October 21 is generally a great time to visit Bariloche. While there is a slight chance of rain (15%), showers are usually brief. Expect comfortable 13°C weather. Take advantage of the off-peak calm in Bariloche to see the sights without the usual crowds.
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Essential Travel Info for Bariloche
Currency
ARS
$ Argentine peso
Language
Guaraní
+1 more
Driving
Right side
Safety
High Safety
GPI: 1.911
Bariloche Weather Forecast for October 21
"Mild & Comfortable. Expect average highs of 12.9°C. 15% chance of snow."
What to Wear in Bariloche in October
Based on historical data for October 21, Bariloche typically experiences temperatures between 3.5°C and 12.9°C. We recommend packing heavy coat, scarf, gloves to stay comfortable. Trends suggest it will stay mostly dry (15% rain probability), but checking the forecast before heading out is always wise.
Complete Packing Guide
Weekly breakdown & essential items for Bariloche
Smart Suitcase
- Heavy Coat
- Scarf
- Gloves
Average High
12.9°C
Daytime Peak
Average Low
3.5°C
Nighttime Low
Feels Like
12.2°C
🌤️ Feels accurate
Snow Chance
15%
Avg 0.8mm if it snows
Snowfall
0.4 cm
~15% chance
Pressure
1017 hPa
Medium volatility
Bariloche Weather Conditions & UV Index
Weather Confidence
30-year variance analysis
Based on 10 years of data
🎯 This date historically delivers consistent weather 88% of the time. Safe to plan outdoor activities with confidence.
Sun Exposure
UV Index & Safety Guide
Protection Needed
SPF 30 recommended
06:00 - 10:00
16:00 - 20:00
Type I-II
🔴 20 min to burn
Type III-IV
🟡 30 min to burn
Type V-VI
🟢 50 min to burn
UV estimate based on latitude, season & cloud cover. Actual UV may vary.
Outdoor Comfort
How pleasant is it outside?
Dew Point
8°C
Dry air
Heat Stress
Low
No heat warning
🙂 Best outdoor time:
Any time during daylight hours
Travel & Logistics Insights
Local Calendar
Business Day
Standard hours in Argentina
Flight Traffic
Quiet
39/100 pressure index
Health Advisory
Required
2 vaccines • View Details →
Landing Slots
~17
Daily arrival options (inc. codeshare)
Sunrise, Sunset & Wind in Bariloche
Daylight & Sun
Solar Elevation Cycle
🌅 Sunrise
06:48
☀️ Noon
13:31
🌇 Sunset
20:13
⏱️ Daylight
13h 25m
Wind Speed
15.9 km/h
Gentle breeze
Sunshine
11.1 hrs
Direct Sun (Cloud-free)
Humidity
72%
Humid / Damp
Travel Intelligence
Exclusive flight analytics & health data for Bariloche
Smart Flight Estimator
Airport-to-Airport Logistics
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Travel Health & Safety in Bariloche
Travel Comfort Index
Real-time tourism conditions
Weather Quality
☀️ Excellent
Tourist Crowds
🟡 Busy
Price Level
💰💰 Moderate
Health & Wellbeing
Meteo-Health Forecast
Moderate fluctuations. Some sensitivity possible.
Weather unlikely to affect joint pain.
Moderate fish activity expected.
Air quality is excellent. Perfect for outdoor activities.
Regional Safety Profile
Seismic Activity
Moderate seismic activity. Occasional tremors possible.
"According to 30YearWeather's analysis of 30 years of NASA satellite data, Bariloche on October 21 averages 12.9°C with a 15% precipitation probability. Wedding/Outdoor Event Score: 81/100."
— Source: 30YearWeather.com|Data: NASA POWER (1991-2021)|View Methodology
Bariloche Weather History (2010–2024)
Temperature History
Hall of Fame
Records from last 10 years
Better Alternatives Nearby
Consider these dates within ±7 days
October 22
12.9°C • 15% rain
Score
86
October 19
13.1°C • 18% rain
Score
82
October 20
13.1°C • 17% rain
Score
82
💡 Moving your event by a few days could significantly improve weather conditions
Compare Other Cities
Same date (October 21) in other destinations
🌍 Explore the same date in different destinations around the world
📍 Is Bariloche Worth Visiting on October 21?
Planning a trip to Bariloche on October 21? Our historical weather analysis based on 30 years of NASA satellite data shows that this time of year offers a bracing seasonal atmosphere averaging 12.9°C with a 15% historical precipitation risk.
✈️ Travel Logistics: Approximately 17 landing slots available daily during this period, indicating manageable crowd levels.
💉 Health Advisory: 8 vaccinations are recommended for Argentina, including COVID-19.
📊 Historical Extremes: The hottest October 21 recorded in the last 30 years saw temperatures hit 18.9°C in 2016, while the coldest dropped to -0.4°C in 2017.