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Things to Do in Costa Rica in September

Real historical weather for Costa Rica in September: average highs of 23°C and lows of 17°C, with around 516mm of rain (averaged over the last 3 years). Costa Rica is in Costa Rica.

23°C
Average high
17°C
Average low
516mm
Typical rainfall

Real things to do in Costa Rica in September

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FAQs — Costa Rica in September

Based on real historical data (averaged over the last 3 years), expect highs around 23°C and lows around 17°C, with roughly 516mm of rain.