Temperature
Warm by day, warm at night.
80°Ftypical December high
Typical range
December climate
December in George Town
Cayman Islands · Caribbean
Warm days and plenty of sun. Wind on exposed beaches and humid air are the main drawbacks.
Excellent time to visit
Daytime high
80°F
Lows around 78°F
Rain
Several rainy days
Sun
10 h/day
Air feel
Humid
Sea temp
82°F
Great for swimming
Wind
17 mph
Windy
When to visit
Month-by-month fit
Best
Precipitation
Several rainy days, mostly brief and on-and-off. About 10 wet days, fewer than in most months.
32%wet-day frequency
AmountWet-day chance
Sunshine
Plenty of sun this month.
10.2 hDecember sunshine
Heat & humidity by month
Warm days, with humid periods.
89%December Heat feel
Easy airWarm airHumid airVery humid air
Hourly temperature pattern
In December, afternoons feel about 78° and nights feel near 77°.
ComfortableWarmHotNight hours
Clear sky
Partly cloudy skies this month.
60%December Clear sky
Clear skyCloud
Wind pattern
Wind can affect exposed beach comfort.
17 mphDecember Windy
Sea temperature
82°FDecember sea temp
More detailIncludes daypart comfort
Typical December day
December stays around 79°F through the day and night.
Avg temp Typical range
Morning79°F
Rain20%
Cloud41%
Humid airVery high
Sun intensityLow
Midday79°F
Rain18%
Cloud40%
Humid airVery high
Sun intensityStrong
Late afternoon79°F
Rain14%
Cloud40%
Humid airVery high
Sun intensityModerate
Early evening79°F
Rain16%
Cloud38%
Humid airVery high
Sun intensityMinimal
Best windowData tableView month-by-month numbers
View month-by-month numbers
| Month | High°F | Low°F | Rainin | Wet days | Sunh | Humidity% | Sea°F |
|---|---|---|---|---|---|---|---|
| Jan | 79 | 76 | 1.1 | 7 | 10.5 | 76 | 80 |
| Feb | 79 | 77 | 0.6 | 5 | 10.8 | 76 | 80 |
| Mar | 79 | 77 | 0.8 | 5 | 11.0 | 76 | 80 |
| Apr | 80 | 78 | 0.8 | 5 | 12.0 | 78 | 81 |
| May | 82 | 79 | 3.3 | 12 | 11.9 | 80 | 83 |
| Jun | 83 | 80 | 4.4 | 14 | 11.7 | 82 | 84 |
| Jul | 84 | 81 | 2.5 | 12 | 12.4 | 80 | 85 |
| Aug | 85 | 82 | 3.6 | 15 | 11.8 | 80 | 86 |
| Sep | 84 | 81 | 5.5 | 18 | 10.8 | 80 | 86 |
| Oct | 83 | 80 | 8.3 | 20 | 9.9 | 81 | 85 |
| Nov | 81 | 79 | 5.1 | 14 | 9.9 | 78 | 83 |
| Dec | 80 | 78 | 2.0 | 10 | 10.2 | 77 | 82 |
Similar climates
Similar
Similar travel styleGrand TurkTurks and Caicos IslandsSimilar travel styleBiminiBahamasSimilar travel stylePlaya del CarmenMexicoSimilar travel styleCozumelMexico
Want a side-by-side climate view? Compare George Town with Grand Turk.
Climate data notePlanning guidance, not a forecast
Typical monthly values are based on long-term climate records. Useful for planning, not a forecast. Check the weather before you travel.
Sunshine: source type is not yet identified at metric level.
Local microclimates can vary by beach, neighborhood, trail, or elevation.
Last updated: Jul 31, 2026
Data & methodology