August 17 is generally a great time to visit Gdańsk. While there is a slight chance of rain (18%), showers are usually brief. Expect comfortable 24°C weather. Expect a bustling atmosphere in Gdańsk right now—this is when the city truly comes alive with visitors.
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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 August 17
"Mild & Comfortable. Expect average highs of 23.7°C. 18% chance of rain."
What to Wear in Gdańsk in August
Based on historical data for August 17, Gdańsk typically experiences temperatures between 15.6°C and 23.7°C. We recommend packing t-shirt, light clothing to stay comfortable. Trends suggest it will stay mostly dry (18% rain probability), but checking the forecast before heading out is always wise.
Complete Packing Guide
Weekly breakdown & essential items for Gdańsk
Smart Suitcase
- T-Shirt
- Light Clothing
Average High
23.7°C
Daytime Peak
Average Low
15.6°C
Nighttime Low
Feels Like
24.3°C
☀️ Feels accurate
Rain Chance
18%
Avg 1.4mm if it rains
Cloud Cover
56%
Overcast
Pressure
1014.3 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 94% 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 - 19:00
Type I-II
🔴 25 min to burn
Type III-IV
🟡 38 min to burn
Type V-VI
🟢 63 min to burn
UV estimate based on latitude, season & cloud cover. Actual UV may vary.
Outdoor Comfort
How pleasant is it outside?
Dew Point
18.8°C
Noticeable
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
95/100 pressure index
Health Advisory
Required
1 vaccine • View Details →
Landing Slots
~105
Daily arrival options (inc. codeshare)
Sunrise, Sunset & Wind in Gdańsk
Daylight & Sun
Solar Elevation Cycle
🌅 Sunrise
04:26
☀️ Noon
11:50
🌇 Sunset
19:15
⏱️ Daylight
14h 48m
Wind Speed
18.2 km/h
Gentle breeze
Sunshine
11.5 hrs
Direct Sun (Cloud-free)
Humidity
74%
Humid / Damp
Travel Intelligence
Exclusive flight analytics & health data for Gdańsk
Smart Flight Estimator
Airport-to-Airport Logistics
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Travel Health & Safety in Gdańsk
Travel Comfort Index
Real-time tourism conditions
Weather Quality
☀️ Excellent
Tourist Crowds
🔴 Very 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 August 17 averages 23.7°C with a 18% precipitation probability. Wedding/Outdoor Event Score: 97/100."
— 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
Compare Other Cities
Same date (August 17) in other destinations
🌍 Explore the same date in different destinations around the world
📍 Is Gdańsk Worth Visiting on August 17?
Planning a trip to Gdańsk on August 17? 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 23.7°C with a 18% historical precipitation risk.
✈️ Travel Logistics: Approximately 105 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 21°C (refreshing tonic). Wave conditions are generally fun waves with heights around 0.54m.
📊 Historical Extremes: The hottest August 17 recorded in the last 30 years saw temperatures hit 27.1°C in 2020, while the coldest dropped to 12.4°C in 2019.