August 17 is statistically one of the best days of the year in Brasília. With minimal rain risk (4%) and pleasant highs of 27°C, it's ideal for outdoor adventures. You'll find plenty of company in Brasília this month as tourism activity remains quite robust.
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Essential Travel Info for Brasília
Currency
BRL
R$ Brazilian real
Language
Portuguese
Driving
Right side
Safety
Moderate Safety
GPI: 2.465
Brasília Weather Forecast for August 17
"Warm & Sunny. Expect average highs of 27.3°C. 4% chance of rain."
What to Wear in Brasília in August
Based on historical data for August 17, Brasília typically experiences temperatures between 15.9°C and 27.3°C. We recommend packing t-shirt, light clothing to stay comfortable. Trends suggest it will stay mostly dry (4% rain probability), but checking the forecast before heading out is always wise.
Complete Packing Guide
Weekly breakdown & essential items for Brasília
Smart Suitcase
- T-Shirt
- Light Clothing
Average High
27.3°C
Daytime Peak
Average Low
15.9°C
Nighttime Low
Feels Like
27.4°C
☀️ Feels accurate
Rain Chance
4%
Avg 0mm if it rains
Cloud Cover
26%
Overcast
Pressure
1017.5 hPa
Low volatility
Brasília Weather Conditions & UV Index
Weather Confidence
30-year variance analysis
Based on 10 years of data
🎯 This date historically delivers consistent weather 98% 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
🔴 31 min to burn
Type III-IV
🟡 47 min to burn
Type V-VI
🟢 78 min to burn
UV estimate based on latitude, season & cloud cover. Actual UV may vary.
Outdoor Comfort
How pleasant is it outside?
Dew Point
14.7°C
Pleasant
Heat Index
27.4°C
Feels hotter
😊 Best outdoor time:
Any time during daylight hours
Travel & Logistics Insights
Local Calendar
Business Day
Standard hours in Brazil
Flight Traffic
Busy
75/100 pressure index
Health Advisory
Required
2 vaccines • View Details →
Landing Slots
~174
Daily arrival options (inc. codeshare)
Sunrise, Sunset & Wind in Brasília
Daylight & Sun
Solar Elevation Cycle
🌅 Sunrise
06:29
☀️ Noon
12:17
🌇 Sunset
18:05
⏱️ Daylight
11h 36m
Wind Speed
16.6 km/h
Gentle breeze
Sunshine
10.5 hrs
Direct Sun (Cloud-free)
Humidity
46%
Comfortable
Travel Intelligence
Exclusive flight analytics & health data for Brasília
Smart Flight Estimator
Airport-to-Airport Logistics
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Travel Health & Safety in Brasília
Travel Comfort Index
Real-time tourism conditions
Weather Quality
☀️ Excellent
Tourist Crowds
🔴 Very Busy
Price Level
💰💰💰 Expensive
Health & Wellbeing
Meteo-Health Forecast
Stable conditions. Low risk of headaches.
Weather unlikely to affect joint pain.
Moderate fish activity expected.
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, Brasília on August 17 averages 27.3°C with a 4% precipitation probability. Wedding/Outdoor Event Score: 100/100."
— Source: 30YearWeather.com|Data: NASA POWER (1991-2021)|View Methodology
Brasília Weather History (2010–2024)
Temperature History
Hall of Fame
Records from last 10 years
Compare Other Cities
Same date (August 17) in other destinations
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📍 Is Brasília Worth Visiting on August 17?
Planning a trip to Brasília on August 17? Our historical weather analysis based on 30 years of NASA satellite data shows that this time of year typically offers vibrant summer conditions averaging 27.3°C with a 4% historical precipitation risk.
✈️ Travel Logistics: Approximately 174 landing slots available daily during this period, indicating manageable crowd levels.
💉 Health Advisory: 9 vaccinations are recommended for Brazil, including COVID-19.
📊 Historical Extremes: The hottest August 17 recorded in the last 30 years saw temperatures hit 30.5°C in 2020, while the coldest dropped to 14.6°C in 2019.