Basseterre weather by month & the best time to visit
St. Kitts & Nevis · beach resort · tropical — wet & dry seasons climate

The best time to visit Basseterre is February — its sunniest month (Sunshine Score 94/100), with March and January close behind. Basseterre averages about 3,109 hours of sunshine a year. Daytime highs around 26°C / 79°F and roughly 18 mm of rain in February.
When is the best time to visit Basseterre?
For sunshine, the best time to visit Basseterre is February, then March and January. The dullest month is October (73/100, 136 mm of rain). The full month-by-month picture is in the table below.
How sunny is Basseterre?
Basseterre is one of the sunniest places on Earth: about 3,109 hours of sunshine a year. February (94/100) is noticeably better than October (73). It is the only destination Sunshine Atlas tracks in St. Kitts & Nevis. Rain has a clear season: the wettest stretch, around October, carries about 43% of the annual 791 mm.
Sunshine Score by month
| Month | Score | Day high | Night low | Rain | UV | Sea |
|---|---|---|---|---|---|---|
| January | 92 | 26° / 79°F | 25° / 77°F | 28 mm | 8 | 28° / 82°F |
| February | 94 | 26° / 79°F | 25° / 77°F | 18 mm | 10 | 27° / 81°F |
| March | 93 | 26° / 79°F | 25° / 77°F | 24 mm | 11 | 27° / 81°F |
| April | 91 | 27° / 81°F | 25° / 77°F | 38 mm | 12 | 28° / 82°F |
| May | 84 | 27° / 81°F | 26° / 79°F | 73 mm | 11 | 29° / 84°F |
| June | 87 | 28° / 82°F | 27° / 81°F | 59 mm | 10 | 30° / 86°F |
| July | 84 | 28° / 82°F | 27° / 81°F | 73 mm | 11 | 30° / 86°F |
| August | 81 | 29° / 84°F | 28° / 82°F | 90 mm | 11 | 30° / 86°F |
| September | 78 | 29° / 84°F | 28° / 82°F | 105 mm | 10 | 30° / 86°F |
| October | 73 | 28° / 82°F | 27° / 81°F | 136 mm | 9 | 30° / 86°F |
| November | 80 | 28° / 82°F | 27° / 81°F | 96 mm | 8 | 30° / 86°F |
| December | 88 | 27° / 81°F | 26° / 79°F | 51 mm | 7 | 29° / 84°F |
Sea temperature in Basseterre by month
The sea off Basseterre is warmest in June at around 30°C / 86°F, and coolest in February at 27°C / 81°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
Head-to-head
How Basseterre compares month by month: Basseterre vs Antigua · Basseterre vs Pointe-à-Pitre · Basseterre vs Sint Maarten · all comparisons
Basseterre: questions and answers
What kind of destination is Basseterre?
Basseterre is a beach resort in St. Kitts & Nevis with a tropical — wet & dry seasons climate — the sea reaches 30°C at its warmest and is swimmable (21°C+) year-round.
How many hours of sunshine does Basseterre get a year?
Basseterre gets about 3,109 hours of sunshine a year, at its best around February.
When is the best time to visit Basseterre?
The sunniest time to visit Basseterre is February, when the Sunshine Score peaks at 94/100 (with March and January close behind). Expect daytime highs around 26°C / 79°F.
What is the least sunny month in Basseterre?
October is the least sunny month in Basseterre, scoring 73/100 with about 136 mm of rain.
What is the sea temperature in Basseterre?
The sea in Basseterre ranges from about 27°C (February) to 30°C (June). Month-by-month sea temperatures are on this page.
How strong is the sun in Basseterre?
The typical midday UV index in Basseterre peaks around 12 (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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