30YearWeather
Gdańsk, May 9
Gdańsk street view during May
Historical Weather Analysis

Gdańsk Weather on May 9 — Best Time to Visit?

Based on 30 years of historical data, we have the answer.

partly-cloudy-day

15.6°C

High

6.7°C

Low

18%

Rain

🌤️ Feels like 15.6°C

partly-cloudy-day
YES, GOOD CHOICE
Peak Season

May 9 is generally a great time to visit Gdańsk. While there is a slight chance of rain (18%), showers are usually brief. Expect comfortable 16°C weather. As it's peak season for Gdańsk, we recommend booking your stay well in advance to secure the best rates.

Currency

PLN

Polish złoty

Language

Polish

Driving

Right side

Connect

Gdańsk provides an extensive network of ...

Safety

High Safety

GPI: 1.552

Gdańsk Weather Forecast for May 9

"Mild & Comfortable. Expect average highs of 15.6°C. 18% chance of rain."

What to Wear in Gdańsk in May

Based on historical data for May 9, Gdańsk typically experiences temperatures between 6.7°C and 15.6°C. We recommend packing light jacket, long pants 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

View Guide

Smart Suitcase

  • Light Jacket
  • Long Pants

Average High

extreme-hot

15.6°C

Daytime Peak

Average Low

extreme-cold

6.7°C

Nighttime Low

Feels Like

partly-cloudy-day

15.6°C

🌤️ Feels accurate

Rain Chance

rain

18%

Avg 1.3mm if it rains

Cloud Cover

cloudy

53%

Overcast

Pressure

pressure

1016.6 hPa

Medium volatility

Gdańsk Weather Conditions & UV Index

Weather Confidence

30-year variance analysis

70%Reliable

Based on 10 years of data

Temperature
±4.6°CVariable
Precipitation
9-30%Predictable

Weather is generally predictable, but pack for minor variations. A light backup layer is recommended.

Sun Exposure

UV Index & Safety Guide

4.1Moderate
036811+

Protection Needed

SPF 30 recommended

Safe Sun Windows
Morning

03:00 - 09:30

Afternoon

16:00 - 19:00

Time to Sunburn

Type I-II

🔴 20 min to burn

Type III-IV

🟡 30 min to burn

Type V-VI

🟢 50 min to burn

UV estimate based on latitude, season & cloud cover. Actual UV may vary.

Outdoor Comfort

How pleasant is it outside?

78Good
TemperatureMild
HumidityMuggy
WindBreezy

Dew Point

10.1°C

Pleasant

Heat Stress

Low

No heat warning

🙂 Best outdoor time:
Any time during daylight hours

Marine Conditions

Water Temp
10°C
🥶 Polar Plunge
Avg daily surface temperature
Surf Conditions
0.61m
🌊 Fun Waves
Max daily wave height
Advisories

Marine Life

No special warnings. Enjoy the swim!

Swim Index

❄️ Cold Water Hazard

Travel & Logistics Insights

Local Calendar

Business Day

Standard hours in Poland

Flight Traffic

High

80/100 pressure index

Health Advisory

Required

1 vaccine • View Details →

Landing Slots

~88

Daily arrival options (inc. codeshare)

Sunrise, Sunset & Wind in Gdańsk

Daylight & Sun

Solar Elevation Cycle

🌅 Sunrise

03:53

☀️ Noon

11:43

🌇 Sunset

19:32

⏱️ Daylight

15h 39m

Golden Hour
Morning03:53 - 04:46
18:40 - 19:32Evening

Wind Speed

wind

19 km/h

Gentle breeze

Sunshine

clear-day

11.4 hrs

Direct Sun (Cloud-free)

Humidity

humidity

70%

Humid / Damp

Travel Intelligence

Exclusive flight analytics & health data for Gdańsk

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 Gdańsk

Travel Comfort Index

Real-time tourism conditions

Weather Quality

☀️ Excellent

86/100

Tourist Crowds

🟡 Busy

85/100

Price Level

💰💰💰 Expensive

85/100

Health & Wellbeing

Meteo-Health Forecast

85Score
Atmospheric Pressure1016.6 hPa
Volatility:Medium
Migraine RiskMedium

Moderate fluctuations. Some sensitivity possible.

Joint Pain RiskLow

Weather unlikely to affect joint pain.

Fishing IndexFair

Moderate fish activity expected.

Air Quality Forecast
37AQI
Good
PM2.5 Concentration3.3 µg/m³

Air quality is excellent. Perfect for outdoor activities.

Regional Safety Profile

Low

Seismic Activity

Rare minor tremors. Buildings are earthquake-resistant.

Total events (30y):2
In May (30y):0
💡 Very rare tremors. Standard travel precautions apply.
"According to 30YearWeather's analysis of 30 years of NASA satellite data, Gdańsk on May 9 averages 15.6°C with a 18% precipitation probability. Wedding/Outdoor Event Score: 83/100."

— Source: 30YearWeather.com|Data: NASA POWER (1991-2021)|View Methodology

Gdańsk Weather History (2010–2024)

Temperature History

Loading chart...

Hall of Fame

Records from last 10 years

Hottest
2016
23°C
Coldest
2017
-1.1°C
Rainiest
2025
2.1mm

Better Alternatives Nearby

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💡 Moving your event by a few days could significantly improve weather conditions

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📍 Is Gdańsk Worth Visiting on May 9?

Planning a trip to Gdańsk on May 9? 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 15.6°C with a 18% historical precipitation risk.

✈️ Travel Logistics: Approximately 88 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 10°C (polar plunge). Wave conditions are generally fun waves with heights around 0.61m.

📊 Historical Extremes: The hottest May 9 recorded in the last 30 years saw temperatures hit 23°C in 2016, while the coldest dropped to -1.1°C in 2017.

Gdańsk Weather FAQ