October 21 sees frequent showers in Amsterdam. Historical data shows a 44% chance of rain, so pack accordingly. Temperatures average 14°C. Expect a bustling atmosphere in Amsterdam right now—this is when the city truly comes alive with visitors.
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Amsterdam Weather Forecast for October 21
"Mild & Comfortable. Expect average highs of 14.2°C. 44% chance of rain."
What to Wear in Amsterdam in October
Based on historical data for October 21, Amsterdam typically experiences temperatures between 9.3°C and 14.2°C. We recommend packing light jacket, long pants, umbrella to stay comfortable. With a 44% 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
- Umbrella
Average High
14.2°C
Daytime Peak
Average Low
9.3°C
Nighttime Low
Feels Like
13.8°C
🌤️ Feels accurate
Rain Chance
44%
Avg 2.4mm if it rains
Cloud Cover
72%
Overcast
Pressure
1010.8 hPa
High volatility
Amsterdam Weather Conditions & UV Index
Weather Confidence
30-year variance analysis
Based on 10 years of data
🎯 This date historically delivers consistent weather 83% of the time. Safe to plan outdoor activities with confidence.
Sun Exposure
UV Index & Safety Guide
Protection Needed
SPF 15 for extended outdoor time
Type I-II
🔴 89 min to burn
Type III-IV
🟡 134 min to burn
Type V-VI
🟢 223 min to burn
UV estimate based on latitude, season & cloud cover. Actual UV may vary.
Outdoor Comfort
How pleasant is it outside?
Dew Point
11.5°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
High
100/100 pressure index
Health Advisory
Required
1 vaccine • View Details →
Landing Slots
~2,480
Daily arrival options (inc. codeshare)
Sunrise, Sunset & Wind in Amsterdam
Daylight & Sun
Solar Elevation Cycle
🌅 Sunrise
07:16
☀️ Noon
12:26
🌇 Sunset
17:35
⏱️ Daylight
10h 18m
Wind Speed
23.2 km/h
Moderate wind
Sunshine
5.4 hrs
Direct Sun (Cloud-free)
Humidity
84%
Humid / Damp
Travel Intelligence
Exclusive flight analytics & health data for Amsterdam
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 Amsterdam
Travel Comfort Index
Real-time tourism conditions
Weather Quality
⛅ Good
Tourist Crowds
🟡 Busy
Price Level
💰💰 Moderate
Health & Wellbeing
Meteo-Health Forecast
Rapid pressure changes detected. High risk for meteosensitive people.
Mild discomfort possible for arthritic conditions.
Fish are active due to pressure changes.
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 October 21 averages 14.2°C with a 44% precipitation probability. Wedding/Outdoor Event Score: 79/100."
— 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
October 14
14.6°C • 20% rain
Score
92
October 15
14.4°C • 20% rain
Score
91
October 17
14.3°C • 25% rain
Score
91
💡 Moving your event by a few days could significantly improve weather conditions
Compare Other Cities
Same date (October 21) in other destinations
Barcelona
Spain
Rome
Italy
Lisbon
Portugal
Prague
Czech Republic
London
United Kingdom
🌍 Explore the same date in different destinations around the world
📍 Is Amsterdam Worth Visiting on October 21?
Planning a trip to Amsterdam on October 21? Our historical weather analysis based on 30 years of NASA satellite data shows that this time of year offers a bracing seasonal atmosphere averaging 14.2°C with a 44% historical precipitation risk.
✈️ Travel Logistics: Approximately 2,480 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 14.8°C (polar plunge). Wave conditions are generally surfers only with heights around 1.84m.
📊 Historical Extremes: The hottest October 21 recorded in the last 30 years saw temperatures hit 19.3°C in 2020, while the coldest dropped to 6°C in 2016.