Guaynabo Weather in May

What's the weather like in Guaynabo (Guaynabo) in May 2024?

The climate in Guaynabo during May can be summarized as hot, humid and wet.

May is in the spring in Guaynabo and is typically the 6th warmest month of the year. Daytime maximum temperatures average around a steamy 30°C (85°F), whilst at night 22°C (72°F) is normal.

Guaynabo weather averages (imperial / metric)
Daytime temperature 29.5°C 85°F
Nightly temperature 22.4°C 72.2°F
Average temperature 25.9°C 78.6°F
Daily sunshine 8.7 hrs
Avg rainfall 182 mm 7.1 ins
Rainy days 16 days
Sea temperature 27.5°C 81.4°F
Humidity 76%
Windspeed 15.1kph 9 mph

On average May is the 3rd wettest month of the year in Guaynabo with around 182mm 7.1 inches of rain making it a wet time to visit. This rainfall is typically spread over 16 days, although this may vary considerably.

On the flip side this corresponds to an average of 8.7 hours of sunshine per day.

May temperatures in Guaynabo

Guaynabo average temperature in May

May rainfall

Guaynabo average rain in May

May hourly sunshine

Guaynabo average rain in May

The data used in these monthly averages covers a period of over 100 years right up until last year. As such they are a valid prediction of what to expect for the weather in Guaynabo in May 2024.

Other monthly averages

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Guaynabo weather stats

Guaynabo weather statistics
Hottest month: August 30.2°C 86.4°F
Driest month: March 79mm 3.1ins
Sunniest month: March 9.6hrs
Coldest month: February 26.9°C 80.4°F
Wettest month: August 195mm 7.7ins
Map showing location of Guaynabo (18.35745, -66.111) Guaynabo map pin © Google

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