São Joaquim national park in May averages 18°C (64°F) during the day and 8°C (46°F) at night. Keep in mind that quite a bit of rainfall is expected this month.
For São Joaquim national park itself, March, April, October, November and December generally stand out with 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.
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Pick a month to see the average temperature, rainfall and sunshine in São Joaquim national park - and find the best time to visit.
43-year average (1983-2025)
Based on our historical records, temperatures in São Joaquim national park typically stay consistent throughout May, with daily highs averaging around 18°C (64°F). Nights are cool, with lows typically ranging from 7°C (45°F) to 12°C (54°F).
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.
According to our 26 years of weather records for São Joaquim national park, the following extremes were recorded between 2000 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 May →
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).
Pleasant temperatures in May mean you can pack light but flexibel pieces. Think cotton t-shirts, comfortable walking shorts, and one warmer layer for evenings. A light sweater or denim jacket works well. Prepare for significant rainfall with proper waterproof clothing and shoes. It won't hurt to bring your sunglasses along, as you'll see some sunny periods.
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Temperature Rainfall Sunshine Humidity
See the full São Joaquim national park climate overview or explore weather in Brazil.
Where to go in May - average daytime high across popular destinations.
Fortaleza
31°C (88°F) Salvador
28°C (82°F) Rio de Janeiro
27°C (81°F) Búzios
26°C (79°F) Sao Paulo24°C (75°F) Paraty24°C (75°F) Florianópolis23°C (73°F) Gramado21°C (70°F) Need travel inspiration? Check out our bucket list articles and be inspired.
The São Joaquim National Park
Without a doubt, it is one of the most beautiful and protected places of Brazil. The São Joaquim National Park is a spectacular place with unspoiled nature, mountains, rivers, canyons, waterfalls and clean air.
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