George Town (Grand Cayman) weather in December

December in George Town: hot, a little rain, with clean air — an excellent time to visit.

Updated September 2026 · climate normals from ERA5 reanalysis

George Town Cayman Islands · Greater Antilles · Island86
  1. 89Jan
  2. 91Feb
  3. 91Mar
  4. 90Apr
  5. 84May
  6. 79Jun
  7. 85Jul
  8. 82Aug
  9. 80Sep
  10. 72Oct
  11. 76Nov
  12. 86Dec

#5 of 12 months in George Town · #260 of 1413 destinations to visit in December · comfort 86/100 (tier A)

Days
30°C
Nights
24°C
Wet days
10
Sun
9.7 h
Humidity
74%
Daylight
11 h
George Town, Cayman Islands
Photo: Kenny Foo · Pexels

Traveller notes on George Town in December

Other months in George Town

Forum posters note Grand Cayman gets around 50 inches of rain annually, much of it concentrated in the shoulder-season months of May and October. Posters describe October rain as typically intermittent - it comes down, then the sun returns - rather than an all-day washout, though experiences genuinely vary, with some travelers reporting glorious weather and others hitting rainier stretches. Posters are direct that October sits within prime Atlantic hurricane season, meaning real trip-disruption risk and travel insurance worth having in case a big storm requires canceling. On the upside, posters note October brings quieter crowds, easier restaurant bookings, lower condo prices, and local events like Restaurant Month and Cocktail Week. Posters generally rate October as a genuine trade-off for George Town - real rain and hurricane risk balanced against real value and lighter crowds.
Tripadvisor community · October · 1 month ago · Read more on Tripadvisor ↗
Forum posters describe April as sitting near the end of the cooler, drier winter season (November-April) - typically mid-to-high 80sF by day, mid-to-high 70sF at night, with little to no rain and crystal-clear water. Posters call March through mid-May the best overall weather stretch, with no need to worry about tropical storms or hurricanes this time of year. The trade-off: April counts as high season, with room rates 40-100% above the off-season baseline, though posters note mid-April through mid-May (after Easter) brings meaningfully lower rates while the good weather largely holds - a sweet spot for value-conscious travelers willing to shift a couple of weeks later.
Tripadvisor community · April · 1 month ago · Read more on Tripadvisor ↗

Add your own note from George Town's card on the map.

George Town climate normals — December

Daytime high30°C / 86°F🥵 hot
Nighttime low24°C / 75°F
Feels like (high)32°C / 90°F
Sea temperature28°C / 83°F♨️ bath-warm
Rainfall41 mm / 1.6 in🌦 some rain
Rainy days10 days
Humidity74%💧 humid
Dew point23°C / 73°F
Sunshine9.7 h/day
Daylight11 h
Wind31 km/h / 19 mph
Air quality (US AQI)37🍃 good

Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.

Crowds in George Town in December

How busy the place itself is — school and mass holidays, the months an editor tagged, and how sought-after the weather makes them. Never part of the comfort score.

BusyCruise season, school holidays in 3 of the markets that fill it(estimated)

JFMAMJJASOND

Peak crowdsBusyShoulder seasonQuiet

Best months for George Town's weather

Ranked by this destination's own climate comfort score across the year — a different thing from how busy it gets (see Crowds above).

Fair weatherGeorge Town's weather doesn't swing hard through the year — comfort stays fairly steady in every month.

JFMAMJJASOND

What's on in George Town in December

Recurring seasonal events, natural spectacles, closures and holidays — curated and sourced.

  • Season

    Cruise season

    1 Nov – 30 Apr · usuallyCrowded

    There is no cruise berth, so passengers come ashore by tender and the shops along Harbour Drive live off them. On a four-ship day the Stingray City boats and the Seven Mile snorkel trips are the bottleneck, not the town.

What's on around the world in December →

Where is George Town?

Loading map…

George Town in December — FAQ

Is December a good time to visit George Town?
December in George Town: hot, a little rain, with clean air — an excellent time to visit. It ranks #5 of 12 months for George Town on SeasonMap's comfort score (86/100).
What is the weather like in George Town in December?
In December, George Town averages a daily high of 29.9°C and a low of 24.1°C, with about 41.1 mm of rain over roughly 10 rainy days.
What is the air quality in George Town in December?
George Town has a mean US Air Quality Index of about 37 in December.