September 18 is statistically one of the best days of the year in Santa Fe. With minimal rain risk (9%) and pleasant highs of 23°C, it's ideal for outdoor adventures. Expect a bustling atmosphere in Santa Fe right now—this is when the city truly comes alive with visitors.
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Essential Travel Info for Santa Fe
Currency
USD
$ United States dollar
Language
English
Driving
Right side
Safety
Moderate Safety
GPI: 2.44
Santa Fe Weather Forecast for September 18
"Mild & Comfortable. Expect average highs of 23°C. 9% chance of rain."
What to Wear in Santa Fe in September
Based on historical data for September 18, Santa Fe typically experiences temperatures between 10.9°C and 23°C. We recommend packing light jacket, long pants, layers (onion system) to stay comfortable. Trends suggest it will stay mostly dry (9% rain probability), but checking the forecast before heading out is always wise.
Complete Packing Guide
Weekly breakdown & essential items for Santa Fe
Smart Suitcase
- Light Jacket
- Long Pants
- Layers (Onion System)
Average High
23°C
Daytime Peak
Average Low
10.9°C
Nighttime Low
Feels Like
23.1°C
☀️ Feels accurate
Rain Chance
9%
Avg 0.3mm if it rains
Cloud Cover
23%
Overcast
Pressure
1015.6 hPa
Low volatility
Santa Fe Weather Conditions & UV Index
Weather Confidence
30-year variance analysis
Based on 10 years of data
🎯 This date historically delivers consistent weather 97% of the time. Safe to plan outdoor activities with confidence.
Sun Exposure
UV Index & Safety Guide
Protection Needed
SPF 30 recommended
05:00 - 10:00
16:00 - 18:00
Type I-II
🔴 16 min to burn
Type III-IV
🟡 24 min to burn
Type V-VI
🟢 40 min to burn
UV estimate based on latitude, season & cloud cover. Actual UV may vary.
Outdoor Comfort
How pleasant is it outside?
Dew Point
10.7°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 United States
Flight Traffic
High
83/100 pressure index
Health Advisory
Healthy
Routine only • View Details →
Landing Slots
~29
Daily arrival options (inc. codeshare)
Sunrise, Sunset & Wind in Santa Fe
Daylight & Sun
Solar Elevation Cycle
🌅 Sunrise
05:49
☀️ Noon
11:59
🌇 Sunset
18:08
⏱️ Daylight
12h 18m
Wind Speed
17.9 km/h
Gentle breeze
Sunshine
11.1 hrs
Direct Sun (Cloud-free)
Humidity
46%
Comfortable
Travel Intelligence
Exclusive flight analytics & health data for Santa Fe
Smart Flight Estimator
Airport-to-Airport Logistics
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Travel Health & Safety in Santa Fe
Travel Comfort Index
Real-time tourism conditions
Weather Quality
☀️ Excellent
Tourist Crowds
🟡 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
Rare minor tremors. Buildings are earthquake-resistant.
"According to 30YearWeather's analysis of 30 years of NASA satellite data, Santa Fe on September 18 averages 23°C with a 9% precipitation probability. Wedding/Outdoor Event Score: 100/100."
— Source: 30YearWeather.com|Data: NASA POWER (1991-2021)|View Methodology
Santa Fe Weather History (2010–2024)
Temperature History
Hall of Fame
Records from last 10 years
Compare Other Cities
Same date (September 18) in other destinations
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📍 Is Santa Fe Worth Visiting on September 18?
Planning a trip to Santa Fe on September 18? 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 23°C with a 9% historical precipitation risk.
✈️ Travel Logistics: Approximately 29 landing slots available daily during this period, indicating manageable crowd levels.
📊 Historical Extremes: The hottest September 18 recorded in the last 30 years saw temperatures hit 28.2°C in 2018, while the coldest dropped to 5.7°C in 2016.