Les Cayes weather by month & the best time to visit
Haiti · beach resort · semi-arid climate

The best time to visit Les Cayes is February — its sunniest month (Sunshine Score 93/100), with March and January close behind. Les Cayes averages about 2,925 hours of sunshine a year. Daytime highs around 29°C / 84°F and roughly 19 mm of rain in February.
When is the best time to visit Les Cayes?
For sunshine, the best time to visit Les Cayes is February, then March and January. The dullest month is October (74/100, 119 mm of rain). The full month-by-month picture is in the table below.
How sunny is Les Cayes?
Les Cayes gets a lot of sun: around 2,925 hours a year. February (93/100) is noticeably better than October (74). It ranks #3 of 4 destinations in Haiti for annual sunshine, below the national median of 2,944 hours. Rain has a clear season: the wettest stretch, around October, carries about 42% of the annual 645 mm.
Sunshine Score by month
| Month | Score | Day high | Night low | Rain | UV | Sea |
|---|---|---|---|---|---|---|
| January | 91 | 29° / 84°F | 24° / 75°F | 29 mm | 8 | 29° / 84°F |
| February | 93 | 29° / 84°F | 24° / 75°F | 19 mm | 9 | 28° / 82°F |
| March | 92 | 30° / 86°F | 24° / 75°F | 24 mm | 10 | 28° / 82°F |
| April | 91 | 31° / 88°F | 25° / 77°F | 30 mm | 11 | 29° / 84°F |
| May | 84 | 31° / 88°F | 26° / 79°F | 69 mm | 10 | 30° / 86°F |
| June | 85 | 31° / 88°F | 27° / 81°F | 60 mm | 10 | 30° / 86°F |
| July | 88 | 32° / 90°F | 27° / 81°F | 48 mm | 11 | 31° / 88°F |
| August | 85 | 32° / 90°F | 27° / 81°F | 64 mm | 11 | 31° / 88°F |
| September | 83 | 31° / 88°F | 27° / 81°F | 74 mm | 10 | 31° / 88°F |
| October | 74 | 30° / 86°F | 27° / 81°F | 119 mm | 9 | 31° / 88°F |
| November | 83 | 30° / 86°F | 25° / 77°F | 75 mm | 8 | 30° / 86°F |
| December | 90 | 29° / 84°F | 25° / 77°F | 34 mm | 7 | 29° / 84°F |
Sea temperature in Les Cayes by month
The sea off Les Cayes is warmest in July at around 31°C / 88°F, and coolest in February at 28°C / 82°F. The water sits at a comfortable 21°C or warmer roughly all year round. Month-by-month sea-surface temperatures are in the Sea column of the table above.
Nearest destinations
Les Cayes: questions and answers
What kind of destination is Les Cayes?
Les Cayes is a beach resort in Haiti with a semi-arid climate — the sea reaches 31°C at its warmest and is swimmable (21°C+) year-round.
How many hours of sunshine does Les Cayes get a year?
Les Cayes gets about 2,925 hours of sunshine a year, at its best around February.
When is the best time to visit Les Cayes?
The sunniest time to visit Les Cayes is February, when the Sunshine Score peaks at 93/100 (with March and January close behind). Expect daytime highs around 29°C / 84°F.
What is the least sunny month in Les Cayes?
October is the least sunny month in Les Cayes, scoring 74/100 with about 119 mm of rain.
What is the sea temperature in Les Cayes?
The sea in Les Cayes ranges from about 28°C (February) to 31°C (July). Month-by-month sea temperatures are on this page.
How strong is the sun in Les Cayes?
The typical midday UV index in Les Cayes peaks around 11 (extreme) in April, easing to about 7 (high) in December. Month-by-month midday UV values are in the UV column of the table on this page.
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