Chilamate weather in September (Costa Rica)

Interested in knowing the climate of Chilamate in September? Use this page to get an overview of the month’s weather conditions.

Temperatures

In September, Chilamate typically experiences high temperatures and heavy rainfall. During the day, temperatures can climb to about 30°C. At night, they may fall to a cooler 21°C. With these average temperatures, expect occasional spikes in warmth. Wear light fabrics and stay cool by hydrating regularly.

Precipitation

Chilamate in September falls under the rainy season with heavy rainfall, averaging around 292 mm for the month. Looking at the last 30 years, the data shows about 22 days with rain.

Average sunshine

The city usually sees around 149 hours of sunlight, indicating a moderately sunny period.

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

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

 

Chilamate, monthly averages in September

Min Temperature 21°C  

Max Temperature 30°C  

Chance of Rain 75%  

Precipitation 292 mm  

Rainy days 22 days  

Humidity 85% *  

Sunshine 149 hours *  

Percentage Sunshine *  

Data from: San José, Costa Rica (58 KM, 36 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

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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 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 Chilamate.

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.