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Gdańsk, Poland · Temperate oceanic

Gdańsk: best months to visit

August (7.9/10) · December (0.8/10).

📅 Data updated: October 2026 🛰️ ERA5 · 10 years 📍 54.35°N · 18.65°E
⚡ Quick answer
August
Depends on your goals
7.9/10
☀️ Aug
Top score (7.9/10)
🌤️ Jun
Alt. (7.8/10)
Dec
Plus rude (0.8/10)
🌊 Seaside☁️ Often cloudy🍴 Gastronomy
Photo par Egor Komarov via Unsplash
Decide

When to visit Gdańsk?

The decision rests on several criteria. Climate score, tourist crowds and feasible activities.

Verdict: In Gdańsk, August and June clearly stand out. December concentrates the least favourable conditions.
Top & avoid
🏆 August · 7.9 June · 7.8 July · 7.7 September · 7.5 ⚠️ December · 0.8
0.8
Jan
0.8
Feb
4.1
Mar
4.2
Apr
7.3
May
7.8
Jun
7.7
Jul
7.9
Aug
7.5
Sep
4.1
Oct
1.0
Nov
0.8
Dec
Best period · ≥ 7 Decent period · 4 – 7 Tough conditions · < 4

What you grasp in 5 seconds

Gdańsk offers 5 comfortable months, with 4 months to avoid (January, February, November, December). The gap is sharp: 7.9 in August vs 0.8 in December.

What to check next

Your tolerance for crowds and budget. The best months concentrate tourist saturation and higher prices. Shoulder seasons offer a good compromise.

Next action

Scroll down to the detailed table to compare month by month, then open the page of the month that interests you.

How we calculate the score

The score combines 4 weighted criteria using 10 years of real climate data (ERA5).

Source : ERA5 · Open-Meteo · 10 years (2016–2025) · Full methodology →

Understand

Compare all 12 months

Month-by-month details: temperature, rain, sunshine, score and verdict.

✅ 5 comfortable months (May · Jun · Jul · Aug · Sep)
MonthT° minT° maxRain %mm/daySunScoreVerdict
🌧️ January →0°C3°C31%1.7mm1.3h0.8/10Tough conditions
🌧️ February →0°C5°C30%1.6mm2.5h0.8/10Tough conditions
🌥️ March →1°C8°C24%1.1mm4.3h4.1/10Decent period
🌥️ April →4°C11°C23%1.1mm5.4h4.2/10Decent period
⛅ May →8°C17°C28%1.7mm7.9h7.3/10Best period
☀️ June →13°C21°C31%2.2mm8.6h7.8/10Best period
☀️ July →15°C22°C37%3.4mm7.6h7.7/10Best period
☀️ August →15°C22°C30%2.3mm7.3h7.9/10Best period
☀️ September →12°C19°C27%1.7mm5.8h7.5/10Best period
🌥️ October →8°C13°C30%1.9mm3.4h4.1/10Decent period
🌧️ November →4°C8°C28%1.7mm1.5h1.0/10Tough conditions
🌧️ December →1°C4°C29%1.6mm1.0h0.8/10Tough conditions
📊 Quick read
Optimal window
May → Sep
Good transition
Apr · Oct
Tough period
Jan · Feb · Nov · Dec
🌡️ Detailed conditions (August)
🌡️ Feel
Comfortable
☀️ UV
5.2 · Moderate
💧 Humidity feel
14°C · Pleasant
☔ Rain
30% · 2.3 mm/day
🌅 Sunshine
7.3h/day
10-year trend

Annual temperatures — Gdańsk

Min/max temperature curves observed over the past 10 years (ERA5). Shows climate stability and trend.

T° maxT° meanT° min4°6°8°10°12°14°16°201620172018201920202021202220232024202514.0° — decade peak (2024)+0.83°C / decade
Tailor

For your trip

A few angles depending on what kind of trip you are planning.

🏖️ Beaches: Jun-Sept🌊 Swell: Sept-Mar🚤 Water activities
Book

Plan your trip

Hotels at their lowest outside peak season, highest on comfortable months. Shoulder seasons offer a good price/climate compromise.

🎟️ Activities & tours · Gdańsk

GetYourGuide selection · free cancellation

See all →
Affiliate link · GetYourGuide
Practical info

What you need to know before you go

Three angles: the country (language, currency, safety, budget), the year-round climate, and the specifics of a beach holiday.

Country · Poland

🗣️LanguagePolish
💶CurrencyPolish Zloty (zł)
🚗DrivingRight-hand
🛡️Safety ⓘVery safe · 1/5
💰Cost of living ⓘCheap · 2/5

🌡️ Climate

🌍Climate typeTemperate oceanic
📈Climate trend ⓘStable
🔥Hottest monthJuly · 22°C
❄️Coolest monthJanuary · 3°C
🌧️Rainiest month ⓘJuly · 37%

🏖️ Beach holiday

📅Peak seasonJuin → Sept
🏖️Swell (Sept–Mar) ⓘModérée
🛂VisaSchengen · 90 days
Explore

Related destinations & guides

If this destination doesn't fit your dates, here are alternatives and guides.

Location

Where is Gdańsk ?

Global position + regional geographic context.

🌍 World
🔍 Geographic context
Temperate oceanic climate with a 7.9 → 0.8 gap between best and worst month. 10 years of ERA5 data to choose by project.
54.35°N · 18.65°E
Questions

Frequently asked questions

What is the best time to visit Gdańsk?
August is the best month with 22.0°C highs, 15.0°C lows, 7.3h of sunshine and 30.0% rainy days. The months of August & June offer comparable conditions.
How many hours of sunshine does Gdańsk get in August?
Gdańsk averages 7.3 sunshine hours per day in August. It is the sunniest month with a climate score of 7.4/10.
What is the rainiest month in Gdańsk?
January is the most unfavourable month with January has the lowest climate score of the year and the lowest climate score of the year.
What are the temperatures at night in Gdańsk in August?
In August, overnight lows reach 15.0°C, while afternoon highs average 22.0°C.
Is Gdańsk good in winter?
In winter (December-February), Gdańsk scores 0.8/10 on average — Difficult period — prefer the peak season.. The best month overall remains August with a score of 7.4/10.
When should you avoid Gdańsk?
January is the most difficult month to visit Gdańsk, with January has the lowest climate score of the year. Climate conditions are at their lowest of the year during this period.