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Florianópolis Weather in May
May in Florianópolis typically sees daytime highs of 23°C (73°F) and nighttime lows of 17°C (63°F). Rainfall is also possible this month, so it's worth packing an umbrella.
Rainfall in Florianópolis in May
Climate statistics over the past 30 years suggest around 13 days of rain, with 118 mm (4.6 in) average for the month. The rain this month tends to fall in heavier spells rather than light drizzle. When it rains, showers can be significant.
Temperature in Florianópolis in May
May in Florianópolis brings high temperatures, with highs of 23°C (73°F) and nights around 17°C (63°F). This kind of day-to-night contrast is typical for this time of year. With lows of 17°C (63°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.
Sunshine in Florianópolis in May
You can expect a moderate amount of sunlight, with approximately 176 hours. This means a pleasant mix of sun and overcast.If your ideal day consists of dry skies and pleasant temperatures, April, July and August typically offer the best circumstances for Florianópolis.
Florianópolis Temperature in May
Min Temperature
17°C (63°F)
Max Temperature
23°C (73°F)
Chance of Rain
44%
Precipitation
118 mm (4.6 in)
Rainy days
13 days
Humidity
82%
Sunshine
176 hours
Percentage Sunshine
Florianópolis Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Florianópolis - and find the best time to visit.
Daily Historical Temperatures
50-year average (1976-2025)
Based on our historical records, temperatures in Florianópolis typically stay consistent throughout May, with daily highs averaging around 23°C (73°F). Nights are pleasant, with lows typically ranging from 14°C (57°F) to 18°C (64°F).
Average temperatures in May
Daily Historical Precipitation
50-year average (1976-2025)
Average daily rainfall for each day of the month based on long-term records.
Average precipitation in May
Historical weather records for Florianópolis in May
Browse day-by-day weather records for Florianópolis spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Florianópolis historical weather extremes in May
Based on 24 years of weather observations in Florianópolis between 2002 and 2026, these are the recorded extremes.
- The warmest day in May was on May 8, 2024, with a maximum of 32°C (90°F).
- The lowest daytime temperature in May was 15°C (59°F), recorded on May 31, 2022.
- The coldest night in May in Florianópolis was on May 31, 2008, with a minimum of 7°C (45°F).
Best Places in Brazil in May
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
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 Florianópolis in May
For Florianópolis in May, you'll want flexible clothing. It's wise to pack cotton shirts, comfortable shorts, and a pair of jeans for cooler evenings. A light sweater or jacket is useful for air-conditioned spaces (like buses) or unexpected cool moments. High rain levels are expected, so pack waterproof gear and an umbrella or poncho. Bring sunglasses since you'll have some sunny periods throughout the month
What To Do in Florianópolis in May
We rated the following activities from 1 (least suitable) to 10 (best) to do.
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Swimming7/10 -
Cycling9/10 -
Walking9/10 -
Camping6/10 -
Outdoor sports9/10
Florianópolis 3-Day Forecast
More climate data for Florianópolis
Temperature Rainfall Sunshine Humidity
See the full Florianópolis climate overview or explore weather in Brazil.
Popular in May
Where to go in May - average daytime high across popular destinations.
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