ClimateForecastSeptemberOctober >>

Liberia weather in September (Guanacaste, Costa Rica)

What is the weather forecast for Liberia in September? Here’s a detailed forecast of the month’s weather patterns.

Temperatures

September in Liberia generally includes very high temperatures and heavy rainfall. The daytime often sees temperatures reaching 31°C, but nighttime brings a cool-down to 22°C. Typical temperatures can be misleading; some days will be hotter. Prepare with light clothing and plenty of hydration to stay cool.

Precipitation

Liberia in September falls under the rainy season with heavy rainfall, averaging around 340 mm for the month. Typically around 23 days days of rainfall are expected.

Average sunshine

The area enjoys a balanced 158 hours of sunlight, ensuring it's neither too overcast nor too sunny.

If you're looking for dry conditions and comfortable temperatures, September may not be the ideal month to visit Liberia. January, February, March and December typically offer the best circumstances. While May, June, August, September and October tend to showcase less optimal conditions.

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

 

Liberia, monthly averages in September

Min TemperatureMin Temperature 22°C  
Max TemperatureMax Temperature 31°C  
Chance of RainChance of Rain 78%  
PrecipitationPrecipitation 340 mm  
Rainy daysRainy days 23 days  
HumidityHumidity 86%  
SunshineSunshine 158 hours  
Percentage SunshinePercentage Sunshine  

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 Liberia.

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.