Morro de São Paulo Weather in September
September in Morro de São Paulo brings high temperatures, with daytime highs of 27°C (81°F) and nights around 22°C (72°F). Quite a bit of rainfall is expected, around 104 mm (4.1 in), so pack an umbrella.
Rainfall in Morro de São Paulo in September
Expect around 17 days of rain based on historical data, with 104 mm (4.1 in) average. This month brings frequent, heavy showers. Both the number of wet days and the rainfall totals are on the high side.
Temperature in Morro de São Paulo in September
Temperatures in Morro de São Paulo in September top out at 27°C (81°F) and drop to 22°C (72°F) overnight. This gives the month a fairly typical daily rhythm, with warmer afternoons and more comfortable nights. Nights are mild at around 22°C (72°F), which is comfortable for most people.
Sunshine in Morro de São Paulo in September
The days are predominantly sunny, with an estimated total of around 211 hours of sunshine. These sun-filled days are perfect for playing sports, visiting parks, or going for a bike ride.Should you favor a climate that's both dry and comfortably warm, October and December 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.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Brazil, check out our Morro de São Paulo's climate page.
Morro de São Paulo Temperature in September
Min Temperature
22°C (72°F)
Max Temperature
27°C (81°F)
Chance of Rain
58%
Precipitation
104 mm (4.1 in)
Rainy days
17 days
Humidity
80% *
Sunshine
211 hours *
Percentage Sunshine
*
Daily Historical Temperatures
45-year average (1976-2025)
Based on our historical records, temperatures in Morro de São Paulo typically stay consistent throughout September, with daily highs averaging around 27°C (81°F). Nights are warm, with lows around 23°C (73°F).
Average temperatures in September
Historical weather for Morro de São Paulo in September
Browse day-by-day weather records for Morro de São Paulo spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Morro de São Paulo historical weather extremes in September
The extremes listed below come from historical weather data collected in Morro de São Paulo from 2006 through 2025.
- The hottest September day on record in Morro de São Paulo reached 30°C (86°F) (September 28, 2023).
- The lowest daytime temperature in September was 22°C (72°F), recorded on September 27, 2006.
- The coldest night in September in Morro de São Paulo was on September 10, 2025, with a minimum of 17°C (63°F).
- The wettest day in September Morro de São Paulo was on September 6, 2006 with 24 mm (0.9 in) of precipitation.
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 →
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What to Wear in Morro de São Paulo in September
Warm temperatures in September make for comfortable sightseeing weather. Pack breathable fabrics like cotton shirts, knee-length shorts or skirts, and comfortable walking shoes. A thin long sleeve for indoor spaces is handy. Prepare for significant rainfall with proper waterproof clothing and shoes. And with plenty of sunshine hours, don’t forget sunglasses, sunscreen, and maybe a sun hat.What To Do in Morro de São Paulo in September
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Brazil, check out our Morro de São Paulo's climate page.
Temperature Rainfall Sunshine Humidity
See the full Morro de São Paulo climate overview or explore weather in Brazil.
