Poland
Gdańsk in March: weather, sea & travel advice
This month's data profile
Clear transition month
Gdańsk in March is climatically mixed. The average daily high is around 5 °C, and the sea is about 3 °C. With about 11 rainy days it is wet.
Historical monthly averages, not a weather forecast. Individual days and years can differ substantially.
Rank among 12 monthly averages
28/100 · #8
Warmth
#9
Dryness
#3
Sun
#7
Sea warmth
#11
Published best categories: none
Gdańsk · MarchPhoto: Krzysztof Maria Różański, ( Upior polnocy ) · CC BY-SA 3.0Climate facts
- Average high
- 5 °C
- Average low
- 0 °C
- Sea
- 3 °C
- Rainy days (est.)
- 11 rainy days (est.)
- Sun (est.)
- 3 h/day
- Humidity
- 85 %
Climate evidence with direct month comparison
The highlighted row is the selected month. Precipitation total and rainy days are separate monthly averages.
| Month | Avg high °C | Avg low °C | Rainy days (est.) | Precipitation mm | Sun h/day (est.) | Humidity % | Wind m/s | Sea °C | Score |
|---|---|---|---|---|---|---|---|---|---|
| February | 2 | -2 | 13 | 47 | 1.4 | 89 | 5.4 | 3 | 21 |
| March (selected) | 5 | 0 | 11 | 43 | 3.1 | 85 | 4.7 | 3 | 28 |
| April | 9 | 4 | 9 | 38 | 5.1 | 82 | 3.9 | 6 | 37 |
How do the previous and next months compare?
Baseline: March (28/100)
Positive and negative values show the change from the selected month.
| Score Δ | Average high Δ | Average low Δ | Rainy days Δ | Rain Δ | Sun Δ | Humidity Δ | Wind Δ | Sea Δ | |
|---|---|---|---|---|---|---|---|---|---|
| February | -7 | -3 °C | -1.8 °C | +2.2 | +3.1 mm | -1.7 h | +4.1 % | +0.7 m/s | -0.2 °C |
| April | +9 | +4.7 °C | +3.3 °C | -1.4 | -5 mm | +2 h | -3.5 % | -0.8 m/s | +2.3 °C |
All twelve months in context

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Useful next decisions
Frequently asked questions
How warm is Gdańsk in March?
The average daily high is around 5 °C, with an average daily low of about 0 °C.
Can you swim in Gdańsk in March?
The sea is about 3 °C (cold).
Does it rain a lot in Gdańsk in March?
The curated estimate is about 11 rainy days per month, not a directly measured long-term average. Total precipitation averages around 43 mm for the month. A rainy day does not mean all-day rain.
When is the best time to visit Gdańsk?
By the climate score, July and August are the strongest months for Gdańsk. March is not among them.