March Rainfall Averages for Costa Rica
The tables below give March 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
| Days | Place | Inches | Millimetres |
|---|---|---|---|
| 4 | Alajuela | 0.7 | 18 |
| 4 | Barva | 1.7 | 43 |
| – | Heredia | 1.6 | 42 |
| 11 | Los Chiles | 1.1 | 29 |
| 10 | Quesada | 3.1 | 79 |
| 10 | Upala | 1.5 | 39 |
Western Costa Rica
| Days | Place | Inches | Millimetres |
|---|---|---|---|
| 7 | Buenos Aires | 3.1 | 80 |
| – | Cañas | 0.3 | 7 |
| – | Filadelfia | 0.1 | 2 |
| 1 | Liberia | 0.2 | 5 |
| 2 | Nicoya | 0.3 | 7 |
| 2 | Puntarenas | 0.2 | 4 |
| 6 | Quepos | 1.7 | 43 |
| 12 | Río Claro | 6.8 | 172 |
Central & Eastern Costa Rica
| Days | Place | Inches | Millimetres |
|---|---|---|---|
| 11 | Cartago | 0.9 | 24 |
| 17 | Guapiles | 8.5 | 215 |
| 17 | Limón | 8.2 | 207 |
| – | San Isidro | 1.2 | 30 |
| 3 | San José | 0.5 | 12 |
| – | Sixaola | 6.6 | 169 |
| – | Turrialba | 3.4 | 86 |
Reference
Instituto Meteorológico Nacional De Costa Rica. Climatic Data..
World Meteorological Organization. World Weather Information Service. Costa Rica.