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Monthly climate in Macouria, French Guiana

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Macouria features a tropical rainforest climate (Af). Temperatures typically range between 26 °C (79 °F) and 28 °C (82 °F) through the year, but rarely can drop to 23 °C (74 °F) or can rise to as high as 32 °C (90 °F). The average annual precipitation amounts to about 3038 mm (119.6 inches) and receives 286 rainy days on the 1 mm (0.04 inches) threshold annually. Macouria enjoys an average of 3566 hours of sunshine throughout the year, and daylight varies from 11 hours 50 minutes to 12 hours 23 minutes per day.

Monthly average temperatures in Macouria, French Guiana

The warmest months in Macouria 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 December, when daily mean temperatures range from 26 to 26 °C (79 - 79 °F) throughout the day. On average each year, Macouria 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 Macouria. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum29°C
(84°F)		28°C
(83°F)		30°C
(86°F)		29°C
(85°F)		30°C
(86°F)		30°C
(86°F)		30°C
(87°F)		32°C
(89°F)		32°C
(90°F)		32°C
(90°F)		31°C
(88°F)		30°C
(86°F)
Mean maximum28°C
(84°F)		28°C
(83°F)		29°C
(84°F)		29°C
(84°F)		29°C
(85°F)		29°C
(85°F)		30°C
(86°F)		31°C
(88°F)		32°C
(89°F)		31°C
(89°F)		30°C
(87°F)		29°C
(85°F)
Average high27°C
(81°F)		27°C
(81°F)		28°C
(82°F)		28°C
(82°F)		28°C
(82°F)		28°C
(83°F)		29°C
(84°F)		30°C
(86°F)		31°C
(87°F)		30°C
(87°F)		29°C
(85°F)		28°C
(82°F)
Daily mean26°C
(79°F)		26°C
(79°F)		26°C
(80°F)		26°C
(80°F)		26°C
(80°F)		26°C
(79°F)		26°C
(80°F)		27°C
(81°F)		28°C
(82°F)		28°C
(82°F)		27°C
(81°F)		26°C
(79°F)
Average low25°C
(77°F)		25°C
(77°F)		25°C
(77°F)		25°C
(78°F)		25°C
(77°F)		25°C
(77°F)		25°C
(77°F)		25°C
(78°F)		26°C
(78°F)		26°C
(78°F)		25°C
(78°F)		25°C
(77°F)
Mean minimum24°C
(75°F)		24°C
(76°F)		24°C
(76°F)		24°C
(76°F)		24°C
(76°F)		24°C
(76°F)		24°C
(75°F)		24°C
(76°F)		25°C
(77°F)		25°C
(77°F)		25°C
(76°F)		24°C
(76°F)
Minimum23°C
(74°F)		24°C
(75°F)		24°C
(75°F)		24°C
(75°F)		24°C
(76°F)		23°C
(75°F)		24°C
(75°F)		24°C
(75°F)		24°C
(76°F)		25°C
(77°F)		24°C
(76°F)		24°C
(75°F)

Compare climate in Macouria with other places

Compare temperature, precipitation, sunshine, UV index in Macouria, French Guiana with other places around the world.

Monthly average precipitation in Macouria, French Guiana

Macouria usually has the most precipitation in April, May and June, with an average of 28 rainy days and 467 mm (18.4 inches) of precipitation per month. The driest months in Macouria are August, September and October. On average, 69 mm (2.7 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Macouria. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)225 (8.9)189 (7.5)196 (7.7)390 (15.4)576 (22.7)433 (17.1)269 (10.6)92 (3.6)56 (2.2)59 (2.3)204 (8.0)349 (13.7)
Average precipitation days (≥ 1 mm)232425273029291812162429

Monthly sunshine hours in Macouria, French Guiana

The sunniest months in Macouria are August, September and October, when the sun shines an average of 11 hours 8 minutes a day. Least sunny months in Macouria: January, February and May receive an average of 8 hours 20 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Macouria. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours244255311274259280330346337341300282
Mean daily daylight hours11h 51m11h 57m12h 4m12h 12m12h 19m12h 23m12h 21m12h 15m12h 7m11h 59m11h 52m11h 50m

Solar UV radiation in Macouria, French Guiana

Macouria 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 Macouria UV Index data.

Average daily maximum UV levels by month for Macouria. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)131416161413121313131312