São Joaquim national park Weather in September
September in São Joaquim national park averages 19°C (66°F) during the day and 9°C (48°F) at night. Quite a bit of rainfall is typical this month, with around 168 mm (6.6 in) on average. An umbrella is a good idea.
Rainfall in São Joaquim national park in September
Analyzing past climate data, one can expect approximately 19 days of rain, averaging 168 mm (6.6 in). Wet weather is a regular and significant part of this month. Frequent days of rain combined with high totals means proper waterproofs are worth packing.
Temperature in São Joaquim national park in September
Expect highs of 19°C (66°F) in São Joaquim national park in September, with nights dropping to around 9°C (48°F). The difference between afternoon and evening temperatures is usually noticeable. With overnight lows of 9°C (48°F), nights are cold. The cold air does make for deep, comfortable sleep if you have enough blankets.
Sunshine in São Joaquim national park in September
You can expect a moderate amount of sunlight, with approximately 143 hours. This means a pleasant mix of sun and overcast.If your ideal day consists of dry skies and pleasant temperatures, March, April, October, November and December typically offer the best circumstances for São Joaquim national park.
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 São Joaquim national park's climate page.
São Joaquim national park Temperature in September
Min Temperature
9°C (48°F)
Max Temperature
19°C (66°F)
Chance of Rain
63%
Precipitation
168 mm (6.6 in)
Rainy days
19 days
Humidity
81% *
Sunshine
143 hours *
Percentage Sunshine
*
Daily Historical Temperatures
41-year average (1982-2025)
Based on our historical records, temperatures in São Joaquim national park typically stay consistent throughout September, with daily highs averaging around 19°C (66°F). Nights are cool, with lows typically ranging from 9°C (48°F) to 11°C (52°F).
Average temperatures in September
Historical weather for São Joaquim national park in September
Browse day-by-day weather records for São Joaquim national park spanning 45 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
São Joaquim national park historical weather extremes in September
Based on 26 years of weather observations (1999-2025), these are the most extreme conditions recorded in São Joaquim national park.
- The warmest day in September was on September 13, 2013, with a maximum of 36°C (97°F).
- The lowest overnight temperature recorded in September was -5°C (23°F) (September 5, 2006).
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 São Joaquim national park in September
Comfortable temperatures call for an easy wardrobe in September. Pack summer basics like t-shirts and shorts, but include a light jacket for cooler moments. A pair of comfortable walking shoes is essential. It's going to pour! Pack a good poncho and prepare for very wet conditions. Bring sunglasses since you'll have some sunny periods throughout the monthWhat To Do in São Joaquim national park 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 São Joaquim national park's climate page.
Temperature Rainfall Sunshine Humidity
See the full São Joaquim national park climate overview or explore weather in Brazil.
