5 Tranquil Spots in the Dominican Republic
Explore the hidden gems of the Dominican Republic, from Bahía de Las Águilas to Constanza. Discover tranquil beaches, mountains, and green landscapes.
Río San Juan Weather in January
January in Río San Juan sees daytime temperatures around 27°C (81°F) and lows of 22°C (72°F) at night. With around 99 mm (3.9 in) of rainfall expected, it's worth packing a rain jacket.
Rainfall in Río San Juan in January
Historically, approximately 14 days this month are expected to have rain, averaging 99 mm (3.9 in). Rainfall intensity is on the higher side this month. Expect more substantial showers rather than light, passing rain.
Temperature in Río San Juan in January
January is one of the better months to visit Río San Juan. Expect 27°C (81°F) during the day and 22°C (72°F) at night. The days can feel warmer than the evenings, so packing for both parts of the day is a good idea. At 22°C (72°F) overnight, nights are warm enough to sit outside comfortably in light clothing. While slightly cooler, this month still offers warm and pleasant weather.If you're a fan of comfortable temperatures and drier conditions, January is a great time to visit.
Río San Juan Temperature in January
Min Temperature
22°C (72°F)
Max Temperature
27°C (81°F)
Chance of Rain
46%
Precipitation
99 mm (3.9 in)
Rainy days
14 days
Humidity
84% *
* Data from: Puerto Plata, the Dominican Republic (62 KM, 39 Miles).
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.
Daily Historical Temperatures
46-year average (1976-2026)
Based on our historical records, temperatures in Río San Juan typically stay consistent throughout January, with daily highs averaging around 27°C (81°F). Nights are pleasant, with lows around 20°C (68°F).
Average temperatures in January
Daily Historical Precipitation
46-year average (1976-2026)
Average daily rainfall for each day of the month based on long-term records.
Average precipitation in January
Historical weather records for Río San Juan in January
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 January
Based on 29 years of weather observations in Río San Juan between 1996 and 2025, these are the recorded extremes.
- The warmest day in January was on January 4, 1996, with a maximum of 35°C (95°F).
- On January 9, 1996, Río San Juan saw its coldest January day with temperatures maxing out at 22°C (72°F).
- The coldest night in January in Río San Juan was on January 17, 2023, with a minimum of 12°C (54°F).
Best Places in the Dominican Republic in January
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 January →
perfect weather
pleasant
tolerable
unpleasant
poor
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).
What to Wear in Río San Juan in January
Warm weather calls for comfortable, breathable clothing in January. 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 January
We rated the following activities from 1 (least suitable) to 10 (best) to do.
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Cycling7/10 -
Walking7/10 -
Camping8/10 -
Outdoor sports7/10
Río San Juan 3-Day Forecast
More climate data for Río San Juan
See the full Río San Juan climate overview or explore weather in the Dominican Republic.
Popular in January
Where to go in January - average daytime high across popular destinations.
Bayahibe
29°C (84°F) Juan Dolio
28°C (82°F) Las Terrenas
28°C (82°F) Santo Domingo29°C (84°F) Boca Chica28°C (82°F) Punta Cana27°C (81°F) Sosúa27°C (81°F) Cabarete27°C (81°F) Bucket list
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5 Tranquil Spots in the Dominican Republic
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