March 21 is statistically one of the best days of the year in New Orleans. With minimal rain risk (14%) and pleasant highs of 21°C, it's ideal for outdoor adventures. As it's peak season for New Orleans, we recommend booking your stay well in advance to secure the best rates.
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Essential Travel Info for New Orleans
Currency
USD
$ United States dollar
Language
English
Driving
Right side
Connect
The telephone area code for New Orleans ...
Safety
Moderate Safety
GPI: 2.44
New Orleans Weather Forecast for March 21
"Mild & Comfortable. Expect average highs of 21°C. 14% chance of rain."
What to Wear in New Orleans in March
Based on historical data for March 21, New Orleans typically experiences temperatures between 13.3°C and 21°C. We recommend packing light jacket, long pants to stay comfortable. Trends suggest it will stay mostly dry (14% rain probability), but checking the forecast before heading out is always wise.
Complete Packing Guide
Weekly breakdown & essential items for New Orleans
Smart Suitcase
- Light Jacket
- Long Pants
Average High
21°C
Daytime Peak
Average Low
13.3°C
Nighttime Low
Feels Like
21.2°C
☀️ Feels accurate
Rain Chance
14%
Avg 1.1mm if it rains
Cloud Cover
41%
Overcast
Pressure
1018.5 hPa
Medium volatility
New Orleans Weather Conditions & UV Index
Weather Confidence
30-year variance analysis
Based on 10 years of data
🎯 This date historically delivers consistent weather 90% 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 - 18:00
Type I-II
🔴 22 min to burn
Type III-IV
🟡 33 min to burn
Type V-VI
🟢 55 min to burn
UV estimate based on latitude, season & cloud cover. Actual UV may vary.
Outdoor Comfort
How pleasant is it outside?
Dew Point
15.8°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
~179
Daily arrival options (inc. codeshare)
Sunrise, Sunset & Wind in New Orleans
Daylight & Sun
Solar Elevation Cycle
🌅 Sunrise
06:04
☀️ Noon
12:08
🌇 Sunset
18:13
⏱️ Daylight
12h 8m
Wind Speed
21.2 km/h
Moderate wind
Sunshine
9.7 hrs
Direct Sun (Cloud-free)
Humidity
72%
Humid / Damp
Travel Intelligence
Exclusive flight analytics & health data for New Orleans
Smart Flight Estimator
Airport-to-Airport Logistics
unlock smart flight estimates
Add your home location in settings to see airport details.
Travel Health & Safety in New Orleans
Travel Comfort Index
Real-time tourism conditions
Weather Quality
☀️ Excellent
Tourist Crowds
🟢 Moderate
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
Zero seismic activity detected in 30 years.
Atlantic Hurricane Risk
Season: Jun - Nov
"According to 30YearWeather's analysis of 30 years of NASA satellite data, New Orleans on March 21 averages 21°C with a 14% precipitation probability. Wedding/Outdoor Event Score: 100/100."
— Source: 30YearWeather.com|Data: NASA POWER (1991-2021)|View Methodology
New Orleans Weather History (2010–2024)
Temperature History
Hall of Fame
Records from last 10 years
Compare Other Cities
Same date (March 21) in other destinations
🌍 Explore the same date in different destinations around the world
📍 Is New Orleans Worth Visiting on March 21?
Planning a trip to New Orleans on March 21? 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 21°C with a 14% historical precipitation risk.
✈️ Travel Logistics: Approximately 179 landing slots available daily during this period, indicating manageable crowd levels.
📊 Historical Extremes: The hottest March 21 recorded in the last 30 years saw temperatures hit 25.2°C in 2017, while the coldest dropped to 5.2°C in 2023.