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September in Caldas Novas averages 33°C (91°F) during the day and 19°C (66°F) at night. Around 37 mm (1.5 in) of rainfall is typical for this time of year.
If you prefer dry days with pleasant temperatures, June and July typically offer the best circumstances. If you're seeking pleasant, dry and sunny weather somewhere else in the world, our weather planner can help you explore other options.
Pick a month to see the average temperature, rainfall and sunshine in Caldas Novas - and find the best time to visit.
31-year average (1990-2025)
Based on our historical records, temperatures in Caldas Novas typically stay consistent throughout September, with daily highs averaging around 33°C (91°F). Nights are pleasant, with lows typically ranging from 19°C (66°F) to 21°C (70°F).
Browse day-by-day weather records for Caldas Novas spanning 38 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
According to our 20 years of weather records for Caldas Novas, the following extremes were recorded between 2006 and 2026.
Find out more about the weather in Brazil and which places have the best travel conditions in this month. See all of Brazil in September →
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).
Hot weather in September means keeping cool is the priority. Loose-fitting clothes in natural fabrics work best. Pack plenty of shorts, tank tops, and breathable shirts. Don't forget a hat, swimwear, and comfortable sandals. Pack a light rain jacket or compact umbrella for occasional showers.
We rated the following activities from 1 (least suitable) to 10 (best) to do.
See the full Caldas Novas climate overview or explore weather in Brazil.
Where to go in September - average daytime high across popular destinations.
Need travel inspiration? Check out our bucket list articles and be inspired.
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