March 21 is generally a great time to visit Kathmandu. While there is a slight chance of rain (19%), showers are usually brief. Expect comfortable 22°C weather. You'll enjoy Kathmandu with reasonable crowd levels and competitive accommodation options.
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Essential Travel Info for Kathmandu
Currency
NPR
₨ Nepalese rupee
Language
Nepali
Driving
Left side
Connect
Most cafes & restaurants in tourist area...
Safety
High Safety
GPI: 1.947
Kathmandu Weather Forecast for March 21
"Mild & Comfortable. Expect average highs of 22°C. 19% chance of rain."
What to Wear in Kathmandu in March
Based on historical data for March 21, Kathmandu typically experiences temperatures between 11.4°C and 22°C. We recommend packing light jacket, long pants to stay comfortable. Trends suggest it will stay mostly dry (19% rain probability), but checking the forecast before heading out is always wise.
Complete Packing Guide
Weekly breakdown & essential items for Kathmandu
Smart Suitcase
- Light Jacket
- Long Pants
Average High
22°C
Daytime Peak
Average Low
11.4°C
Nighttime Low
Feels Like
22.2°C
☀️ Feels accurate
Rain Chance
19%
Avg 0.8mm if it rains
Cloud Cover
35%
Light drizzle
Pressure
1011.7 hPa
Low volatility
Kathmandu Weather Conditions & UV Index
Weather Confidence
30-year variance analysis
Based on 10 years of data
🎯 This date historically delivers consistent weather 84% 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
🔴 18 min to burn
Type III-IV
🟡 27 min to burn
Type V-VI
🟢 45 min to burn
UV estimate based on latitude, season & cloud cover. Actual UV may vary.
Outdoor Comfort
How pleasant is it outside?
Dew Point
14.1°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 Nepal
Flight Traffic
Moderate
50/100 pressure index
Health Advisory
Required
2 vaccines • View Details →
Landing Slots
~85
Daily arrival options (inc. codeshare)
Sunrise, Sunset & Wind in Kathmandu
Daylight & Sun
Solar Elevation Cycle
🌅 Sunrise
06:23
☀️ Noon
12:27
🌇 Sunset
18:31
⏱️ Daylight
12h 7m
Wind Speed
8.4 km/h
Light breeze
Sunshine
10.5 hrs
Direct Sun (Cloud-free)
Humidity
61%
Slightly humid
Travel Intelligence
Exclusive flight analytics & health data for Kathmandu
Smart Flight Estimator
Airport-to-Airport Logistics
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Add your home location in settings to see airport details.
Travel Health & Safety in Kathmandu
Travel Comfort Index
Real-time tourism conditions
Weather Quality
☀️ Excellent
Tourist Crowds
🟢 Moderate
Price Level
💰💰 Moderate
Health & Wellbeing
Meteo-Health Forecast
Stable conditions. Low risk of headaches.
Weather unlikely to affect joint pain.
Moderate fish activity expected.
Unhealthy. Everyone should reduce outdoor activities.
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, Kathmandu on March 21 averages 22°C with a 19% precipitation probability. Wedding/Outdoor Event Score: 99/100."
— Source: 30YearWeather.com|Data: NASA POWER (1991-2021)|View Methodology
Kathmandu Weather History (2010–2024)
Temperature History
Hall of Fame
Records from last 10 years
Better Alternatives Nearby
Consider these dates within ±7 days
💡 Moving your event by a few days could significantly improve weather conditions
Compare Other Cities
Same date (March 21) in other destinations
🌍 Explore the same date in different destinations around the world
📍 Is Kathmandu Worth Visiting on March 21?
Planning a trip to Kathmandu 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 22°C with a 19% historical precipitation risk.
✈️ Travel Logistics: Approximately 85 landing slots available daily during this period, indicating manageable crowd levels.
💉 Health Advisory: 11 vaccinations are recommended for Nepal, including COVID-19.
📊 Historical Extremes: The hottest March 21 recorded in the last 30 years saw temperatures hit 25.3°C in 2021, while the coldest dropped to 7.9°C in 2017.