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Río San Juan Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit Río San Juan.
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10-day forecastForecast
Climate overview of Río San Juan
The climate in Río San Juan, Puerto Plata Province, Dominican Republic, is remarkably consistent, with temperatures year-round averaging 29°C (84°F). The warmest month is September at 31°C (88°F), and the coolest is January at 27°C (81°F).
The city has a wet climate, receiving around 1337 mm (53 in) of rainfall per year. November is the wettest month.
Río San Juan Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Río San Juan - and find the best time to visit.
Monthly Temperature in Río San Juan
In Río San Juan temperatures are generally consistent throughout the year. On average, daytime temperatures range from a very warm 31°C (88°F) in September to a comfortable 27°C (81°F) in January.
Nighttime temperatures range from 25°C (77°F) in September to 22°C (72°F) in January.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in Río San Juan
Río San Juan experiences significant rainfall throughout the year, averaging 1337 mm (53 in) of precipitation annually. The amount of precipitation varies moderately throughout the year. The wettest month, November, sees around 149 mm (5.9 in) of rainfall, perfect for those who enjoy a bit of rain now and then. The driest month, February, still receives a respectable 83 mm (3.3 in) of rainfall. For more details, please visit our Río San Juan Precipitation page.
The mean monthly precipitation over the year, including rain, hail, and snow
The average number of days each month with precipitation
Humidity in Río San Juan by Month
The city experiences its highest humidity in January, reaching 84%. In July, the humidity drops to its lowest level at 76%. What does this mean? Read our detailed page on humidity levels for further details.
Relative humidity over the year
Data from: Puerto Plata, the Dominican Republic (62 KM, 39 Miles).
Best Time to Visit Río San Juan
For comfortable weather, consider visiting Río San Juan in January, February and March. Conditions are usually least favourable in July, August, September and October.
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
very good
May
very good
Jun
good
Jul
mixed
Aug
mixed
Sep
mixed
Oct
mixed
Nov
very good
Dec
very good
- Best overall: January, February and March
- Warmest weather: May, June, July, August, September and October
- Fewest rainy days: February, March and April
Frequently asked questions about the climate in Río San Juan
What is the best time to visit Río San Juan?
January, February and March typically offer the most optimal weather in Río San Juan. In contrast, July, August, September and October tend to have less optimal conditions.
What temperatures can I expect in Río San Juan?
Daytime highs range from 27°C (81°F) in January to 31°C (88°F) in September. Nighttime lows range from 22°C (72°F) to 25°C (77°F). Temperatures stay relatively stable year-round.
How much rain does Río San Juan get?
Annual rainfall is around 1337 mm (53 in). November is the wettest month with 149 mm (5.9 in), while February is the driest with 83 mm (3.3 in).
Río San Juan 3-Day Forecast
Río San Juan on the map
Río San Juan is highlighted - select any city to see its climate.
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