Manuel Antonio weather in September (Puntarenas, Costa Rica)

Planning a trip to Manuel Antonio in September? This guide provides all the details you need.

In September, Manuel Antonio typically experiences high temperatures and heavy rainfall. Throughout the daytime, temperatures often hover around 28°C. However, as the sun sets and evening approaches, there's a noticeable cool-down, with temperatures gently dropping to a more temperate 23°C.

Manuel Antonio in September falls under the rainy season with heavy rainfall, averaging around 832 mm for the month. Based on our climate data of the past 30 years, about 22 days of rain are anticipated.

The area experiences a moderate amount of sunshine, with approximately 153 hours of sunlight expected. This makes it neither too gloomy nor overly bright.

If you prefer dry days with pleasant temperatures, September may not be the ideal month to visit Manuel Antonio. February and March typically offer the most optimal weather. In contrast, April, May, June, July, August, September, October, November and December tend to have less optimal conditions.

For an in-depth look at the yearly conditions, visit our specialized Manuel Antonio climate page with graphs.

 

Manuel Antonio, monthly averages in September

Min TemperatureMin Temperature 23°C  
Max TemperatureMax Temperature 28°C  
Chance of RainChance of Rain 73%  
PrecipitationPrecipitation 832 mm  
Rainy daysRainy days 22 days  
HumidityHumidity 83% *  
SunshineSunshine 153 hours *  
Percentage SunshinePercentage Sunshine *  
* Data from: Quepos, Costa Rica (2 KM, 1 Miles).

Where to go in Costa Rica in September

Find out more about the weather in Costa Rica in September and which places have the best weather conditions in this month.

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Legend perfect weather pleasant tolerable unpleasant poor
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C and 29°C and not too much precipitation (less than 90 mm a month).

So, what should you wear in Manuel Antonio in September?

It's going to be warm! Consider airy clothing, t-shirts, and other summer clothes. Shorts for men made of cotton or linen are good options for staying cool. However, there's a good chance of rain, so bring a raincoat just in case.

What To Do

We rated the following activities from 1 (least suitable) to 10 (best) to do in September.

Interested in more climate information?

Weather and Climate provides you with all the information you need about the climate in Manuel Antonio.

Our site offers climate and forecast data for every country in the world. Are you going to Costa Rica? On this website you can find historical weather averages for many cities in Costa Rica. Not sure yet where to go? We now have a tool which recommends destinations that suit your ideal climate conditions. Find out where to go with our weather planner.