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Olímpia Weather in September
Olímpia in September averages 32°C (90°F) during the day and 19°C (66°F) at night. Some rainfall is typical for this time of year.
Rainfall in Olímpia in September
Historically, September sees about 3 days of rain, with a monthly average of 59 mm (2.3 in). Although rain is not especially frequent, individual showers can still be quite heavy.
Temperature in Olímpia in September
September in Olímpia brings very high temperatures, with highs of 32°C (90°F) and nights around 19°C (66°F). Mornings and evenings are often more comfortable than the peak afternoon hours. With lows of 19°C (66°F), nights are cool. If you're out after dark, an extra layer will keep you comfortable. The cooler air at night is also great for getting a good rest.Should you favor a climate that's both dry and comfortably warm, May, June and July typically offer the most agreeable circumstances. If you're seeking pleasant, dry and sunny weather somewhere else in the world, our weather planner can help you explore other options.
Olímpia Temperature in September
Min Temperature
19°C (66°F)
Max Temperature
32°C (90°F)
Chance of Rain
10%
Precipitation
59 mm (2.3 in)
Rainy days
3 days
Olímpia Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Olímpia - and find the best time to visit.
Daily Historical Temperatures
35-year average (1990-2025)
Based on our historical records, temperatures in Olímpia typically stay consistent throughout September, with daily highs averaging around 32°C (90°F). Nights are warm, with lows typically ranging from 19°C (66°F) to 22°C (72°F).
Average temperatures in September
Historical weather records for Olímpia in September
Browse day-by-day weather records for Olímpia spanning 39 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Olímpia historical weather extremes in September
Our historical data for Olímpia spans 1999 to 2025, revealing these weather extremes.
- On September 25, 2003, temperatures climbed to 40°C (104°F), marking the warmest September day on record.
- The lowest daytime temperature in September was 19°C (66°F), recorded on September 22, 2002.
- The coldest night in September in Olímpia was on September 6, 2006, with a minimum of 9°C (48°F).
Best Places in Brazil in September
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
pleasant
tolerable
unpleasant
poor
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).
What to Wear in Olímpia in September
Warm but pleasant conditions in Olímpia in September. Focus on lightweight, maybe with natural fabrics, cotton blend shirts, comfortable shorts, and breathable footwear. A light cover-up for sun protection is smart too. Wet weather is likely, so pack waterproof gear for multiple rainy days.
What To Do in Olímpia in September
We rated the following activities from 1 (least suitable) to 10 (best) to do.
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Cycling8/10 -
Walking8/10 -
Camping8/10 -
Outdoor sports8/10
Olímpia 3-Day Forecast
More climate data for Olímpia
See the full Olímpia climate overview or explore weather in Brazil.
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Where to go in September - average daytime high across popular destinations.
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