May 21 is generally a great time to visit Amsterdam. While there is a slight chance of rain (27%), showers are usually brief. Expect comfortable 17°C weather. Lower tourist interest in Amsterdam right now translates to better deals and a more local feel.
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Essential Travel Info for Amsterdam
Currency
EUR
€ Euro
Language
Dutch
Driving
Right side
Connect
The first Internet cafes in the country ...
Safety
High Safety
GPI: 1.522
Amsterdam Weather Forecast for May 21
"Mild & Comfortable. Expect average highs of 17°C. 27% chance of rain."
What to Wear in Amsterdam in May
Based on historical data for May 21, Amsterdam typically experiences temperatures between 10.2°C and 17°C. We recommend packing light jacket, long pants to stay comfortable. With a 27% chance of rain, keeping a raincoat or umbrella handy is a smart move.
Complete Packing Guide
Weekly breakdown & essential items for Amsterdam
Smart Suitcase
- Light Jacket
- Long Pants
Average High
17°C
Daytime Peak
Average Low
10.2°C
Nighttime Low
Feels Like
17°C
🌤️ Feels accurate
Rain Chance
27%
Avg 1.8mm if it rains
Cloud Cover
64%
Light drizzle
Pressure
1015.3 hPa
Medium volatility
Amsterdam Weather Conditions & UV Index
Weather Confidence
30-year variance analysis
Based on 10 years of data
🎯 This date historically delivers consistent weather 88% of the time. Safe to plan outdoor activities with confidence.
Sun Exposure
UV Index & Safety Guide
Protection Needed
SPF 30 recommended
04:00 - 10:00
16:00 - 20:00
Type I-II
🔴 21 min to burn
Type III-IV
🟡 32 min to burn
Type V-VI
🟢 53 min to burn
UV estimate based on latitude, season & cloud cover. Actual UV may vary.
Outdoor Comfort
How pleasant is it outside?
Dew Point
12.9°C
Pleasant
Heat Stress
Low
No heat warning
🙂 Best outdoor time:
Any time during daylight hours
Marine Conditions
Marine Life
No special warnings. Enjoy the swim!
Swim Index
❄️ Cold Water Hazard
Travel & Logistics Insights
Local Calendar
Business Day
Standard hours in Netherlands
Flight Traffic
Quiet
29/100 pressure index
Health Advisory
Required
1 vaccine • View Details →
Landing Slots
~728
Daily arrival options (inc. codeshare)
Sunrise, Sunset & Wind in Amsterdam
Daylight & Sun
Solar Elevation Cycle
🌅 Sunrise
04:38
☀️ Noon
12:38
🌇 Sunset
20:38
⏱️ Daylight
16h 0m
Wind Speed
19.2 km/h
Gentle breeze
Sunshine
10.9 hrs
Direct Sun (Cloud-free)
Humidity
77%
Humid / Damp
Travel Intelligence
Exclusive flight analytics & health data for Amsterdam
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 Amsterdam
Travel Comfort Index
Real-time tourism conditions
Weather Quality
⛅ Good
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, Amsterdam on May 21 averages 17°C with a 27% precipitation probability. Wedding/Outdoor Event Score: 88/100."
— Source: 30YearWeather.com|Data: NASA POWER (1991-2021)|View Methodology
Amsterdam 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 (May 21) in other destinations
🌍 Explore the same date in different destinations around the world
📍 Is Amsterdam Worth Visiting on May 21?
Planning a trip to Amsterdam on May 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 17°C with a 27% historical precipitation risk.
✈️ Travel Logistics: Approximately 728 landing slots available daily during this period, indicating peak tourist activity.
💉 Health Advisory: 7 vaccinations are recommended for Netherlands, including COVID-19.
🌊 Coastal Conditions: Water temperature averages 13.8°C (polar plunge). Wave conditions are generally surfers only with heights around 1.22m.
📊 Historical Extremes: The hottest May 21 recorded in the last 30 years saw temperatures hit 24.7°C in 2020, while the coldest dropped to 8.1°C in 2017.