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Weather in May in San José

Planning a journey to San José this May and curious over the weather conditions to await? Your essential details are found on this page, answering your query:

What is the weather like in San José in May?

San José is a region in Costa Rica. May in San José generally has warm temperatures, with heavy precipitation.

Temperatures

The average maximum temperatures are warm and range from 24°C in La Ese to 27°C in Colón. Nighttime temperatures generally drop to 19°C in Colón and 17°C in La Ese.

Precipitation

In May, precipitation varies across different areas. From heavy rainfall in Heredia with an average of 351 mm to heavy rainfall in San Isidro with 582 mm.

Average sunshine

Most areas experience a moderate amount of sunshine, with approximately 183 hours of sunlight expected in San José. This makes it neither too gloomy nor overly bright.

To learn more about the conditions in specific areas of San José in May, check out the map below. For more details on the yearly weather, visit our San José climate page.

Where to go in San José in May

Find more information for the most popular destinations in the San José on the map below. Click on a destination dot for more detailes.

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Legend perfect weather pleasant tolerable unpleasant poor
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C and 29°C and not too much precipitation (less than 90 mm a month).

Popular destinations

What is the weather like in May for the 5 most popular destinations in San José?

San José

In May San José generally has high temperatures with maximum daytime temperatures around 25°C, minimum nighttime temperatures around 17°C and heavy monthly rainfall. So on average the conditions are poor that month.

San José
minimum temparatureMax temperature minimum temparatureMax temp
maximum temparatureMin temperature maximum temparatureMin temp
sun hoursMonthly sun hours sun hoursSun hours
precipitationMonthly rainfall precipitationRainfall
rain daysMonthly rainy days rain daysRainy days
conditionsWeather conditions conditionsWeather
<<   April April
<<  
26°C 
16°C 
241 hours 
123 mm 
11 days 
25°C 
17°C 
183 hours 
403 mm 
19 days 
poor 
June   >> June
>>  
25°C 
17°C 
145 hours 
455 mm 
24 days 
poor 
Climate in San José

Heredia

In May Heredia generally has high temperatures with maximum daytime temperatures around 25°C, minimum nighttime temperatures around 17°C and heavy monthly rainfall. So on average the conditions are poor that month.

Heredia
minimum temparatureMax temperature minimum temparatureMax temp
maximum temparatureMin temperature maximum temparatureMin temp
sun hoursMonthly sun hours sun hoursSun hours
precipitationMonthly rainfall precipitationRainfall
rain daysMonthly rainy days rain daysRainy days
conditionsWeather conditions conditionsWeather
<<   April April
<<  
26°C 
17°C 
241 hours 
93 mm 
11 days 
25°C 
17°C 
183 hours 
351 mm 
20 days 
poor 
June   >> June
>>  
25°C 
17°C 
145 hours 
409 mm 
24 days 
poor 
Climate in Heredia

Santa Ana

In May Santa Ana generally has high temperatures with maximum daytime temperatures around 26°C, minimum nighttime temperatures around 18°C and heavy monthly rainfall. So on average the conditions are poor that month.

Santa Ana
minimum temparatureMax temperature minimum temparatureMax temp
maximum temparatureMin temperature maximum temparatureMin temp
sun hoursMonthly sun hours sun hoursSun hours
precipitationMonthly rainfall precipitationRainfall
rain daysMonthly rainy days rain daysRainy days
conditionsWeather conditions conditionsWeather
<<   April April
<<  
27°C 
17°C 
241 hours 
124 mm 
10 days 
26°C 
18°C 
183 hours 
415 mm 
19 days 
poor 
June   >> June
>>  
25°C 
18°C 
145 hours 
483 mm 
24 days 
poor 
Climate in Santa Ana

San Gerardo de Dota

In May San Gerardo de Dota generally has high temperatures with maximum daytime temperatures around 24°C, minimum nighttime temperatures around 17°C and heavy monthly rainfall. So on average the conditions are poor that month.

San Gerardo de Dota
minimum temparatureMax temperature minimum temparatureMax temp
maximum temparatureMin temperature maximum temparatureMin temp
sun hoursMonthly sun hours sun hoursSun hours
precipitationMonthly rainfall precipitationRainfall
rain daysMonthly rainy days rain daysRainy days
conditionsWeather conditions conditionsWeather
<<   April April
<<  
24°C 
16°C 
240 hours 
193 mm 
12 days 
24°C 
17°C 
190 hours 
525 mm 
20 days 
poor 
June   >> June
>>  
24°C 
17°C 
148 hours 
514 mm 
24 days 
poor 
Climate in San Gerardo de Dota

San Isidro

In May San Isidro generally has high temperatures with maximum daytime temperatures around 24°C, minimum nighttime temperatures around 18°C and heavy monthly rainfall. So on average the conditions are poor that month.

San Isidro
minimum temparatureMax temperature minimum temparatureMax temp
maximum temparatureMin temperature maximum temparatureMin temp
sun hoursMonthly sun hours sun hoursSun hours
precipitationMonthly rainfall precipitationRainfall
rain daysMonthly rainy days rain daysRainy days
conditionsWeather conditions conditionsWeather
<<   April April
<<  
25°C 
17°C 
240 hours 
239 mm 
11 days 
24°C 
18°C 
190 hours 
582 mm 
19 days 
poor 
June   >> June
>>  
24°C 
18°C 
148 hours 
575 mm 
23 days 
poor 
Climate in San Isidro

Is your destination not in the list? Have a look at other destinations in San José, in Costa Rica.

Is May the best time to visit San José?

Given the typically poor weather conditions in San José, May may not be the ideal time to visit San José.

Generally speaking, January, February and March provide perfect weather in San José. On the other hand, the months of May, June, July, August, September, October and November tend to have poor weather conditions.

Interested in more climate information?

We have much more information about the climate in San José. Interested in the weather conditions in a specific month? Select the month below.

  • January      
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  • May      
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  • July      
  • August      
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  • Weather and climate has detailed information for every country in the world. Are you going to Costa Rica? Get detailed historical weather averages for many cities in Costa Rica.

    Not sure yet where to go? We now have a tool which recommends destinations that suit your ideal travel conditions. Find out where to go with our weather planner.