Río San Juan Weather in October
October in Río San Juan averages 30°C (86°F) during the day and 24°C (75°F) at night. Quite a bit of rainfall is typical this month, with around 130 mm (5.1 in) on average. An umbrella is a good idea.
Rainfall in Río San Juan in October
You can expect rain on around 17 days based on historical patterns, with 130 mm (5.1 in) average for the month. Rain falls regularly this month and can be quite heavy when it does. Showers can be substantial, so waterproof gear is a good idea.
Temperature in Río San Juan in October
October in Río San Juan brings typical temperatures with highs around 30°C (86°F) and lows of 24°C (75°F). Sunshine and humidity can make it feel even warmer than the raw temperature suggests. With overnight lows of 24°C (75°F), evenings and nights remain warm. Light clothing and an open window or fan can help you sleep comfortably.October in Río San Juan has its charm. However, if you're seeking pleasant, dry and sunny weather, our weather planner can help you explore other destinations in the world.
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 October
Min Temperature
24°C (75°F)
Max Temperature
30°C (86°F)
Chance of Rain
55%
Precipitation
130 mm (5.1 in)
Rainy days
17 days
Humidity
79% *
Daily Historical Temperatures
47-year average (1976-2025)
Based on our historical records, temperatures in Río San Juan typically stay consistent throughout October, with daily highs averaging around 30°C (86°F). Nights are warm, with lows around 23°C (73°F).
Average temperatures in October
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 October
Historical weather for Río San Juan in October
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 October
Our historical data for Río San Juan spans 1996 to 2025, revealing these weather extremes.
- On October 13, 1998, temperatures climbed to 36°C (97°F), marking the warmest October day on record.
- The coldest October day was on October 27, 2023, with a maximum of 25°C (77°F).
- Río San Juan registered its coldest October night on October 24, 2019, with temperatures dropping to 19°C (66°F).
Best Places in the Dominican Republic in October
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 October →
perfect weather
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tolerable
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What to Wear in Río San Juan in October
Warm but pleasant conditions in Río San Juan in October. Focus on lightweight, maybe with natural fabrics, cotton blend shirts, comfortable shorts, and breathable footwear. A light cover-up for sun protection is smart too. Expect heavy rainfall, so bring good rain protection and waterproof bags.What To Do in Río San Juan in October
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.
