September 13 is generally a great time to visit Gdańsk. While there is a slight chance of rain (22%), showers are usually brief. Expect comfortable 19°C weather. Gdańsk is currently in its most popular travel window, meaning vibrant crowds and premium pricing.
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Essential Travel Info for Gdańsk
Currency
PLN
zł Polish złoty
Language
Polish
Driving
Right side
Connect
Gdańsk provides an extensive network of ...
Safety
High Safety
GPI: 1.552
Gdańsk Weather Forecast for September 13
"Mild & Comfortable. Expect average highs of 19.1°C. 22% chance of rain."
What to Wear in Gdańsk in September
Based on historical data for September 13, Gdańsk typically experiences temperatures between 12.6°C and 19.1°C. We recommend packing light jacket, long pants to stay comfortable. Trends suggest it will stay mostly dry (22% rain probability), but checking the forecast before heading out is always wise.
Complete Packing Guide
Weekly breakdown & essential items for Gdańsk
Smart Suitcase
- Light Jacket
- Long Pants
Average High
19.1°C
Daytime Peak
Average Low
12.6°C
Nighttime Low
Feels Like
19.1°C
🌤️ Feels accurate
Rain Chance
22%
Avg 1.3mm if it rains
Cloud Cover
64%
Light drizzle
Pressure
1014.4 hPa
Medium volatility
Gdańsk Weather Conditions & UV Index
Weather Confidence
30-year variance analysis
Based on 10 years of data
🎯 This date historically delivers consistent weather 80% 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
🔴 42 min to burn
Type III-IV
🟡 63 min to burn
Type V-VI
🟢 105 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°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
⚠️ Mixed Conditions
Travel & Logistics Insights
Local Calendar
Business Day
Standard hours in Poland
Flight Traffic
High
93/100 pressure index
Health Advisory
Required
1 vaccine • View Details →
Landing Slots
~102
Daily arrival options (inc. codeshare)
Sunrise, Sunset & Wind in Gdańsk
Daylight & Sun
Solar Elevation Cycle
🌅 Sunrise
05:15
☀️ Noon
11:42
🌇 Sunset
18:10
⏱️ Daylight
12h 54m
Wind Speed
19.8 km/h
Gentle breeze
Sunshine
8.0 hrs
Direct Sun (Cloud-free)
Humidity
77%
Humid / Damp
Travel Intelligence
Exclusive flight analytics & health data for Gdańsk
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 Gdańsk
Travel Comfort Index
Real-time tourism conditions
Weather Quality
☀️ Excellent
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, Gdańsk on September 13 averages 19.1°C with a 22% precipitation probability. Wedding/Outdoor Event Score: 93/100."
— Source: 30YearWeather.com|Data: NASA POWER (1991-2021)|View Methodology
Gdańsk Weather History (2010–2024)
Temperature History
Hall of Fame
Records from last 10 years
Better Alternatives Nearby
Consider these dates within ±7 days
September 19
18.1°C • 14% rain
Score
99
September 20
18°C • 13% rain
Score
99
September 6
20.3°C • 21% rain
Score
96
💡 Moving your event by a few days could significantly improve weather conditions
Compare Other Cities
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📍 Is Gdańsk Worth Visiting on September 13?
Planning a trip to Gdańsk on September 13? 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 19.1°C with a 22% historical precipitation risk.
✈️ Travel Logistics: Approximately 102 landing slots available daily during this period, indicating manageable crowd levels.
💉 Health Advisory: 8 vaccinations are recommended for Poland, including COVID-19.
🌊 Coastal Conditions: Water temperature averages 18.2°C (refreshing tonic). Wave conditions are generally fun waves with heights around 0.72m.
📊 Historical Extremes: The hottest September 13 recorded in the last 30 years saw temperatures hit 26.9°C in 2023, while the coldest dropped to 8.7°C in 2022.