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Vieques Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit Vieques.
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Climate overview of Vieques
Vieques, Puerto Rico, enjoys a steady climate throughout the year, with daytime temperatures typically around 28°C (82°F). September is the warmest month at 30°C (86°F), while February is the coolest at 27°C (81°F).
With around 1276 mm (50 in) of annual rainfall, Vieques has a notably wet climate. The wettest month is September. The most sunshine falls in March, with an average of 9.5 hours of daily sunshine.
Vieques Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Vieques - and find the best time to visit.
Monthly Temperature in Vieques
The temperature in Vieques remains steady throughout the year, providing a consistently comfortable climate. Average daytime temperatures reach a comfortable 30°C (86°F) in September. In February, the coolest month of the year, temperatures drop to a comfortable 27°C (81°F).
At night, temperatures range from around 27°C (81°F) in September to 24°C (75°F) in February.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in Vieques
Vieques has a relatively rainy climate with high precipitation levels, averaging 1276 mm (50 in) of rainfall annually. Vieques can be quite wet during September, receiving approximately 176 mm (6.9 in) of precipitation over 18 rainy days.
In contrast, during the driest month (March), you will experience much drier conditions, with 46 mm (1.8 in) of precipitation spread across 15 rainy days. For more details, please visit our Vieques 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 Vieques
Vieques experiences moderate variation in sunshine hours across the seasons. With 9.5 hours daily sunshine in March, it dips to 6.8 hours in November, offering a balanced mix of sunny and overcast days.
Visit our detailed sunshine hours page for more information.
Monthly hours of sunshine
Data from: San Juan, Puerto Rico (66 KM, 41 Miles).
Daily hours of sunshine
Data from: San Juan, Puerto Rico (66 KM, 41 Miles).
Daily percentage of sunshine
Data from: San Juan, Puerto Rico (66 KM, 41 Miles).
Humidity in Vieques by Month
The relative humidity is high throughout the year in Vieques.
The city experiences its highest humidity in October, reaching 77%. In March, the humidity drops to its lowest level at 71%. What does this mean? Read our detailed page on humidity levels for further details.
Relative humidity over the year
Data from: San Juan, Puerto Rico (66 KM, 41 Miles).
Best Time to Visit Vieques
Conditions in Vieques are generally most comfortable in January, February, March, April and December. They are typically least comfortable in August and September.
Monthly ratings reflect general weather comfort, based on daytime temperature and rainfall. Swimming and winter conditions are highlighted separately where relevant.
Jan
excellent
Feb
excellent
Mar
excellent
Apr
excellent
May
very good
Jun
very good
Jul
very good
Aug
mixed
Sep
mixed
Oct
very good
Nov
very good
Dec
excellent
- Best overall: January, February, March, April and December
- Warmest weather: May, June, July, August, September, October and November
- Most sunshine: March and July
- Fewer rainy days: February, March, April, May and June
Frequently asked questions about the climate in Vieques
What is the best time to visit Vieques?
January, February, March, April and December typically offer the most optimal weather in Vieques. In contrast, August and September tend to have less optimal conditions.
What temperatures can I expect in Vieques?
Daytime highs range from 27°C (81°F) in February to 30°C (86°F) in September. Nighttime lows range from 24°C (75°F) to 27°C (81°F). Temperatures stay relatively stable year-round.
How much rain does Vieques get?
Annual rainfall is around 1276 mm (50 in). September is the wettest month with 176 mm (6.9 in), while March is the driest with 46 mm (1.8 in).
How sunny is Vieques?
Vieques receives around 2,966 hours of sunshine per year. March is the sunniest month with 284 hours, while November is the cloudiest with just 203 hours. Overall, Vieques enjoys abundant sunshine.
Vieques 3-Day Forecast
Vieques on the map
Vieques is highlighted - select any city to see its climate.
Popular in October
Where to go in October - average daytime high across popular destinations.
San Juan
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30°C (86°F) Aguada30°C (86°F) Luquillo30°C (86°F) Culebra29°C (84°F) Rincon30°C (86°F) Vieques29°C (84°F) Fajardo30°C (86°F) Bucket list
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