 11 to 14 °C (53 - 58 °F) throughout the day. On average each year, Baton Rouge experiences 198 days above 25 °C (77.0 °F) and 10 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Baton Rouge, United States.Generated using Copernicus Climate Change Service information.Data for period from January 2017 to June 2022.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Maximum 28°C
(82°F)		 29°C
(84°F)		 30°C
(87°F)		 32°C
(90°F)		 35°C
(95°F)		 36°C
(97°F)		 38°C
(100°F)		 38°C
(100°F)		 37°C
(98°F)		 36°C
(97°F)		 30°C
(86°F)		 28°C
(83°F)
Mean maximum 25°C
(78°F)		 27°C
(82°F)		 29°C
(84°F)		 30°C
(87°F)		 33°C
(92°F)		 34°C
(94°F)		 36°C
(98°F)		 36°C
(97°F)		 35°C
(95°F)		 33°C
(91°F)		 28°C
(82°F)		 27°C
(80°F)
Average high 17°C
(63°F)		 20°C
(68°F)		 23°C
(74°F)		 26°C
(78°F)		 30°C
(86°F)		 32°C
(89°F)		 32°C
(91°F)		 32°C
(90°F)		 31°C
(89°F)		 28°C
(82°F)		 22°C
(71°F)		 19°C
(66°F)
Daily mean 11°C
(53°F)		 14°C
(58°F)		 18°C
(64°F)		 20°C
(68°F)		 24°C
(76°F)		 27°C
(81°F)		 28°C
(82°F)		 27°C
(82°F)		 26°C
(79°F)		 22°C
(72°F)		 15°C
(59°F)		 13°C
(56°F)
Average low 6°C
(44°F)		 10°C
(49°F)		 13°C
(55°F)		 14°C
(58°F)		 19°C
(67°F)		 23°C
(73°F)		 24°C
(76°F)		 24°C
(75°F)		 22°C
(72°F)		 18°C
(64°F)		 10°C
(49°F)		 8°C
(47°F)
Mean minimum -4°C
(25°F)		 -1°C
(31°F)		 2°C
(35°F)		 6°C
(42°F)		 13°C
(55°F)		 19°C
(67°F)		 22°C
(72°F)		 21°C
(69°F)		 17°C
(63°F)		 8°C
(47°F)		 0°C
(33°F)		 -1°C
(30°F)
Minimum -9°C
(16°F)		 -7°C
(20°F)		 -1°C
(30°F)		 4°C
(39°F)		 11°C
(51°F)		 16°C
(62°F)		 21°C
(69°F)		 19°C
(66°F)		 12°C
(55°F)		 3°C
(38°F)		 -4°C
(25°F)		 -3°C
(28°F)

Compare climate in Baton Rouge with other places

Compare temperature, precipitation, sunshine, UV index in Baton Rouge, United States with other places around the world.

Monthly average precipitation in Baton Rouge, United States §

Baton Rouge usually has the most precipitation in June, July and August, with an average of 19 rainy days and 170 mm (6.7 inches) of precipitation per month.The driest months in Baton Rouge are January, March and November. On average, 92 mm (3.6 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Baton Rouge, United States.Generated using Copernicus Climate Change Service information.Data for period from January 2017 to January 2022.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Average precipitation mm (inches) 109 (4.3) 114 (4.5) 83 (3.3) 150 (5.9) 146 (5.7) 173 (6.8) 184 (7.2) 154 (6.1) 135 (5.3) 111 (4.4) 84 (3.3) 117 (4.6)
Average precipitation days (≥ 1 mm) 8 12 11 11 11 17 20 20 13 10 8 11

Monthly sunshine hours in Baton Rouge, United States §

The sunniest months in Baton Rouge are May, July and August, when the sun shines an average of 9 hours 57 minutes a day.Least sunny months in Baton Rouge: January, February and December receive an average of 6 hours 18 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Baton Rouge, United States.Generated using Copernicus Atmosphere Monitoring Service information.Data for period from January 2017 to January 2022.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Mean monthly sunshine hours 175 187 258 275 313 293 307 304 279 283 255 211
Mean daily daylight hours 10h 25m 11h 6m 12h 0m 12h 55m 13h 41m 14h 4m 13h 51m 13h 10m 12h 18m 11h 23m 10h 35m 10h 12m

Solar UV radiation in Baton Rouge, United States §

Baton Rouge experiences the highest level of ultraviolet (UV) radiation in April, June and July, when the maximum UV index can reach values of 11 - 12, which corresponds to the Extreme category of sun exposure.January, November and December are in the Moderate / High exposure category. In these months, the maximum values of the UV index do not exceed 6. For more detailed information, check out our hourly Baton Rouge UV Index data.

Average daily maximum UV levels by month for Baton Rouge, United States.Generated using Copernicus Atmosphere Monitoring Service information.Data for period from January 2022 to January 2023.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
UV Index (month maximum) 5 8 9 11 11 12 12 11 10 9 6 5