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Monthly climate in Jean Lafitte, Louisiana, United States

Last updated: May 6, 2024

Under the Köppen–Geiger climate classification Jean Lafitte features a humid subtropical climate (Cfa).Temperatures typically range between 13 °C (55 °F) and 28 °C (83 °F) through the year, but rarely can drop to -6 °C (22 °F) or can rise to as high as 35 °C (96 °F).The average annual precipitation amounts to about 1709 mm (67.3 inches) and receives 168 rainy days on the 1 mm (0.04 inches) threshold annually.Jean Lafitte enjoys an average of 3249 hours of sunshine throughout the year, and daylight varies from 10 hours 15 minutes to 14 hours 0 minutes per day.

Monthly average temperatures in Jean Lafitte, Louisiana, United States §

The warmest months in Jean Lafitte are June, July and August, with daily mean temperatures ranging from 27 to 28 °C (81 - 83 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from 13 to 16 °C (55 - 61 °F) throughout the day. On average each year, Jean Lafitte experiences 194 days above 25 °C (77.0 °F) and 2 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Jean Lafitte, Louisiana, 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 29°C
(84°F)		 28°C
(83°F)		 30°C
(86°F)		 31°C
(89°F)		 34°C
(94°F)		 35°C
(95°F)		 35°C
(96°F)		 35°C
(94°F)		 35°C
(96°F)		 33°C
(91°F)		 28°C
(83°F)		 28°C
(82°F)
Mean maximum 25°C
(78°F)		 27°C
(81°F)		 28°C
(83°F)		 29°C
(85°F)		 32°C
(90°F)		 33°C
(91°F)		 35°C
(95°F)		 34°C
(93°F)		 34°C
(93°F)		 31°C
(89°F)		 27°C
(81°F)		 26°C
(80°F)
Average high 17°C
(63°F)		 20°C
(69°F)		 23°C
(74°F)		 25°C
(77°F)		 29°C
(84°F)		 31°C
(87°F)		 31°C
(89°F)		 31°C
(89°F)		 30°C
(87°F)		 27°C
(81°F)		 21°C
(71°F)		 19°C
(67°F)
Daily mean 13°C
(55°F)		 16°C
(61°F)		 19°C
(66°F)		 21°C
(70°F)		 25°C
(77°F)		 27°C
(81°F)		 28°C
(83°F)		 28°C
(83°F)		 27°C
(80°F)		 23°C
(74°F)		 17°C
(62°F)		 15°C
(58°F)
Average low 9°C
(48°F)		 12°C
(54°F)		 15°C
(59°F)		 16°C
(62°F)		 21°C
(70°F)		 24°C
(76°F)		 25°C
(78°F)		 25°C
(78°F)		 24°C
(75°F)		 20°C
(68°F)		 12°C
(54°F)		 11°C
(51°F)
Mean minimum -1°C
(31°F)		 3°C
(37°F)		 5°C
(41°F)		 9°C
(48°F)		 16°C
(61°F)		 21°C
(70°F)		 24°C
(75°F)		 23°C
(74°F)		 18°C
(66°F)		 11°C
(51°F)		 4°C
(40°F)		 2°C
(36°F)
Minimum -6°C
(22°F)		 -5°C
(24°F)		 2°C
(36°F)		 8°C
(46°F)		 12°C
(55°F)		 19°C
(66°F)		 23°C
(73°F)		 22°C
(72°F)		 15°C
(60°F)		 6°C
(43°F)		 0°C
(33°F)		 0°C
(32°F)

Compare climate in Jean Lafitte with other places

Compare temperature, precipitation, sunshine, UV index in Jean Lafitte, Louisiana, United States with other places around the world.

Monthly average precipitation in Jean Lafitte, Louisiana, United States §

Jean Lafitte usually has the most precipitation in June, July and August, with an average of 22 rainy days and 248 mm (9.8 inches) of precipitation per month.The driest months in Jean Lafitte are January, March and November. On average, 76 mm (3.0 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Jean Lafitte, Louisiana, 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) 83 (3.3) 87 (3.4) 87 (3.4) 105 (4.1) 147 (5.8) 222 (8.7) 245 (9.7) 276 (10.9) 167 (6.6) 136 (5.4) 58 (2.3) 94 (3.7)
Average precipitation days (≥ 1 mm) 7 12 11 10 13 19 24 25 17 12 8 10

Monthly sunshine hours in Jean Lafitte, Louisiana, United States §

The sunniest months in Jean Lafitte are May, July and August, when the sun shines an average of 10 hours 6 minutes a day.Least sunny months in Jean Lafitte: January, February and December receive an average of 6 hours 45 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Jean Lafitte, Louisiana, 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 183 204 276 284 325 303 308 305 282 288 260 227
Mean daily daylight hours 10h 28m 11h 8m 12h 0m 12h 54m 13h 38m 14h 0m 13h 48m 13h 9m 12h 17m 11h 24m 10h 38m 10h 15m

Solar UV radiation in Jean Lafitte, Louisiana, United States §

Jean Lafitte experiences the highest level of ultraviolet (UV) radiation in June, July and August, when the maximum UV index can reach values of 12 - 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 Jean Lafitte UV Index data.

Average daily maximum UV levels by month for Jean Lafitte, Louisiana, 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 12 10 9 6 5