Georgetown Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit Georgetown.
Climate overview of Georgetown
Georgetown, Cayman Islands, has a stable climate with little temperature variation across the year. Average daytime temperatures hover around 29°C (84°F), peaking in August at 30°C (86°F) and dipping in January to 27°C (81°F).
Rainfall is high, totalling around 1060 mm (42 in) per year. October is the wettest month and February the driest. The city also experiences a distinct dry season from January to April. The sunniest month is July, with 10.7 hours of sunshine per day on average.
Georgetown Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Georgetown - and find the best time to visit.
Monthly Temperature in Georgetown
With minimal seasonal shifts, Georgetown experiences a constant climate year-round. Average maximum daytime temperatures range from a very warm 30°C (86°F) in August, the warmest time of the year, to a comfortable 27°C (81°F) during cooler months like January.
At night, you can expect temperatures ranging from 27°C (81°F) in August to around 25°C (77°F) during January.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in Georgetown
Georgetown has a notably wet climate with abundant precipitation, recording 1060 mm (42 in) of rainfall per year. Significant seasonal changes in precipitation occur throughout the year. In the wettest month, October it receives heavy rainfall, averaging 224 mm (8.8 in) of precipitation, recorded across 17 rainy days. In contrast, the driest month February brings less rainfall, with 23 mm (0.9 in) over 8 rainy days. For more details, please visit our Georgetown Precipitation page.
The mean monthly precipitation over the year, including rain, hail, and snow
The average number of days each month with precipitation
Sunshine Hours in Georgetown
While the amount of sunshine in Georgetown varies throughout the year, all seasons offer their own charm. Enjoy up to 10.7 hours of daily sun in July, and experience slightly darker atmosphere in November, with about 7.0 hours of daily sunlight.
Visit our detailed sunshine hours page for more information.
Monthly hours of sunshine
Daily hours of sunshine
Water Temperature in Georgetown
The mean water temperature over the year ranges from 27°C (81°F) in January to 30°C (86°F) in August.
Water temperature over the year
Humidity in Georgetown by Month
The relative humidity is high throughout the year in Georgetown.
The city experiences its highest humidity in September, reaching 79%. In March, the humidity drops to its lowest level at 75%. What does this mean? Read our detailed page on humidity levels for further details.
Relative humidity over the year
Best Time to Visit Georgetown
Monthly ratings reflect general weather comfort, based on daytime temperature and rainfall. Swimming and winter conditions are highlighted separately where relevant.
- Best overall: January, February, March, April and December
- Warmest weather: May, June, July, August, September and October
- Most sunshine: July
- Fewest rainy days: February, March and April
- Best for swimming: Any time of year. The sea stays pleasantly warm year-round.
- Wettest months: August, September, October and November, when rainfall is highest.
- Seasonal pattern: A distinct dry season from January to April
Frequently asked questions about the climate in Georgetown
What is the best time to visit Georgetown?
January, February, March, April and December typically offer the most optimal weather in Georgetown. In contrast, October tends to have less optimal conditions. Georgetown has a distinct dry season from January to April.
What temperatures can I expect in Georgetown?
Daytime highs range from 27°C (81°F) in January to 30°C (86°F) in August. Nighttime lows range from 25°C (77°F) to 27°C (81°F). Temperatures stay relatively stable year-round.
How much rain does Georgetown get?
Annual rainfall is around 1060 mm (42 in). October is the wettest month with 224 mm (8.8 in), while February is the driest with 23 mm (0.9 in).
How sunny is Georgetown?
Georgetown receives around 3,050 hours of sunshine per year. July is the sunniest month with 322 hours, while November is the cloudiest with just 210 hours. Overall, Georgetown enjoys abundant sunshine.
Georgetown 3-Day Forecast
Georgetown on the map
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Popular this month
Where to go in August - average daytime high across popular destinations.
