Weather in September in Piauí

Piauí is a region in Brazil. Many people wonder what the weather conditions are in September in Piauí. Is this month a good time to go to Piauí? To answer that question we created this page with all the information you need.

What is the weather like in Piauí in September?

The weather in Piauí in September is in general tolerable.

September is a month with very warm maximum daytime temperatures around 35°C (95°F) and nighttime temperatures around 22°C (72°F) in Teresina. Temperatures can be very high, so be prepared and make sure to pack light clothes.

September is a dry month with an average rainfall around 17mm (0.7inch) in Teresina. In general it is also a sunny month with an average of 249 hours of sunshine in Teresina during the whole month.

We invite you to have a look at the map below to find out more about the different weather conditions per location in Piauí.

Where to go in Piauí in September

Find the average weather conditions in September for the most popular destinations in Piauí on the map below. Click on a destination dot for more detailed information.

Legend perfect weather pleasant tolerable unpleasant poor
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20-29ºC / 68-84ºF and not too much precipitation (less than 90mm / 3.5inch a month).

Popular destinations in Piauí

What is the weather like in September for the most popular destinonation in Piauí?

Average weather in Teresina

In September Teresina generally has very warm temperatures with maximum daytime temperatures around 35°C (95°F), minimum nighttime temperatures around 22°C (72°F) and low monthly rainfall. So on average the conditions are tolerable that month.

Teresina
Max temperature Max temp
Min temperature Min temp
Monthly sun hours Sun hours
Monthly rainfall Rainfall
Weather conditions Weather
<<   August August
<<  
33°C / 91°F 
20°C / 68°F 
287 hours 
12mm / 0.5inch 
35°C / 95°F 
22°C / 72°F 
249 hours 
17mm / 0.7inch 
October   >> October
>>  
36°C / 97°F 
22°C / 72°F 
250 hours 
18mm / 0.7inch 
Climate in Teresina

Is your destination not in the list? Have a look at other destinations in Piauí, in Brazil.

Is September the best time to go to Piauí?

In our opinion September is a good time to visit Piauí with commonly tolerable weather in Teresina. However, the weather conditions may vary depending on your destination.

On average the best time to visit Piauí is in June with generally perfect weather in Teresina. The worst months are January, February, March and April that can have poor weather conditions.

Interested in more climate information?

We have much more information about the climate in Piauí. Interested in the weather conditions in a specific month? Select the month below.

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  • Weather and climate has detailed information for almost all countries in the world. Are you going to Brazil? Get detailed historical weather averages for many cities in Brazil.

    Not sure yet where to go? We now have a tool which suggests which destination suits your ideal climate conditions. Find out where to go with our weather planner.