Bajo Negro weather in September (Costa Rica)

How is the weather in Bajo Negro in September? Check out this comprehensive weather guide.

In September, Bajo Negro generally has high temperatures and heavy rainfall. Throughout the day, temperatures typically settle at around 29°C. But by evening, they drop to around 25°C.

Bajo Negro in September falls under the rainy season with heavy rainfall, averaging around 362 mm for the month. Rain is expected on roughly 23 days.

The area experiences a moderate amount of sunshine, with approximately 159 hours of sunlight expected. This makes it neither too gloomy nor overly bright.

If you're looking for dry conditions and comfortable temperatures, September may not be the ideal month to visit Bajo Negro. January, February, March and December generally stand out with the best circumstances. While May, June, July, August, September and October tend to showcase less optimal conditions.

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

 

Bajo Negro, monthly averages in September

Min Temperature 25°C  

Max Temperature 29°C  

Chance of Rain 75%  

Precipitation 362 mm  

Rainy days 23 days  

Windspeed 4 km/h *  

Sunshine 159 hours *  

Percentage Sunshine *  

* Data from: Puntarenas, Costa Rica (15 KM, 9 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.

Weather conditions Weather

Temperatures

Precipitation

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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 Bajo Negro 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.

Swimming

7/10

Cycling

7/10

Walking

7/10

Camping

6/10

Outdoor sports

7/10

Interested in more climate information?

This site provides you with all the information you need about the climate in Bajo Negro.

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.