Weather in Rio San Juan in December 2018

  • 28°C maximum daytime temperature in December in Rio San Juan28
    28°C max day temperature
  • 6 hours of sunshine per day (51% of daylight hours) in December in Rio San Juan6
    6 hours of sunshine per day
  • 14 days with some rainfall in December in Rio San Juan14
    14 days with some rainfall
  • 20°C minimum night-time temperature in December in Rio San Juan20
    20°C min night temperature
  • 11 hours of daylight per day in December in Rio San Juan11
    11 hours of daylight per day
  • Moderate heat & humidity in December in Rio San JuanM
    Moderate heat & humidity
  • 225 mm monthly rainfall in December in Rio San Juan225
    225 mm of monthly rainfall
  • UV (maximum) index 7 (High) in December in Rio San Juan7
    7 (High) UV index
  • 27°C sea temperature in December in Rio San Juan27
    27°C sea temperature

Going to Rio San Juan? Find the best month to visit Rio San Juan based on the weather.

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Expect 28°C daytime maximum temperatures in the shade with on average 6 hours of sunshine per day in Rio San Juan in December. Check more long-term weather averages for Rio San Juan in December before you book your next holiday to Dominican Republic in 2018/2019.

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More about Rio San Juan

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The December weather guide for Rio San Juan, Dominican Republic 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 / mm)  |  Imperial (°F / inches)

Guide to Rio San Juan weather in December

The average maximum daytime temperature in Rio San Juan in December is a warm 28°C (82°F) with moderate heat & humidity. The average night-time temperature is usually a comfortable 20°C (68°F). There are usually 6 hours of bright sunshine each day, which represents 51% of the 11 hours of daylight.

Expect 225mm (8.9 inches) of rainfall across the whole of December with 14 days with some rain falling. Maximum UV levels will be high (7 UV index) at midday when the skies are clear.

The average sea temperature in and around Rio San Juan in December is 27°C (81°F).

Rio San Juan sunrise & sunset times for December 2018

Browse the sunrise & sunset times for Rio San Juan in December 2018. Select a month to view Rio San Juan sunrise & sunset times for the next twelve months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Saturday, 1st December 2018 06:58 18:00
Sunday, 2nd December 2018 06:59 18:00
Monday, 3rd December 2018 07:00 18:01
Tuesday, 4th December 2018 07:00 18:01
Wednesday, 5th December 2018 07:01 18:01
Thursday, 6th December 2018 07:01 18:01
Friday, 7th December 2018 07:02 18:01
Saturday, 8th December 2018 07:03 18:02
Sunday, 9th December 2018 07:03 18:02
Monday, 10th December 2018 07:04 18:02
Tuesday, 11th December 2018 07:04 18:03
Wednesday, 12th December 2018 07:05 18:03
Thursday, 13th December 2018 07:06 18:03
Friday, 14th December 2018 07:06 18:04
Saturday, 15th December 2018 07:07 18:04
Sunday, 16th December 2018 07:07 18:05
Monday, 17th December 2018 07:08 18:05
Tuesday, 18th December 2018 07:08 18:05
Wednesday, 19th December 2018 07:09 18:06
Thursday, 20th December 2018 07:10 18:06
Friday, 21st December 2018 07:10 18:07
Saturday, 22nd December 2018 07:11 18:07
Sunday, 23rd December 2018 07:11 18:08
Monday, 24th December 2018 07:11 18:08
Tuesday, 25th December 2018 07:12 18:09
Wednesday, 26th December 2018 07:12 18:09
Thursday, 27th December 2018 07:13 18:10
Friday, 28th December 2018 07:13 18:11
Saturday, 29th December 2018 07:14 18:11
Sunday, 30th December 2018 07:14 18:12
Monday, 31st December 2018 07:14 18:12
  • Save up to 10% on holidays to the Dominican Republic in 2018/2019
  • Book online with TUI to receive discount
  • FREE kids places & low deposits also available

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Below are average maximum temperatures at popular destinations in the Dominican Republic in December. Select a destination to see more weather parameters.

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