Alajuela Climate: Weather by Month and Best Time to Visit
Best months for Alajuela: February, March, January.
Year at a glance
Weather by month
| Month | Avg high | Avg low | Rainfall | Rainy days | Humidity | Sunshine | Score |
|---|---|---|---|---|---|---|---|
| January | 25°C | 16°C | 29 mm | 6 | – | – | 8.3 |
| February | 25°C | 16°C | 20 mm | 4 | – | – | 8.5 |
| March | 26°C | 17°C | 20 mm | 5 | – | – | 8.4 |
| April | 27°C | 17°C | 62 mm | 11 | – | – | 7.6 |
| May | 25°C | 18°C | 330 mm | 25 | – | – | 6.1 |
| June | 25°C | 18°C | 392 mm | 28 | – | – | 6.1 |
| July | 24°C | 18°C | 267 mm | 25 | – | – | 6.1 |
| August | 25°C | 17°C | 351 mm | 27 | – | – | 6.1 |
| September | 24°C | 17°C | 424 mm | 28 | – | – | 6.1 |
| October | 24°C | 17°C | 443 mm | 29 | – | – | 6.1 |
| November | 24°C | 17°C | 224 mm | 21 | – | – | 6.1 |
| December | 24°C | 17°C | 72 mm | 11 | – | – | 7.6 |