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San Juan — weather in May, water temperature

29.3°C Daytime temperatures 25°C Night temperatures 10 Sunny days 12.8-13.2 Sun (hours) 4 Rainy days 61.7 mm Precipitation 27.2°C water temperature
Air temperature
2017 2016 2015 2014 2013
The maximum daily temperature 32.7°C — 29 May 2015.
The maximum night temperature 27°C — 15 May 2017.
The minimum daily temperature 26.5°C — 9 May 2017.
The minimum night temperature 21.5°C — 2 May 2016.
water temperature
2017 2016 2015 2014 2013
The warmest water 28 °C — 28 May 2016. The coldest water 26.5 °C — 25 May 2013.
Sunny, cloudy and gloomy days
Precipitation, mm
Maximum precipitation 2264.3 mm — January. Minimum precipitation 31.6 mm — June.
Wind speed, km / h
Maximum wind speed 20.8 km / h — August. Minimum wind speed 14.2 km / h — October.
Number of hours of sunshine
The maximum number of hours of sunshine per day 8.7 h. — June. The minimum number of hours of sunshine per day 5.6 h. — December.
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