Treasure Cay weather by month & the best time to visit
🇧🇸 Bahamas · beach resort · tropical — wet & dry seasons climate
The best time to visit Treasure Cay is January — its sunniest month (Sunshine Score 87/100), with February and December close behind. Treasure Cay averages about 2,663 hours of sunshine a year. Daytime highs around 23°C / 73°F and roughly 41 mm of rain in January.
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- Sun hours / year
- 2,663
- Sunniest month
- January
- Peak score
- 87/100
- Rain / year
- 1,132 mm
- Midday UV at peak
- 10 (very high)
- Sea at warmest
- 31°C / 88°F
- Population
- 1k
- Elevation
- Sea level
When is the best time to visit Treasure Cay?
For sunshine, the best time to visit Treasure Cay is January, then February and December. The dullest month is September (67/100, 182 mm of rain). The full month-by-month picture is in the table below.
How sunny is Treasure Cay?
Treasure Cay gets a lot of sun: around 2,663 hours a year. January (87/100) is noticeably better than September (67). It ranks #21 of 21 destinations in Bahamas for annual sunshine, below the national median of 2,883 hours. Rain has a clear season: the wettest stretch, around August, carries about 41% of the annual 1,132 mm.
Sunshine Score by month
| Month | Score | Day high | Night low | Rain | UV | Sea |
|---|---|---|---|---|---|---|
| January | 87 | 23° / 73°F | 21° / 70°F | 41 mm | 5 | 21° / 70°F |
| February | 87 | 23° / 73°F | 21° / 70°F | 43 mm | 6 | 21° / 70°F |
| March | 85 | 23° / 73°F | 22° / 72°F | 53 mm | 8 | 24° / 75°F |
| April | 82 | 25° / 77°F | 23° / 73°F | 68 mm | 9 | 24° / 75°F |
| May | 74 | 26° / 79°F | 25° / 77°F | 113 mm | 9 | 28° / 82°F |
| June | 68 | 28° / 82°F | 27° / 81°F | 146 mm | 9 | 29° / 84°F |
| July | 69 | 29° / 84°F | 28° / 82°F | 141 mm | 10 | 31° / 88°F |
| August | 68 | 30° / 86°F | 28° / 82°F | 144 mm | 9 | 31° / 88°F |
| September | 67 | 29° / 84°F | 28° / 82°F | 182 mm | 8 | 30° / 86°F |
| October | 76 | 27° / 81°F | 26° / 79°F | 104 mm | 7 | 28° / 82°F |
| November | 85 | 25° / 77°F | 24° / 75°F | 55 mm | 5 | 25° / 77°F |
| December | 87 | 24° / 75°F | 22° / 72°F | 42 mm | 4 | 22° / 72°F |
Sea temperature in Treasure Cay by month
The sea off Treasure Cay is warmest in July at around 31°C / 88°F, and coolest in January at 21°C / 70°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.
See Treasure Cay on the interactive sunshine globe →
Nearby places for sunshine
- Nassau Bahamas · 190 km · best in Feb · 2,865 h sun/yr
- West Palm Beach United States · 269 km · best in Jan · 2,503 h sun/yr
- Miami United States · 308 km · best in Jan · 2,653 h sun/yr
- Vero Beach United States · 316 km · best in Feb · 2,650 h sun/yr
- Orlando United States · 429 km · best in Nov · 2,615 h sun/yr
- Fort Myers United States · 434 km · best in Jan · 2,702 h sun/yr
Nearest destinations
- Marsh Harbour Bahamas · 40 km · 2,663 h sun/yr · best in Jan
- Freeport Bahamas · 131 km · 2,700 h sun/yr · best in Jan
- Chub Cay Bahamas · 156 km · 2,865 h sun/yr · best in Feb
- North Eleuthera Bahamas · 158 km · 2,883 h sun/yr · best in Feb
- Governor's Harbour Bahamas · 194 km · 2,883 h sun/yr · best in Feb
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