San Rafael Weather in May

What's the weather like in San Rafael (Alajuela) in May 2024?

The climate in San Rafael during May can be summarized as hot, humid and very wet.

May is in the spring in San Rafael and is typically the 2nd warmest month of the year. Daytime maximum temperatures average around a muggy 27°C (81°F), whilst at night 19°C (66°F) is normal.

San Rafael weather averages (imperial / metric)
Daytime temperature 27.3°C 81.1°F
Nightly temperature 19.1°C 66.4°F
Average temperature 23.2°C 73.8°F
Daily sunshine 7 hrs
Avg rainfall 280 mm 11 ins
Rainy days 19 days
Sea temperature 29°C 84.1°F
Humidity 82%
Windspeed 12.2kph 8 mph

On average May is the 5th wettest month of the year in San Rafael with around 280mm 11 inches of rain making it a very wet time to visit. This rainfall is typically spread over 19 days, although this may vary considerably.

On the flip side this corresponds to an average of 7 hours of sunshine per day.

May temperatures in San Rafael

San Rafael average temperature in May

May rainfall

San Rafael average rain in May

May hourly sunshine

San Rafael 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 San Rafael in May 2024.

Other monthly averages

Best places to visit in May

UV index Best time to go?

San Rafael weather stats

San Rafael weather statistics
Hottest month: April 28°C 82.4°F
Driest month: February 2mm 0.1ins
Sunniest month: February 8.3hrs
Coldest month: December 25.7°C 78.3°F
Wettest month: September 408mm 16.1ins
Map showing location of San Rafael (10.06403, -84.47281) San Rafael map pin © Google

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