October 4 is statistically one of the best days of the year in Santiago. With minimal rain risk (12%) and pleasant highs of 20°C, it's ideal for outdoor adventures. Expect a bustling atmosphere in Santiago right now—this is when the city truly comes alive with visitors.
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Essential Travel Info for Santiago
Currency
CLP
$ Chilean peso
Language
Spanish
Driving
Right side
Connect
If you wish to mail a letter or postcard...
Safety
High Safety
GPI: 1.84
Santiago Weather Forecast for October 4
"Mild & Comfortable. Expect average highs of 19.8°C. 12% chance of rain."
What to Wear in Santiago in October
Based on historical data for October 4, Santiago typically experiences temperatures between 8.4°C and 19.8°C. We recommend packing light jacket, long pants to stay comfortable. Trends suggest it will stay mostly dry (12% rain probability), but checking the forecast before heading out is always wise.
Complete Packing Guide
Weekly breakdown & essential items for Santiago
Smart Suitcase
- Light Jacket
- Long Pants
Average High
19.8°C
Daytime Peak
Average Low
8.4°C
Nighttime Low
Feels Like
19.8°C
🌤️ Feels accurate
Rain Chance
12%
Avg 0.6mm if it rains
Cloud Cover
48%
Overcast
Pressure
1017.1 hPa
Low volatility
Santiago Weather Conditions & UV Index
Weather Confidence
30-year variance analysis
Based on 10 years of data
🎯 This date historically delivers consistent weather 93% of the time. Safe to plan outdoor activities with confidence.
Sun Exposure
UV Index & Safety Guide
Protection Needed
SPF 30 recommended
07:00 - 10:00
16:00 - 19:00
Type I-II
🔴 15 min to burn
Type III-IV
🟡 23 min to burn
Type V-VI
🟢 38 min to burn
UV estimate based on latitude, season & cloud cover. Actual UV may vary.
Outdoor Comfort
How pleasant is it outside?
Dew Point
13.3°C
Pleasant
Heat Stress
Low
No heat warning
😊 Best outdoor time:
Any time during daylight hours
Travel & Logistics Insights
Local Calendar
Business Day
Standard hours in Chile
Flight Traffic
High
83/100 pressure index
Health Advisory
Required
2 vaccines • View Details →
Landing Slots
~201
Daily arrival options (inc. codeshare)
Sunrise, Sunset & Wind in Santiago
Daylight & Sun
Solar Elevation Cycle
🌅 Sunrise
07:17
☀️ Noon
13:32
🌇 Sunset
19:48
⏱️ Daylight
12h 31m
Wind Speed
10.9 km/h
Light breeze
Sunshine
10.3 hrs
Direct Sun (Cloud-free)
Humidity
66%
Slightly humid
Travel Intelligence
Exclusive flight analytics & health data for Santiago
Smart Flight Estimator
Airport-to-Airport Logistics
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Travel Health & Safety in Santiago
Travel Comfort Index
Real-time tourism conditions
Weather Quality
☀️ Excellent
Tourist Crowds
🟡 Busy
Price Level
💰💰 Moderate
Health & Wellbeing
Meteo-Health Forecast
Stable conditions. Low risk of headaches.
Weather unlikely to affect joint pain.
Moderate fish activity expected.
Air quality is acceptable. Sensitive individuals should limit prolonged outdoor exertion.
Regional Safety Profile
Seismic Activity
Active seismic zone. Multiple earthquakes per year.
Travel Alert: This region has elevated natural risks. We recommend registering with your embassy and keeping emergency numbers handy.
"According to 30YearWeather's analysis of 30 years of NASA satellite data, Santiago on October 4 averages 19.8°C with a 12% precipitation probability. Wedding/Outdoor Event Score: 100/100."
— Source: 30YearWeather.com|Data: NASA POWER (1991-2021)|View Methodology
Santiago Weather History (2010–2024)
Temperature History
Hall of Fame
Records from last 10 years
Compare Other Cities
Same date (October 4) in other destinations
🌍 Explore the same date in different destinations around the world
📍 Is Santiago Worth Visiting on October 4?
Planning a trip to Santiago on October 4? 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 12% historical precipitation risk.
✈️ Travel Logistics: Approximately 201 landing slots available daily during this period, indicating manageable crowd levels.
💉 Health Advisory: 7 vaccinations are recommended for Chile, including COVID-19.
📊 Historical Extremes: The hottest October 4 recorded in the last 30 years saw temperatures hit 25.9°C in 2024, while the coldest dropped to 5.7°C in 2020.