Weather in San Juan in July 2019

  • 30°C maximum daytime temperature in July in San Juan30
    30°C max day temperature
  • 9 hours of sunshine per day (69% of daylight hours) in July in San Juan9
    9 hours of sunshine per day
  • 19 days with some rainfall in July in San Juan19
    19 days with some rainfall
  • 23°C minimum night-time temperature in July in San Juan23
    23°C min night temperature
  • 13 hours of daylight per day in July in San Juan13
    13 hours of daylight per day
  • High heat & humidity in July in San JuanH
    High heat & humidity
  • 180 mm monthly rainfall in July in San Juan180
    180 mm of monthly rainfall
  • UV (maximum) index 11+ (Extreme) in July in San Juan11
    11+ (Extreme) UV index
  • 28°C sea temperature in July in San Juan28
    28°C sea temperature

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

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Expect 30°C daytime maximum temperatures in the shade with on average 9 hours of sunshine per day in San Juan in July. Check more long-term weather averages for San Juan in July before you book your next holiday to Puerto Rico in 2019/2020.

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More about San Juan

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The July weather guide for San Juan, Puerto Rico 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 San Juan weather in July

The average maximum daytime temperature in San Juan in July 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 69% of the 13 hours of daylight.

Expect 180mm (7.1 inches) of rainfall across the whole of July with 19 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 July is 28°C (82°F).

San Juan sunrise & sunset times for July 2019

Browse the sunrise & sunset times for San Juan in July 2019. Select a month to view San Juan sunrise & sunset times for the next twelve months.


Date Sunrise times Sunset times
Monday, 1st July 2019 05:52 19:05
Tuesday, 2nd July 2019 05:52 19:05
Wednesday, 3rd July 2019 05:52 19:05
Thursday, 4th July 2019 05:53 19:05
Friday, 5th July 2019 05:53 19:05
Saturday, 6th July 2019 05:53 19:05
Sunday, 7th July 2019 05:54 19:05
Monday, 8th July 2019 05:54 19:05
Tuesday, 9th July 2019 05:54 19:05
Wednesday, 10th July 2019 05:55 19:05
Thursday, 11th July 2019 05:55 19:05
Friday, 12th July 2019 05:55 19:05
Saturday, 13th July 2019 05:56 19:05
Sunday, 14th July 2019 05:56 19:05
Monday, 15th July 2019 05:56 19:04
Tuesday, 16th July 2019 05:57 19:04
Wednesday, 17th July 2019 05:57 19:04
Thursday, 18th July 2019 05:57 19:04
Friday, 19th July 2019 05:58 19:04
Saturday, 20th July 2019 05:58 19:03
Sunday, 21st July 2019 05:58 19:03
Monday, 22nd July 2019 05:59 19:03
Tuesday, 23rd July 2019 05:59 19:03
Wednesday, 24th July 2019 05:59 19:02
Thursday, 25th July 2019 06:00 19:02
Friday, 26th July 2019 06:00 19:02
Saturday, 27th July 2019 06:00 19:01
Sunday, 28th July 2019 06:01 19:01
Monday, 29th July 2019 06:01 19:01
Tuesday, 30th July 2019 06:01 19:00
Wednesday, 31st July 2019 06:02 19:00
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