March 17 is statistically one of the best days of the year in Yellowknife. With minimal rain risk (3%) and pleasant highs of -12°C, it's ideal for outdoor adventures. It's a lively time to explore Yellowknife, with most attractions operating at full capacity. Note: March 17 is Saint Patrick's Day in Yellowknife, so expect special events, closures, and festive atmosphere.
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Essential Travel Info for Yellowknife
Currency
CAD
$ Canadian dollar
Language
English
+1 more
Driving
Right side
Safety
Very High Safety
GPI: 1.389
Yellowknife Weather Forecast for March 17
"Cold & Crisp. Expect average highs of -11.7°C. 3% chance of snow."
What to Wear in Yellowknife in March
Based on historical data for March 17, Yellowknife typically experiences temperatures between -19.1°C and -11.7°C. We recommend packing heavy coat, scarf, gloves to stay comfortable. Trends suggest it will stay mostly dry (3% rain probability), but checking the forecast before heading out is always wise.
Complete Packing Guide
Weekly breakdown & essential items for Yellowknife
Smart Suitcase
- Heavy Coat
- Scarf
- Gloves
Average High
-11.7°C
Daytime Peak
Average Low
-19.1°C
Nighttime Low
Feels Like
-19°C
🥶 Wind chill effect
Snow Chance
3%
Avg 0.1mm if it snows
Snowfall
0.3 cm
~3% chance
Pressure
1019.8 hPa
High volatility
Yellowknife Weather Conditions & UV Index
Weather Confidence
30-year variance analysis
Based on 10 years of data
~ Expect variable conditions. Have flexible plans and pack for multiple weather scenarios.
Sun Exposure
UV Index & Safety Guide
Protection Needed
SPF 15 for extended outdoor time
Type I-II
🔴 53 min to burn
Type III-IV
🟡 80 min to burn
Type V-VI
🟢 133 min to burn
UV estimate based on latitude, season & cloud cover. Actual UV may vary.
Outdoor Comfort
How pleasant is it outside?
Dew Point
-15.1°C
Dry air
Heat Stress
Low
No heat warning
😣 Best outdoor time:
Midday (11 AM - 3 PM) when warmest
Travel & Logistics Insights
Local Calendar
Holiday
Saint Patrick's Day
Flight Traffic
Busy
73/100 pressure index
Health Advisory
Required
1 vaccine • View Details →
Landing Slots
~16
Daily arrival options (inc. codeshare)
Sunrise, Sunset & Wind in Yellowknife
Daylight & Sun
Solar Elevation Cycle
🌅 Sunrise
06:49
☀️ Noon
12:47
🌇 Sunset
18:44
⏱️ Daylight
11h 54m
Wind Speed
15.8 km/h
Gentle breeze
Sunshine
8.5 hrs
Direct Sun (Cloud-free)
Humidity
76%
Humid / Damp
Travel Intelligence
Exclusive flight analytics & health data for Yellowknife
Smart Flight Estimator
Airport-to-Airport Logistics
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Travel Health & Safety in Yellowknife
Travel Comfort Index
Real-time tourism conditions
Weather Quality
☀️ Excellent
Tourist Crowds
🟢 Moderate
Price Level
💰💰 Moderate
Health & Wellbeing
Meteo-Health Forecast
Rapid pressure changes detected. High risk for meteosensitive people.
Weather unlikely to affect joint pain.
Fish are active due to pressure changes.
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, Yellowknife on March 17 averages -11.7°C with a 3% precipitation probability. Wedding/Outdoor Event Score: 0/100."
— Source: 30YearWeather.com|Data: NASA POWER (1991-2021)|View Methodology
Yellowknife Weather History (2010–2024)
Temperature History
Hall of Fame
Records from last 10 years
Compare Other Cities
Same date (March 17) in other destinations
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📍 Is Yellowknife Worth Visiting on March 17?
Planning a trip to Yellowknife on March 17? Our historical weather analysis based on 30 years of NASA satellite data shows that this time of year offers a bracing seasonal atmosphere averaging -11.7°C with a 3% historical precipitation risk.
🎉 Local Event: The date coincides with Saint Patrick's Day, which may influence local business hours and event availability.
✈️ Travel Logistics: Approximately 16 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 March 17 recorded in the last 30 years saw temperatures hit 1.4°C in 2019, while the coldest dropped to -26.2°C in 2025.