Florianópolis weather in May
May in Florianópolis: nice, rainy, with clean air — a great time to visit.
#10 of 12 months in Florianópolis · #433 of 604 destinations to visit in May · comfort 73/100 (tier B)
Updated June 2026 · climate normals from ERA5 reanalysis
Florianópolis climate normals — May
| Daytime high | 22°C / 72°F | 😎 nice |
|---|---|---|
| Nighttime low | 17°C / 62°F | |
| Feels like (high) | 23°C / 73°F | |
| Rainfall | 119 mm / 4.7 in | 🌧 rainy |
| Rainy days | 10 days | |
| Humidity | 80% | 💦 very humid |
| Dew point | 15°C / 59°F | |
| Sunshine | 7.7 h/day | |
| Daylight | 10.8 h | |
| Wind | 11 km/h / 7 mph | |
| Air quality (US AQI) | 38 | 🍃 good |
Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.
Where is Florianópolis?
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Florianópolis in May — FAQ
- Is May a good time to visit Florianópolis?
- May in Florianópolis: nice, rainy, with clean air — a great time to visit. It ranks #10 of 12 months for Florianópolis on SeasonMap's comfort score (73/100).
- What is the weather like in Florianópolis in May?
- In May, Florianópolis averages a daily high of 22.3°C and a low of 16.6°C, with about 119.1 mm of rain over roughly 10.2 rainy days.
- What is the air quality in Florianópolis in May?
- Florianópolis has a mean US Air Quality Index of about 38 in May.