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Monthly climate in Vieux Fort, Saint Lucia

Last updated: May 6, 2024

Under the Köppen–Geiger climate classification Vieux Fort features a tropical rainforest climate (Af).Temperatures typically range between 25 °C (78 °F) and 28 °C (82 °F) through the year, but rarely can drop to 22 °C (72 °F) or can rise to as high as 31 °C (88 °F).The average annual precipitation amounts to about 914 mm (36.0 inches) and receives 205 rainy days on the 1 mm (0.04 inches) threshold annually.Vieux Fort enjoys an average of 3916 hours of sunshine throughout the year, and daylight varies from 11 hours 19 minutes to 12 hours 54 minutes per day.

Monthly average temperatures in Vieux Fort, Saint Lucia §

The warmest months in Vieux Fort are August, September and October, 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 March, when daily mean temperatures range from 25 to 26 °C (78 - 78 °F) throughout the day. On average each year, Vieux Fort experiences 329 days above 25 °C (77.0 °F) and 0 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Vieux Fort, Saint Lucia.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)		 29°C
(84°F)		 29°C
(84°F)		 29°C
(85°F)		 30°C
(86°F)		 30°C
(86°F)		 30°C
(87°F)		 30°C
(87°F)		 31°C
(88°F)		 31°C
(87°F)		 30°C
(86°F)		 29°C
(85°F)
Mean maximum 28°C
(83°F)		 28°C
(83°F)		 28°C
(83°F)		 29°C
(84°F)		 29°C
(85°F)		 29°C
(85°F)		 30°C
(86°F)		 30°C
(87°F)		 31°C
(88°F)		 30°C
(86°F)		 29°C
(85°F)		 29°C
(84°F)
Average high 27°C
(81°F)		 27°C
(81°F)		 27°C
(82°F)		 28°C
(82°F)		 29°C
(84°F)		 29°C
(84°F)		 29°C
(84°F)		 29°C
(84°F)		 29°C
(85°F)		 29°C
(84°F)		 28°C
(83°F)		 28°C
(82°F)
Daily mean 26°C
(78°F)		 25°C
(78°F)		 26°C
(78°F)		 26°C
(80°F)		 27°C
(81°F)		 27°C
(81°F)		 27°C
(81°F)		 27°C
(82°F)		 28°C
(82°F)		 27°C
(81°F)		 27°C
(81°F)		 26°C
(80°F)
Average low 24°C
(76°F)		 24°C
(76°F)		 24°C
(76°F)		 25°C
(77°F)		 26°C
(78°F)		 26°C
(79°F)		 26°C
(79°F)		 26°C
(79°F)		 26°C
(80°F)		 26°C
(79°F)		 25°C
(78°F)		 25°C
(77°F)
Mean minimum 23°C
(74°F)		 23°C
(73°F)		 23°C
(73°F)		 24°C
(75°F)		 24°C
(76°F)		 24°C
(76°F)		 25°C
(77°F)		 25°C
(77°F)		 25°C
(78°F)		 25°C
(77°F)		 25°C
(76°F)		 24°C
(75°F)
Minimum 22°C
(73°F)		 22°C
(72°F)		 22°C
(72°F)		 23°C
(74°F)		 24°C
(75°F)		 24°C
(76°F)		 24°C
(76°F)		 25°C
(77°F)		 25°C
(77°F)		 24°C
(76°F)		 24°C
(76°F)		 23°C
(73°F)

Compare climate in Vieux Fort with other places

Compare temperature, precipitation, sunshine, UV index in Vieux Fort, Saint Lucia with other places around the world.

Monthly average precipitation in Vieux Fort, Saint Lucia §

Vieux Fort usually has the most precipitation in August, September and October, with an average of 21 rainy days and 133 mm (5.2 inches) of precipitation per month.The driest months in Vieux Fort are February, March and April. On average, 33 mm (1.3 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Vieux Fort, Saint Lucia.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) 38 (1.5) 31 (1.2) 37 (1.4) 32 (1.3) 39 (1.5) 68 (2.7) 118 (4.6) 121 (4.8) 136 (5.4) 140 (5.5) 108 (4.2) 46 (1.8)
Average precipitation days (≥ 1 mm) 15 11 13 12 12 17 24 25 19 20 21 16

Monthly sunshine hours in Vieux Fort, Saint Lucia §

The sunniest months in Vieux Fort are May, July and August, when the sun shines an average of 11 hours 15 minutes a day.Least sunny months in Vieux Fort: January, February and November receive an average of 9 hours 53 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Vieux Fort, Saint Lucia.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 268 304 344 336 354 325 347 344 322 321 316 329
Mean daily daylight hours 11h 24m 11h 41m 12h 3m 12h 26m 12h 45m 12h 54m 12h 49m 12h 32m 12h 10m 11h 47m 11h 28m 11h 19m

Solar UV radiation in Vieux Fort, Saint Lucia §

Vieux Fort experiences the highest level of ultraviolet (UV) radiation in April, August and September, when the maximum UV index can reach values of 14 - 14, which corresponds to the Extreme category of sun exposure.January, November and December are in the Very High exposure category. In these months, the maximum values of the UV index do not exceed 10. For more detailed information, check out our hourly Vieux Fort UV Index data.

Average daily maximum UV levels by month for Vieux Fort, Saint Lucia.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) 10 12 14 14 14 13 13 14 14 12 10 9