You can travel any time of year to Costa Rica. Christmas and Easter weeks are the most crowded. Rainy season is May-November with most of the rain in September and October.
| JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | |
| High (°F) | 80 | 81 | 83 | 83 | 81 | 80 | 80 | 80 | 79 | 78 | 78 | 79 |
| Low (°F) | 63 | 64 | 64 | 65 | 65 | 65 | 65 | 64 | 64 | 64 | 64 | 64 |
| Precip (in) | .25 | .40 | .54 | 3.15 | 10.5 | 11.0 | 7.2 | 10.9 | 14.0 | 13.0 | 5.3 | 1.3 |