May 12 is generally a great time to visit Banff. While there is a slight chance of rain (21%), showers are usually brief. Expect comfortable 11°C weather. Expect a bustling atmosphere in Banff right now—this is when the city truly comes alive with visitors.
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Essential Travel Info for Banff
Currency
CAD
$ Canadian dollar
Language
English
+1 more
Driving
Right side
Connect
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Safety
Very High Safety
GPI: 1.389
Banff Weather Forecast for May 12
"Mild & Comfortable. Expect average highs of 11.1°C. 21% chance of snow."
What to Wear in Banff in May
Based on historical data for May 12, Banff typically experiences temperatures between 0.3°C and 11.1°C. We recommend packing heavy coat, scarf, gloves to stay comfortable. Trends suggest it will stay mostly dry (21% rain probability), but checking the forecast before heading out is always wise.
Complete Packing Guide
Weekly breakdown & essential items for Banff
Smart Suitcase
- Heavy Coat
- Scarf
- Gloves
Average High
11.1°C
Daytime Peak
Average Low
0.3°C
Nighttime Low
Feels Like
10.5°C
🌤️ Feels accurate
Snow Chance
21%
Avg 1.2mm if it snows
Snowfall
1.0 cm
~21% chance
Pressure
1015.3 hPa
Medium volatility
Banff Weather Conditions & UV Index
Weather Confidence
30-year variance analysis
Based on 10 years of data
✓ Weather is generally predictable, but pack for minor variations. A light backup layer is recommended.
Sun Exposure
UV Index & Safety Guide
Protection Needed
SPF 30 recommended
04:00 - 10:00
16:00 - 20:00
Type I-II
🔴 17 min to burn
Type III-IV
🟡 26 min to burn
Type V-VI
🟢 43 min to burn
UV estimate based on latitude, season & cloud cover. Actual UV may vary.
Outdoor Comfort
How pleasant is it outside?
Dew Point
5.2°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 Canada
Flight Traffic
High
100/100 pressure index
Health Advisory
Required
1 vaccine • View Details →
Landing Slots
~293
Daily arrival options (inc. codeshare)
Sunrise, Sunset & Wind in Banff
Daylight & Sun
Solar Elevation Cycle
🌅 Sunrise
04:57
☀️ Noon
12:39
🌇 Sunset
20:22
⏱️ Daylight
15h 24m
Wind Speed
8.3 km/h
Light breeze
Sunshine
12.2 hrs
Direct Sun (Cloud-free)
Humidity
67%
Slightly humid
Travel Intelligence
Exclusive flight analytics & health data for Banff
Smart Flight Estimator
Airport-to-Airport Logistics
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Travel Health & Safety in Banff
Travel Comfort Index
Real-time tourism conditions
Weather Quality
☀️ Excellent
Tourist Crowds
🟡 Busy
Price Level
💰💰💰 Expensive
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
Rare minor tremors. Buildings are earthquake-resistant.
"According to 30YearWeather's analysis of 30 years of NASA satellite data, Banff on May 12 averages 11.1°C with a 21% precipitation probability. Wedding/Outdoor Event Score: 68/100."
— Source: 30YearWeather.com|Data: NASA POWER (1991-2021)|View Methodology
Banff Weather History (2010–2024)
Temperature History
Hall of Fame
Records from last 10 years
Better Alternatives Nearby
Consider these dates within ±7 days
May 14
11.8°C • 17% rain
Score
73
May 15
11.8°C • 17% rain
Score
73
May 13
11.5°C • 19% rain
Score
71
💡 Moving your event by a few days could significantly improve weather conditions
Compare Other Cities
Same date (May 12) in other destinations
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📍 Is Banff Worth Visiting on May 12?
Planning a trip to Banff on May 12? Our historical weather analysis based on 30 years of NASA satellite data shows that this time of year offers a bracing seasonal atmosphere averaging 11.1°C with a 21% historical precipitation risk.
✈️ Travel Logistics: Approximately 293 landing slots available daily during this period, indicating manageable crowd levels.
💉 Health Advisory: 6 vaccinations are recommended for Canada, including COVID-19.
📊 Historical Extremes: The hottest May 12 recorded in the last 30 years saw temperatures hit 18.9°C in 2018, while the coldest dropped to -4.6°C in 2022.