December Rainfall Averages for Costa Rica





The tables below give December 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

December rainfall averages
Days Place Inches Milli­metres
7 Alajuela 1.2 29
9 Barva 2.1 54
Heredia 2.2 57
21 Los Chiles 4.7 119
21 Quesada 16.0 407
23 Upala 7.4 187

Western Costa Rica

Average December precipitation
Days Place Inches Milli­metres
9 Buenos Aires 2.7 69
Cañas 0.8 21
Filadelfia 0.3 7
3 Liberia 0.4 11
4 Nicoya 0.4 10
4 Puntarenas 0.9 23
15 Quepos 6.1 154
17 Río Claro 10.3 261

Central & Eastern Costa Rica

Average amount of rain in December
Days Place Inches Milli­metres
21 Cartago 3.4 86
22 Guapiles 17.8 452
21 Limón 17.4 442
San Isidro 3.1 80
8 San José 1.3 32
Sixaola 13.1 333
Turrialba 11.3 287
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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