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Monthly climate in Westwego, Louisiana, United States

Last updated: March 2, 2024

Under the Köppen–Geiger climate classification Westwego 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 (95 °F). The average annual precipitation amounts to about 1655 mm (65.2 inches) and receives 163 rainy days on the 1 mm (0.04 inches) threshold annually. Westwego enjoys an average of 3219 hours of sunshine throughout the year, and daylight varies from 10 hours 14 minutes to 14 hours 1 minutes per day.

Monthly average temperatures in Westwego, Louisiana, United States §

The warmest months in Westwego 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 15 °C (55 - 60 °F) throughout the day. On average each year, Westwego experiences 178 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 Westwego, 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 27°C
(80°F)		 27°C
(80°F)		 30°C
(85°F)		 30°C
(86°F)		 33°C
(92°F)		 34°C
(94°F)		 35°C
(95°F)		 34°C
(93°F)		 34°C
(94°F)		 33°C
(91°F)		 27°C
(81°F)		 26°C
(80°F)
Mean maximum 24°C
(75°F)		 25°C
(78°F)		 27°C
(81°F)		 28°C
(83°F)		 31°C
(89°F)		 32°C
(90°F)		 34°C
(94°F)		 33°C
(92°F)		 33°C
(91°F)		 31°C
(88°F)		 26°C
(79°F)		 25°C
(77°F)
Average high 16°C
(62°F)		 19°C
(67°F)		 22°C
(72°F)		 24°C
(76°F)		 28°C
(83°F)		 30°C
(86°F)		 31°C
(88°F)		 31°C
(88°F)		 30°C
(86°F)		 27°C
(80°F)		 21°C
(70°F)		 18°C
(65°F)
Daily mean 13°C
(55°F)		 15°C
(60°F)		 18°C
(65°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)		 14°C
(58°F)
Average low 9°C
(49°F)		 12°C
(54°F)		 15°C
(59°F)		 17°C
(63°F)		 22°C
(71°F)		 25°C
(77°F)		 26°C
(79°F)		 26°C
(78°F)		 24°C
(76°F)		 20°C
(69°F)		 13°C
(56°F)		 11°C
(52°F)
Mean minimum 0°C
(32°F)		 3°C
(38°F)		 6°C
(42°F)		 10°C
(50°F)		 17°C
(63°F)		 22°C
(72°F)		 24°C
(76°F)		 24°C
(75°F)		 20°C
(68°F)		 12°C
(54°F)		 6°C
(42°F)		 4°C
(39°F)
Minimum -6°C
(22°F)		 -4°C
(26°F)		 2°C
(36°F)		 9°C
(48°F)		 14°C
(57°F)		 21°C
(69°F)		 23°C
(74°F)		 23°C
(74°F)		 17°C
(63°F)		 8°C
(46°F)		 1°C
(34°F)		 2°C
(35°F)

Compare climate in Westwego with other places

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

Monthly average precipitation in Westwego, Louisiana, United States §

Westwego usually has the most precipitation in June, July and August, with an average of 21 rainy days and 222 mm (8.7 inches) of precipitation per month. The driest months in Westwego are January, March and November. On average, 82 mm (3.2 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Westwego, 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) 92 (3.6) 107 (4.2) 85 (3.4) 110 (4.3) 140 (5.5) 206 (8.1) 203 (8.0) 257 (10.1) 148 (5.8) 128 (5.0) 67 (2.6) 110 (4.3)
Average precipitation days (≥ 1 mm) 8 12 10 11 12 18 22 23 15 12 7 13

Monthly sunshine hours in Westwego, Louisiana, United States §

The sunniest months in Westwego are May, July and August, when the sun shines an average of 10 hours 3 minutes a day. Least sunny months in Westwego: January, February and December receive an average of 6 hours 35 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Westwego, 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 180 195 269 281 320 301 309 305 283 288 259 223
Mean daily daylight hours 10h 27m 11h 7m 12h 0m 12h 54m 13h 39m 14h 1m 13h 49m 13h 9m 12h 17m 11h 24m 10h 37m 10h 14m

Solar UV radiation in Westwego, Louisiana, United States §

Westwego 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 Westwego UV Index data.

Average daily maximum UV levels by month for Westwego, 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 11 10 9 6 5

Detailed Monthly Weather Insights for Westwego, Louisiana, United States

Discover in-depth weather details for every month in Westwego. Click through the links below for comprehensive overviews of temperature trends, precipitation levels, sunshine hours, and solar UV radiation specifics. Whether planning a visit or simply curious about Westwego's climate nuances, these monthly breakdowns provide the information you need for an informed understanding of what to expect throughout the year.

Each link leads to a detailed account of the typical weather conditions for that month, providing both locals and tourists with vital information to plan their daily activities, wardrobe, and travel itineraries accordingly.