Santa Bárbaraa weather in September (Costa Rica)

How does the weather in Santa Bárbaraa usually fare in September? Find all the essential weather information for this month in our guide.

Temperatures

The month of September in Santa Bárbaraa typically brings high temperatures and heavy rainfall. During the day, temperatures usually reach up to 25°C. At night, they tend to fall to approximately 17°C.

Precipitation

Santa Bárbaraa in September falls under the rainy season with heavy rainfall, averaging around 415 mm for the month. Delving into the climate records from the past 30 years, one can predict that nearly 24 days of the month will see rainfall.

Average sunshine

The month brings about 149 hours of sunlight, offering a comfortable mix of sun and shade.

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

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

 

Santa Bárbaraa, monthly averages in September

Min Temperature 17°C  

Max Temperature 25°C  

Chance of Rain 81%  

Precipitation 415 mm  

Rainy days 24 days  

Humidity 85% *  

Sunshine 149 hours *  

Percentage Sunshine *  

Data from: San José, Costa Rica (13 KM, 8 Miles).

Where to go in Costa Rica in September

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

Weather conditions Weather

Temperatures

Precipitation

Map not visible? Whoops sorry! Please refresh the page.

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 this month?

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.

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 Santa Bárbaraa.

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 travel conditions. Find out where to go with our weather planner.