July 31 is generally a great time to visit Florianópolis. While there is a slight chance of rain (17%), showers are usually brief. Expect comfortable 20°C weather. You'll enjoy Florianópolis with reasonable crowd levels and competitive accommodation options.
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Essential Travel Info for Florianópolis
Currency
BRL
R$ Brazilian real
Language
Portuguese
Driving
Right side
Safety
Moderate Safety
GPI: 2.465
Florianópolis Weather Forecast for July 31
"Mild & Comfortable. Expect average highs of 19.8°C. 17% chance of rain."
What to Wear in Florianópolis in July
Based on historical data for July 31, Florianópolis typically experiences temperatures between 13.1°C and 19.8°C. We recommend packing light jacket, long pants to stay comfortable. Trends suggest it will stay mostly dry (17% rain probability), but checking the forecast before heading out is always wise.
Complete Packing Guide
Weekly breakdown & essential items for Florianópolis
Smart Suitcase
- Light Jacket
- Long Pants
Average High
19.8°C
Daytime Peak
Average Low
13.1°C
Nighttime Low
Feels Like
19.8°C
🌤️ Feels accurate
Rain Chance
17%
Avg 1.5mm if it rains
Cloud Cover
56%
Overcast
Pressure
1021.6 hPa
Medium volatility
Florianópolis Weather Conditions & UV Index
Weather Confidence
30-year variance analysis
Based on 10 years of data
🎯 This date historically delivers consistent weather 100% of the time. Safe to plan outdoor activities with confidence.
Sun Exposure
UV Index & Safety Guide
Protection Needed
SPF 15 for extended outdoor time
Type I-II
🔴 200 min to burn
Type III-IV
🟡 300 min to burn
Type V-VI
🟢 500 min to burn
UV estimate based on latitude, season & cloud cover. Actual UV may vary.
Outdoor Comfort
How pleasant is it outside?
Dew Point
16.6°C
Noticeable
Heat Stress
Low
No heat warning
🙂 Best outdoor time:
Any time during daylight hours
Marine Conditions
Marine Life
No special warnings. Enjoy the swim!
Swim Index
❄️ Cold Water Hazard
Travel & Logistics Insights
Local Calendar
Business Day
Standard hours in Brazil
Flight Traffic
Moderate
55/100 pressure index
Health Advisory
Required
2 vaccines • View Details →
Landing Slots
~43
Daily arrival options (inc. codeshare)
Sunrise, Sunset & Wind in Florianópolis
Daylight & Sun
Solar Elevation Cycle
🌅 Sunrise
06:57
☀️ Noon
12:21
🌇 Sunset
17:46
⏱️ Daylight
10h 48m
Wind Speed
11.5 km/h
Light breeze
Sunshine
7.7 hrs
Direct Sun (Cloud-free)
Humidity
82%
Humid / Damp
Travel Intelligence
Exclusive flight analytics & health data for Florianópolis
Smart Flight Estimator
Airport-to-Airport Logistics
unlock smart flight estimates
Add your home location in settings to see airport details.
Travel Health & Safety in Florianópolis
Travel Comfort Index
Real-time tourism conditions
Weather Quality
☀️ Excellent
Tourist Crowds
🔴 Very Busy
Price Level
💰💰💰 Expensive
Health & Wellbeing
Meteo-Health Forecast
Moderate fluctuations. Some sensitivity possible.
Weather unlikely to affect joint pain.
High pressure may reduce activity.
Air quality is excellent. Perfect for outdoor activities.
Regional Safety Profile
Seismic Activity
Zero seismic activity detected in 30 years.
"According to 30YearWeather's analysis of 30 years of NASA satellite data, Florianópolis on July 31 averages 19.8°C with a 17% precipitation probability. Wedding/Outdoor Event Score: 99/100."
— Source: 30YearWeather.com|Data: NASA POWER (1991-2021)|View Methodology
Florianópolis Weather History (2010–2024)
Temperature History
Hall of Fame
Records from last 10 years
Better Alternatives Nearby
Consider these dates within ±7 days
July 27
20.3°C • 16% rain
Score
100
July 28
20°C • 14% rain
Score
100
July 30
19.7°C • 15% rain
Score
100
💡 Moving your event by a few days could significantly improve weather conditions
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📍 Is Florianópolis Worth Visiting on July 31?
Planning a trip to Florianópolis on July 31? Our historical weather analysis based on 30 years of NASA satellite data shows that this time of year is characterized by pleasant mild weather averaging 19.8°C with a 17% historical precipitation risk.
✈️ Travel Logistics: Approximately 43 landing slots available daily during this period, indicating manageable crowd levels.
💉 Health Advisory: 9 vaccinations are recommended for Brazil, including COVID-19.
🌊 Coastal Conditions: Water temperature averages 17.4°C (refreshing tonic). Wave conditions are generally fun waves with heights around 0.7m.
📊 Historical Extremes: The hottest July 31 recorded in the last 30 years saw temperatures hit 22.9°C in 2017, while the coldest dropped to 8.2°C in 2021.