Costa Rica Weather by Month: Temperature & Rainfall Guide

Many people wonder what the weather conditions are in Costa Rica over the year. What is the best time to visit Costa Rica?

This page shows the average weather conditions by month in Costa Rica over the year in: January, February, March, April, May, June, July, August, September, October, November, December.

In January the weather in Costa Rica ranges from less favorable in Puerto Viejo de Talamanca to excellent in Jacó. The temperatures range from pleasant in Cachí with 22°C (72°F) to very high in Santa Cruz with 34°C (93°F).

Find more detailed climate information for Costa Rica in January here.

In February the weather in Costa Rica ranges from good in Puerto Viejo de Talamanca to excellent in Jacó. The temperatures range from high in Cachí with 22°C (72°F) to very high in Santa Cruz with 35°C (95°F). These night and day temperatures are an average and some days may be even warmer. So be prepared and bring light clothes.

Find more detailed climate information for Costa Rica in February here.

In March the weather in Costa Rica ranges from very good in Jacó to excellent in San José. The temperatures range from high in Cachí with 23°C (73°F) to extremely high in Santa Cruz with 36°C (97°F). These night and day temperatures are an average and some days may be even warmer. So be prepared and bring light clothes.

Find more detailed climate information for Costa Rica in March here.

In April the weather in Costa Rica ranges from less favorable in Uvita to excellent in Alajuela. The temperatures range from high in Cachí with 23°C (73°F) to extremely high in Santa Cruz with 36°C (97°F). These night and day temperatures are an average and some days may be even warmer. So be prepared and bring light clothes.

Find more detailed climate information for Costa Rica in April here.

In May the weather in Costa Rica ranges from less favorable in Jacó to mixed in La Fortuna. The temperatures range from high in Orosí with 23°C (73°F) to very high in Santa Cruz with 34°C (93°F).

Find more detailed climate information for Costa Rica in May here.

In June the weather in Costa Rica is generally less favorable. The temperatures range from high in Santa María de Dota with 23°C (73°F) to very high in Santa Cruz with 32°C (90°F).

Find more detailed climate information for Costa Rica in June here.

In July the weather in Costa Rica ranges from less favorable in Jacó to good in Coco. The temperatures range from high in Orosí with 23°C (73°F) to very high in Santa Cruz with 32°C (90°F).

Find more detailed climate information for Costa Rica in July here.

In August the weather in Costa Rica ranges from less favorable in Jacó to mixed in Monteverde. The temperatures range from high in Orosí with 23°C (73°F) to very high in Santa Cruz with 32°C (90°F).

Find more detailed climate information for Costa Rica in August here.

In September the weather in Costa Rica is generally less favorable. The temperatures range from high in Orosí with 23°C (73°F) to very high in Santa Cruz with 31°C (88°F).

Find more detailed climate information for Costa Rica in September here.

In October the weather in Costa Rica ranges from less favorable in Jacó to excellent in Dominical. The temperatures range from high in Santa María de Dota with 23°C (73°F) to very high in Santa Cruz with 31°C (88°F).

Find more detailed climate information for Costa Rica in October here.

In November the weather in Costa Rica ranges from less favorable in Jacó to excellent in Dominical. The temperatures range from high in Santa María de Dota with 22°C (72°F) to very high in Santa Cruz with 31°C (88°F).

Find more detailed climate information for Costa Rica in November here.

In December the weather in Costa Rica ranges from less favorable in Puerto Viejo de Talamanca to excellent in Tamarindo. The temperatures range from pleasant in Cachí with 22°C (72°F) to very high in Santa Cruz with 32°C (90°F).

Find more detailed climate information for Costa Rica in December here.