Cat Island weather by month & the best time to visit
Bahamas · beach resort · tropical — wet & dry seasons climate
The best time to visit Cat Island is February — its sunniest month (Sunshine Score 92/100), with March and January close behind. Cat Island averages about 2,985 hours of sunshine a year. Daytime highs around 24°C / 75°F and roughly 25 mm of rain in February.
When is the best time to visit Cat Island?
For sunshine, the best time to visit Cat Island is February, then March and January. The dullest month is September (77/100, 110 mm of rain). The full month-by-month picture is in the table below.
How sunny is Cat Island?
Cat Island gets a lot of sun: around 2,985 hours a year. Conditions barely change through the year — only 15 Sunshine Score points separate February from September. It ranks #5 of 21 destinations in Bahamas for annual sunshine, above the national median of 2,883 hours. The year's 783 mm of rain spreads fairly evenly across the months, with no pronounced dry season.
Sunshine Score by month
| Month | Score | Day high | Night low | Rain | UV | Sea |
|---|---|---|---|---|---|---|
| January | 91 | 24° / 75°F | 23° / 73°F | 31 mm | 6 | 26° / 79°F |
| February | 92 | 24° / 75°F | 23° / 73°F | 25 mm | 8 | 25° / 77°F |
| March | 92 | 25° / 77°F | 23° / 73°F | 25 mm | 9 | 25° / 77°F |
| April | 89 | 25° / 77°F | 24° / 75°F | 43 mm | 10 | 25° / 77°F |
| May | 80 | 27° / 81°F | 25° / 77°F | 92 mm | 10 | 28° / 82°F |
| June | 78 | 28° / 82°F | 27° / 81°F | 102 mm | 10 | 29° / 84°F |
| July | 82 | 29° / 84°F | 28° / 82°F | 81 mm | 10 | 31° / 88°F |
| August | 80 | 29° / 84°F | 28° / 82°F | 93 mm | 11 | 31° / 88°F |
| September | 77 | 29° / 84°F | 28° / 82°F | 110 mm | 9 | 31° / 88°F |
| October | 80 | 28° / 82°F | 27° / 81°F | 93 mm | 8 | 30° / 86°F |
| November | 86 | 26° / 79°F | 25° / 77°F | 58 mm | 6 | 27° / 81°F |
| December | 91 | 25° / 77°F | 24° / 75°F | 30 mm | 5 | 26° / 79°F |
Sea temperature in Cat Island by month
The sea off Cat Island is warmest in July at around 31°C / 88°F, and coolest in February at 25°C / 77°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.
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Cat Island: questions and answers
What kind of destination is Cat Island?
Cat Island is a beach resort in Bahamas with a tropical — wet & dry seasons climate — the sea reaches 31°C at its warmest and is swimmable (21°C+) year-round.
How many hours of sunshine does Cat Island get a year?
Cat Island gets about 2,985 hours of sunshine a year, at its best around February.
When is the best time to visit Cat Island?
The sunniest time to visit Cat Island is February, when the Sunshine Score peaks at 92/100 (with March and January close behind). Expect daytime highs around 24°C / 75°F.
What is the least sunny month in Cat Island?
September is the least sunny month in Cat Island, scoring 77/100 with about 110 mm of rain.
What is the sea temperature in Cat Island?
The sea in Cat Island ranges from about 25°C (February) to 31°C (July). Month-by-month sea temperatures are on this page.
How strong is the sun in Cat Island?
The typical midday UV index in Cat Island peaks around 11 (extreme) in August, easing to about 5 (moderate) in December. Month-by-month midday UV values are in the UV column of the table on this page.
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