Río San Juan Weather in March
Río San Juan in March averages 28°C (82°F) during the day and 22°C (72°F) at night. Keep in mind that quite a bit of rainfall is expected this month.
Rainfall in Río San Juan in March
Historically, the month has about 11 days of rain, averaging 88 mm (3.5 in) in total. When showers do arrive, they tend to be on the heavier side. Worth being prepared even if rain days are not that numerous.
Temperature in Río San Juan in March
If you're visiting Río San Juan in March, expect perfect temperatures with highs of 28°C (82°F) and overnight lows of 22°C (72°F). This kind of day-to-night contrast is typical for this time of year. With overnight lows of 22°C (72°F), evenings stay pleasantly warm.If you're a fan of comfortable temperatures and drier conditions, March is a great time to visit.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit the Dominican Republic, check out our Río San Juan's climate page.
Río San Juan Temperature in March
Min Temperature
22°C (72°F)
Max Temperature
28°C (82°F)
Chance of Rain
35%
Precipitation
88 mm (3.5 in)
Rainy days
11 days
Humidity
82% *
Daily Historical Temperatures
47-year average (1976-2025)
Based on our historical records, temperatures in Río San Juan typically stay consistent throughout March, with daily highs averaging around 28°C (82°F). Nights are warm, with lows around 21°C (70°F).
Average temperatures in March
Daily Historical Precipitation
47-year average (1976-2025)
Average daily rainfall for each day of the month based on long-term records.
Average precipitation in March
Historical weather for Río San Juan in March
Browse day-by-day weather records for Río San Juan spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Río San Juan historical weather extremes in March
Based on 12 years of weather observations in Río San Juan between 2014 and 2026, these are the recorded extremes.
- The hottest March day on record in Río San Juan reached 33°C (91°F) (March 19, 2014).
- Río San Juan experienced its chilliest March day on March 9, 2020, reaching only 22°C (72°F).
- Nighttime temperatures dropped to 15°C (59°F) on March 20, 2025, marking the coldest March night on record.
Best Places in the Dominican Republic in March
Find out more about the weather in the Dominican Republic and which places have the best travel conditions in this month. See all of the Dominican Republic in March →
perfect weather
pleasant
tolerable
unpleasant
poor
What to Wear in Río San Juan in March
Warm weather calls for comfortable, breathable clothing in March. Cotton t-shirts, shorts, light dresses, and sandals are perfect. You might still want a light layer for evenings or air-conditioned places (for example buses). High rain levels are expected, so pack waterproof gear and an umbrella or poncho.What To Do in Río San Juan in March
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit the Dominican Republic, check out our Río San Juan's climate page.
See the full Río San Juan climate overview or explore weather in the Dominican Republic.
