Rio San Juan weather in January 2025

Expect 82°F daytime maximum temperatures in the shade with on average 7 hours of sunshine per day in Rio San Juan in January. Check more long-term weather averages for Rio San Juan in January before you book your next holiday to Dominican Republic in 2025/2026.

  • 82°F maximum daytime temperature in January in Rio San Juan82
    82°F max day temperature
  • 7 hours of sunshine per day
  • 14 days with some rainfall in January in Rio San Juan14
    14 days with some rainfall
  • 66°F minimum night-time temperature in January in Rio San Juan66
    66°F min night temperature
  • 11 hours of daylight per day in January in Rio San Juan11
    11 hours of daylight per day
  • Moderate heat & humidity in January in Rio San JuanM
    Moderate heat & humidity
  • 5.3 inches monthly rainfall in January in Rio San Juan5.3
    5.3 inches of monthly rainfall
  • UV (maximum) index 8 (Very High) in January in Rio San Juan8
    8 (Very High) UV index
  • 79°F sea temperature in January in Rio San Juan79
    79°F sea temperature

More about the Rio San Juan

Rio San Juan by month

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The January weather guide for Dominican Republic (Rio San Juan) shows long term weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.

Metric (°C)  |  Imperial (°F)

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More about the Dominican Republic

How hot is it in Rio San Juan in January?

Daytime temperatures usually reach 82°F in Rio San Juan in January with moderate heat and humidity, falling to 66°F at night.

How sunny is it in Rio San Juan in January?

There are normally 7 hours of bright sunshine each day in Rio San Juan in January - that's 59% of daylight hours.

How warm is the sea around Rio San Juan in January?

The average sea temperature around Rio San Juan in January is 79°F.

Does it rain in Rio San Juan in January?

There are usually 14 days with some rain in Rio San Juan in January and the average monthly rainfall is 5.3 inches.

Rio San Juan January sunrise & sunset times

Browse the sunrise and sunset times for Rio San Juan in January 2025. Select a month to view Rio San Juan sunrise and sunset times for the next 12 months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Wednesday, 1st January 2025 07:15 18:13
Thursday, 16th January 2025 07:18 18:23
Friday, 31st January 2025 07:15 18:32

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