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Monthly climate in Saint-Laurent-du-Maroni, Guyane, French Guiana

Last updated: May 6, 2024

Under the Köppen–Geiger climate classification Saint-Laurent-du-Maroni features a tropical rainforest climate (Af).Temperatures typically range between 26 °C (78 °F) and 27 °C (81 °F) through the year, but rarely can drop to 21 °C (70 °F) or can rise to as high as 35 °C (95 °F).The average annual precipitation amounts to about 2763 mm (108.8 inches) and receives 282 rainy days on the 1 mm (0.04 inches) threshold annually.Saint-Laurent-du-Maroni enjoys an average of 3633 hours of sunshine throughout the year, and daylight varies from 11 hours 48 minutes to 12 hours 25 minutes per day.

Monthly average temperatures in Saint-Laurent-du-Maroni, Guyane, French Guiana §

The warmest months in Saint-Laurent-du-Maroni are August, September and October, with daily mean temperatures ranging from 27 to 27 °C (81 - 81 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from 26 to 26 °C (78 - 79 °F) throughout the day. On average each year, Saint-Laurent-du-Maroni 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 Saint-Laurent-du-Maroni, Guyane, French Guiana.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 31°C
(88°F)		 32°C
(89°F)		 32°C
(89°F)		 32°C
(89°F)		 32°C
(90°F)		 33°C
(92°F)		 33°C
(91°F)		 35°C
(95°F)		 35°C
(95°F)		 34°C
(93°F)		 33°C
(92°F)		 32°C
(89°F)
Mean maximum 31°C
(88°F)		 31°C
(87°F)		 31°C
(88°F)		 32°C
(89°F)		 32°C
(89°F)		 31°C
(89°F)		 32°C
(91°F)		 34°C
(93°F)		 34°C
(93°F)		 33°C
(92°F)		 33°C
(91°F)		 31°C
(88°F)
Average high 29°C
(85°F)		 29°C
(84°F)		 29°C
(85°F)		 29°C
(85°F)		 29°C
(85°F)		 30°C
(86°F)		 31°C
(87°F)		 32°C
(89°F)		 32°C
(90°F)		 32°C
(89°F)		 31°C
(88°F)		 29°C
(85°F)
Daily mean 26°C
(78°F)		 26°C
(78°F)		 26°C
(79°F)		 26°C
(79°F)		 26°C
(79°F)		 26°C
(79°F)		 26°C
(79°F)		 27°C
(81°F)		 27°C
(81°F)		 27°C
(81°F)		 27°C
(80°F)		 26°C
(79°F)
Average low 23°C
(74°F)		 23°C
(74°F)		 24°C
(75°F)		 24°C
(75°F)		 24°C
(75°F)		 24°C
(75°F)		 23°C
(74°F)		 24°C
(75°F)		 24°C
(75°F)		 24°C
(75°F)		 24°C
(75°F)		 24°C
(75°F)
Mean minimum 22°C
(72°F)		 22°C
(72°F)		 22°C
(72°F)		 23°C
(73°F)		 23°C
(73°F)		 23°C
(73°F)		 22°C
(73°F)		 23°C
(73°F)		 23°C
(73°F)		 23°C
(73°F)		 23°C
(73°F)		 22°C
(72°F)
Minimum 21°C
(71°F)		 21°C
(71°F)		 22°C
(72°F)		 22°C
(72°F)		 22°C
(72°F)		 22°C
(72°F)		 22°C
(72°F)		 22°C
(72°F)		 22°C
(72°F)		 22°C
(72°F)		 22°C
(72°F)		 21°C
(70°F)

Compare climate in Saint-Laurent-du-Maroni with other places

Compare temperature, precipitation, sunshine, UV index in Saint-Laurent-du-Maroni, Guyane, French Guiana with other places around the world.

Monthly average precipitation in Saint-Laurent-du-Maroni, Guyane, French Guiana §

Saint-Laurent-du-Maroni usually has the most precipitation in May, June and July, with an average of 28 rainy days and 383 mm (15.1 inches) of precipitation per month.The driest months in Saint-Laurent-du-Maroni are February, March and October. On average, 110 mm (4.3 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Saint-Laurent-du-Maroni, Guyane, French Guiana.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) 144 (5.7) 108 (4.3) 113 (4.5) 304 (12.0) 410 (16.2) 420 (16.5) 318 (12.5) 171 (6.7) 130 (5.1) 110 (4.3) 257 (10.1) 277 (10.9)
Average precipitation days (≥ 1 mm) 19 15 17 25 29 29 28 23 19 21 28 29

Monthly sunshine hours in Saint-Laurent-du-Maroni, Guyane, French Guiana §

The sunniest months in Saint-Laurent-du-Maroni are August, September and October, when the sun shines an average of 11 hours 3 minutes a day.Least sunny months in Saint-Laurent-du-Maroni: January, February and May receive an average of 8 hours 48 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Saint-Laurent-du-Maroni, Guyane, French Guiana.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 251 268 323 284 280 284 322 342 334 340 302 297
Mean daily daylight hours 11h 49m 11h 56m 12h 4m 12h 13m 12h 21m 12h 25m 12h 23m 12h 16m 12h 7m 11h 58m 11h 51m 11h 48m

Solar UV radiation in Saint-Laurent-du-Maroni, Guyane, French Guiana §

Saint-Laurent-du-Maroni experiences the highest level of ultraviolet (UV) radiation in March, April and May, when the maximum UV index can reach values of 14 - 16, which corresponds to the Extreme category of sun exposure.June, July and December are in the Extreme exposure category. In these months, the maximum values of the UV index do not exceed 13. For more detailed information, check out our hourly Saint-Laurent-du-Maroni UV Index data.

Average daily maximum UV levels by month for Saint-Laurent-du-Maroni, Guyane, French Guiana.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) 13 14 16 15 14 13 12 13 13 13 13 11