Weather in Costa Rica in December 2018

  • 23°C maximum daytime temperature in December in Costa Rica (San Jose)23
    23°C max day temperature
  • 6 hours of sunshine per day (55% of daylight hours) in December in Costa Rica6
    6 hours of sunshine per day
  • 16 days with some rainfall in December in Costa Rica (San Jose)16
    16 days with some rainfall
  • 16°C minimum night-time temperature in December in Costa Rica (San Jose)16
    16°C min night temperature
  • 12 hours of daylight per day in December in Costa Rica (San Jose)12
    12 hours of daylight per day
  • No heat & humidity in December in Costa Rica (San Jose)0
    No heat & humidity
  • 36 mm monthly rainfall in December in Costa Rica (San Jose)36
    36 mm of monthly rainfall
  • UV (maximum) index 10 (Very High) in December in Costa Rica (San Jose)10
    10 (Very High) UV index

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Expect 23°C daytime maximum temperatures in the shade with on average 6 hours of sunshine per day in Costa Rica in December. Check more long-term weather averages for Costa Rica in December before you book your next holiday to Costa Rica in 2018/2019. The December weather averages shown above are for San Jose.

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The December weather guide for Costa Rica, represented by San Jose, 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 Costa Rica weather in December

The average maximum daytime temperature in Costa Rica in December is a warm 23°C (73°F). The average night-time temperature is usually a comfortable 16°C (61°F). There are usually 6 hours of bright sunshine each day, which represents 55% of the 12 hours of daylight.

Expect 36mm (1.4 inches) of rainfall across the whole of December with 16 days with some rain falling. Maximum UV levels will be very high (10 UV index) at midday when the skies are clear.

The weather in Costa Rica in December is represented by San Jose.

Costa Rica sunrise & sunset times for December 2018

Browse the sunrise & sunset times for Costa Rica in December 2018. Select a month to view Costa Rica sunrise & sunset times for the next twelve months. The Costa Rica sunrise & sunset times shown below are for San Jose.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Saturday, 1st December 2018 05:38 17:13
Sunday, 2nd December 2018 05:38 17:13
Monday, 3rd December 2018 05:39 17:14
Tuesday, 4th December 2018 05:39 17:14
Wednesday, 5th December 2018 05:40 17:14
Thursday, 6th December 2018 05:40 17:14
Friday, 7th December 2018 05:41 17:15
Saturday, 8th December 2018 05:41 17:15
Sunday, 9th December 2018 05:42 17:16
Monday, 10th December 2018 05:42 17:16
Tuesday, 11th December 2018 05:43 17:16
Wednesday, 12th December 2018 05:43 17:17
Thursday, 13th December 2018 05:44 17:17
Friday, 14th December 2018 05:45 17:18
Saturday, 15th December 2018 05:45 17:18
Sunday, 16th December 2018 05:46 17:18
Monday, 17th December 2018 05:46 17:19
Tuesday, 18th December 2018 05:47 17:19
Wednesday, 19th December 2018 05:47 17:20
Thursday, 20th December 2018 05:48 17:20
Friday, 21st December 2018 05:48 17:21
Saturday, 22nd December 2018 05:49 17:21
Sunday, 23rd December 2018 05:49 17:22
Monday, 24th December 2018 05:50 17:22
Tuesday, 25th December 2018 05:50 17:23
Wednesday, 26th December 2018 05:51 17:23
Thursday, 27th December 2018 05:51 17:24
Friday, 28th December 2018 05:51 17:25
Saturday, 29th December 2018 05:52 17:25
Sunday, 30th December 2018 05:52 17:26
Monday, 31st December 2018 05:53 17:26
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