Weather in San Juan in June 2018

  • 30°C maximum daytime temperature in June in San Juan30
    30°C max day temperature
  • 9 hours of sunshine per day (65% of daylight hours) in June in San Juan9
    9 hours of sunshine per day
  • 17 days with some rainfall in June in San Juan17
    17 days with some rainfall
  • 23°C minimum night-time temperature in June in San Juan23
    23°C min night temperature
  • 13 hours of daylight per day in June in San Juan13
    13 hours of daylight per day
  • High heat & humidity in June in San JuanH
    High heat & humidity
  • 151 mm monthly rainfall in June in San Juan151
    151 mm of monthly rainfall
  • UV (maximum) index 11+ (Extreme) in June in San Juan11
    11+ (Extreme) UV index
  • 28°C sea temperature in June in San Juan28
    28°C sea temperature

Expect 30°C daytime maximum temperatures in the shade with on average 9 hours of sunshine per day in San Juan in June. Check more long-term weather averages for San Juan in June before you book your next holiday to Puerto Rico in 2018.

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Guide to San Juan weather in June

The average maximum daytime temperature in San Juan in June is a hot 30°C (86°F) with high heat & humidity. The average night-time temperature is usually a warm 23°C (73°F). There are usually 9 hours of bright sunshine each day, which represents 65% of the 13 hours of daylight.

Expect 151mm (5.9 inches) of rainfall across the whole of June with 17 days with some rain falling. Maximum UV levels will be extreme (11+ UV index) at midday when the skies are clear.

The average sea temperature in and around San Juan in June is 28°C (82°F).

The weather in San Juan in June is represented by San Juan.

San Juan sunrise & sunset times for June 2018

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


Date Sunrise times Sunset times
Friday, 1st June 2018 05:47 18:57
Saturday, 2nd June 2018 05:47 18:58
Sunday, 3rd June 2018 05:47 18:58
Monday, 4th June 2018 05:47 18:59
Tuesday, 5th June 2018 05:47 18:59
Wednesday, 6th June 2018 05:47 18:59
Thursday, 7th June 2018 05:47 19:00
Friday, 8th June 2018 05:47 19:00
Saturday, 9th June 2018 05:47 19:00
Sunday, 10th June 2018 05:47 19:01
Monday, 11th June 2018 05:47 19:01
Tuesday, 12th June 2018 05:48 19:01
Wednesday, 13th June 2018 05:48 19:01
Thursday, 14th June 2018 05:48 19:02
Friday, 15th June 2018 05:48 19:02
Saturday, 16th June 2018 05:48 19:02
Sunday, 17th June 2018 05:48 19:03
Monday, 18th June 2018 05:48 19:03
Tuesday, 19th June 2018 05:49 19:03
Wednesday, 20th June 2018 05:49 19:03
Thursday, 21st June 2018 05:49 19:03
Friday, 22nd June 2018 05:49 19:04
Saturday, 23rd June 2018 05:50 19:04
Sunday, 24th June 2018 05:50 19:04
Monday, 25th June 2018 05:50 19:04
Tuesday, 26th June 2018 05:50 19:04
Wednesday, 27th June 2018 05:51 19:04
Thursday, 28th June 2018 05:51 19:05
Friday, 29th June 2018 05:51 19:05
Saturday, 30th June 2018 05:51 19:05
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San Juan weather by month

Check San Juan weather for a particular month by selecting from the list below. Monthly weather guides include figures for temperature, rainfall, sunshine hours and sea temperature plus daily sunrise & sunset times.

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