ClimateForecastSeptemberOctober >>

Tilarán weather in September (Guanacaste, Costa Rica)

Will it be warm or cold in Tilarán this September? Discover if this is the best time for your journey with our detailed monthly weather breakdown.

Temperatures

In September, the weather in Tilarán generally includes high temperatures and heavy rainfall. Daytime temperatures are expected to be around 29°C, cooling off to about 22°C at night.

Keep in mind that while these are the average temperatures, there can be days that are even hotter. It's essential to be prepared for such heat. Wearing light, breathable fabrics and protecting yourself from the sun's intensity with hats or shades can make a difference. Hydration is key, so remember to drink plenty of water. Especially if you find yourself outdoors for a longer period.

Precipitation

Tilarán in September falls under the rainy season with heavy rainfall, averaging around 316 mm for the month. Looking at the last 30 years, the data shows about 23 days with rain.

Average sunshine

The area enjoys a moderate level of sunlight, with around 158 hours. It's a good balance between sunny and cloudy days.

If you're looking for dry conditions and comfortable temperatures, September may not be the ideal month to visit Tilarán. January, February, March and December typically offer the most agreeable circumstances. On the other hand, May, June, September and October tend to be characterized by conditions that may not be as optimal.

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

 

Tilarán, monthly averages in September

Min TemperatureMin Temperature 22°C  
Max TemperatureMax Temperature 29°C  
Chance of RainChance of Rain 78%  
PrecipitationPrecipitation 316 mm  
Rainy daysRainy days 23 days  
HumidityHumidity 86% *  
SunshineSunshine 158 hours *  
Percentage SunshinePercentage Sunshine *  
Data from: Liberia, Costa Rica (53 KM, 33 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.

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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 Tilarán.

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.