Costa Rica - usual weather
Alajuela - weather during the year:
January: dry weather, insignificant precipitation (7.6 mm), very hot during the day (27.8 °C / 82 °F), not very cold nights (17.5 °C / 63.5 °F).
February: dry weather, relatively low amount of precipitation (12.6 mm), very hot during the day (28.6 °C / 83.5 °F), not very cold nights (17.6 °C / 63.7 °F).
March: a few rainy days (3), relatively low amount of precipitation (17.4 mm), very hot during the day (29.6 °C / 85.3 °F), not very cold nights (17.8 °C / 64 °F).
April: a few rainy days (8.2), medium amount of precipitation (79.6 mm), very hot during the day (29.7 °C / 85.5 °F), warm weather even in the nights (18.3 °C / 64.9 °F).
May: a lot of rainy days (21.6), a lot of precipitation (271.2 mm), very hot during the day (28.4 °C / 83.1 °F), warm weather even in the nights (18.4 °C / 65.1 °F).
June: a lot of rainy days (23.3), a lot of precipitation (265.6 mm), very hot during the day (27.6 °C / 81.7 °F), warm weather even in the nights (18.2 °C / 64.8 °F).
July: a lot of rainy days (20.1), medium amount of precipitation (177.5 mm), very hot during the day (27.7 °C / 81.9 °F), warm weather even in the nights (18.4 °C / 65.1 °F).
August: a lot of rainy days (21.8), a lot of precipitation (253.8 mm), very hot during the day (28.7 °C / 83.7 °F), warm weather even in the nights (18.1 °C / 64.6 °F).
September: a lot of rainy days (25.2), a lot of precipitation (340.6 mm), very hot during the day (27.3 °C / 81.1 °F), not very cold nights (17.7 °C / 63.9 °F).
October: a lot of rainy days (25.5), a lot of precipitation (338.5 mm), very hot during the day (27.1 °C / 80.8 °F), not very cold nights (17.6 °C / 63.7 °F).
November: quite a lot of rainy days (16), medium amount of precipitation (148.5 mm), very hot during the day (27.2 °C / 81 °F), not very cold nights (17.8 °C / 64 °F).
December: a few rainy days (5.9), relatively low amount of precipitation (32.8 mm), very hot during the day (27.5 °C / 81.5 °F), not very cold nights (17.7 °C / 63.9 °F).