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Live forecasts update automatically; written guidance last reviewed 20 June 2026 by the Headlines UK weather desk. Data from national met services via Open-Meteo.
Live data from Open-Meteo · updates automatically ·
Check the live forecast above for your exact dates. Costa Rica has two main seasons: a dry season (December to April) and a green season (May to November), so pack and plan depending on when you visit.
What is the weather like in Costa Rica year round?
Costa Rica sits close to the equator, so temperatures stay fairly constant year round. Coastal lowlands average 27–32°C, while highland areas like Monteverde and the Arenal region are cooler, often 15–22°C. The real variation is rainfall, not temperature.
How does the weather differ by region and month?
The Pacific coast (including Santa Teresa) sees its driest weather from December to April. The Caribbean side is wetter overall, with no true dry season. For costa rica weather december, expect sunny days on the Pacific and occasional showers on the Caribbean. For costa rica weather by month, the green season brings heavier afternoon downpours, especially in September and October. The costa rica weather year round pattern means you can visit any time, but choose your region carefully.
What about specific locations like Monteverde and Santa Teresa?
Costa rica weather monteverde is cooler and misty year round, with a dry season from January to April. Costa rica weather arenal follows a similar pattern, with clearer views in the dry months. Costa rica weather santa teresa on the Nicoya Peninsula is hot and dry from December to April, ideal for beach trips.
What is the weather in Costa Rica for 10 days?
For a weather in costa rica 10 days outlook, check the live forecast above. Conditions can shift quickly in the green season, so refresh the forecast before your trip.
Is there a 14-day forecast for Costa Rica?
A costa rica weather forecast 14 days gives a general trend but becomes less reliable after day 7. Use it to see broad patterns, then rely on the shorter-term forecast above for accuracy.
Should I pack for rain or sun?
Pack for both. Even in the dry season, coastal areas can have brief showers. In the green season, a light waterproof jacket and quick-dry clothing are essential. Highland areas need a warm layer.
Sources
For UK comparisons, see our UK weather hub or check the 10 day weather forecast UK.