Daytime highs, nighttime lows and the warmest cities across Costa Rica this May.
Costa Rica, experiences maximum daytime temperatures in May ranging from 23°C (73°F) in Orosí to 34°C (93°F) in Santa Cruz. Nighttime temperatures generally drop to 25°C (77°F) in Santa Cruz and 15°C (59°F) in Orosí.
Explore the map below to discover average May temperatures at the top destinations in Costa Rica. For a deeper dive, simply click on any destination dot.
Check the conditions for any month of the year.
Click on a destination dot for more details. Toggle the map to compare temperatures or precipitation across Costa Rica.
Marker color shows the average daytime high temperature in May: blue is cold, red is hot.
Average daytime highs in Costa Rica during May reach about 29°C (84°F) in Jacó.
Nighttime temperatures in Jacó typically drop to around 25°C (77°F) in May.
Data insights from our comprehensive database indicate that Santa Cruz is the city with the highest warmth. Daytime peaks average near 34°C (93°F), while the nights are characterized by a low temperature close to 25°C (77°F).
When looking through our records, we find that Orosí stands out as the coolest city in Costa Rica for the month of May. Daytime highs average 23°C (73°F) and it cools down to about 15°C (59°F) at night.
Across Costa Rica, sunshine in May ranges from moderately sunny in Limon (171 hours) to sunny in Liberia (204 hours).
The water temperature averages approximately 28°C (82°F) in Limon this month, a perfect temperature for swimming and cooling off.
We have much more information about the climate in Costa Rica.
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