Monthly climate in Les Irois, Haiti

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Les Irois features a tropical savanna climate (Aw). Temperatures typically range between 25 °C (78 °F) and 28 °C (83 °F) through the year, but rarely can drop to 23 °C (73 °F) or can rise to as high as 31 °C (87 °F). The average annual precipitation amounts to about 717 mm (28.2 inches) and receives 181 rainy days on the 1 mm (0.04 inches) threshold annually. Les Irois enjoys an average of 3810 hours of sunshine throughout the year, and daylight varies from 11 hours 1 minutes to 13 hours 12 minutes per day.

Monthly average temperatures in Les Irois, Haiti

The warmest months in Les Irois are July, August and September, with daily mean temperatures ranging from 28 to 28 °C (82 - 83 °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, Les Irois experiences 327 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 Les Irois. 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)
28°C
(83°F)
29°C
(84°F)
30°C
(86°F)
30°C
(86°F)
30°C
(87°F)
31°C
(87°F)
30°C
(87°F)
30°C
(86°F)
29°C
(85°F)
28°C
(83°F)
Mean maximum28°C
(82°F)
28°C
(82°F)
27°C
(82°F)
28°C
(83°F)
29°C
(85°F)
30°C
(86°F)
30°C
(86°F)
30°C
(87°F)
30°C
(86°F)
30°C
(86°F)
29°C
(84°F)
28°C
(83°F)
Average high26°C
(80°F)
26°C
(80°F)
26°C
(79°F)
27°C
(81°F)
28°C
(83°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)
27°C
(81°F)
Daily mean26°C
(78°F)
25°C
(78°F)
25°C
(78°F)
26°C
(79°F)
27°C
(81°F)
28°C
(82°F)
28°C
(82°F)
28°C
(83°F)
28°C
(83°F)
28°C
(82°F)
27°C
(81°F)
26°C
(80°F)
Average low25°C
(77°F)
25°C
(77°F)
25°C
(76°F)
25°C
(78°F)
26°C
(79°F)
27°C
(80°F)
27°C
(81°F)
27°C
(81°F)
27°C
(81°F)
27°C
(80°F)
26°C
(79°F)
26°C
(78°F)
Mean minimum23°C
(74°F)
23°C
(74°F)
24°C
(75°F)
24°C
(76°F)
25°C
(76°F)
26°C
(79°F)
26°C
(79°F)
26°C
(79°F)
26°C
(79°F)
26°C
(78°F)
25°C
(77°F)
24°C
(76°F)
Minimum23°C
(73°F)
23°C
(74°F)
23°C
(73°F)
23°C
(75°F)
24°C
(75°F)
24°C
(76°F)
25°C
(78°F)
26°C
(78°F)
26°C
(78°F)
25°C
(78°F)
25°C
(77°F)
24°C
(75°F)

Compare climate in Les Irois with other places

Compare temperature, precipitation, sunshine, UV index in Les Irois, Haiti with other places around the world.

Monthly average precipitation in Les Irois, Haiti

Les Irois usually has the most precipitation in August, October and November, with an average of 18 rainy days and 85 mm (3.4 inches) of precipitation per month. The driest months in Les Irois are January, February and December. On average, 34 mm (1.3 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Les Irois. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)38 (1.5)33 (1.3)45 (1.8)64 (2.5)75 (2.9)47 (1.8)55 (2.1)85 (3.3)74 (2.9)85 (3.4)86 (3.4)31 (1.2)
Average precipitation days (≥ 1 mm)8121516161518181821159

Monthly sunshine hours in Les Irois, Haiti

The sunniest months in Les Irois are March, June and July, when the sun shines an average of 11 hours 19 minutes a day. Least sunny months in Les Irois: January, October and November receive an average of 9 hours 2 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Les Irois. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours248302343339333344354341306302280312
Mean daily daylight hours11h 8m11h 31m12h 2m12h 33m13h 0m13h 12m13h 5m12h 42m12h 12m11h 41m11h 14m11h 1m

Solar UV radiation in Les Irois, Haiti

Les Irois experiences the highest level of ultraviolet (UV) radiation in April, May and August, when the maximum UV index can reach values of 13 - 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 9. For more detailed information, check out our hourly Les Irois UV Index data.

Average daily maximum UV levels by month for Les Irois. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)911131413131313121198