May Rainfall Averages for Costa Rica

The tables below give May averages for rainfall at cities and other locations in Costa Rica. Each place has a total for how many days of wet weather it usually gets this month and for the normal amount of precipitation.

You can jump to a separate table for each region of the country: North – Central Costa Rica covering the provinces of Alajuela and Heredia, Western Costa Rica comprising Puntarenas and Guanacaste provinces, and Central & Eastern Costa Rica taking in San José, Cartago and Limón provinces.

The precipitation amounts are averages of weather data collected over many years.

North – Central Costa Rica

May rainfall averages
Days Place Inches Milli­metres
21 Alajuela 10.1 255
21 Barva 12.9 328
Heredia 13.0 329
19 Los Chiles 6.3 161
21 Quesada 11.2 285
19 Upala 7.9 201

Western Costa Rica

Average May precipitation
Days Place Inches Milli­metres
23 Buenos Aires 16.9 428
Cañas 6.9 175
Filadelfia 9.6 244
12 Liberia 7.9 201
18 Nicoya 8.7 220
17 Puntarenas 8.7 221
22 Quepos 16.4 416
23 Río Claro 20.2 512

Central & Eastern Costa Rica

Average amount of rain in May
Days Place Inches Milli­metres
21 Cartago 6.8 173
22 Guapiles 16.9 430
18 Limón 13.4 342
San Isidro 12.9 327
20 San José 9.3 237
Sixaola 11.1 283
Turrialba 9.2 233
Reference

Instituto Meteorológico Nacional De Costa Rica. Climatic Data..

World Meteorological Organization. World Weather Information Service. Costa Rica.

Costa Rica Precipitation
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