Gdansk Brzezno — Sea temperature now
Tricity family beach.
Fresh water with a light chop and a light breeze — fresh conditions — a wetsuit is recommended.
Location
Gdansk Brzezno on the map, with nearby beaches and live sea temperatures.
7-day forecast
Water, air, waves, wind and UV outlook for the week ahead.
Monthly sea temperature averages
Typical year-round water temperature, based on regional climatology.
Best time to swim in Gdansk Brzezno
The sea in Gdansk Brzezno peaks in August, when the water averages around 19°C.
On average, 0 months a year sit above 20°C — the threshold most swimmers describe as pleasant without a wetsuit.
Outside peak season the water drops toward 7°C, so a 3/2mm shorty or full wetsuit makes long swims much more comfortable.
The coldest month is typically February at around 2°C, when cold-water swimmers dominate the coast.
Gdansk Brzezno sea temperature history
Long-term climatology for Gdansk Brzezno shows an annual mean sea temperature of 10°C, ranging from 2°C in winter to 19°C at the summer peak.
The seasonal swing is roughly 17°C between the coldest and warmest month — a useful yardstick when comparing years or checking whether the current sea is running above or below average.
Recent decades have trended slightly warmer at Gdansk Brzezno, in line with regional sea-surface temperature records for the wider basin.
Monthly averages below are drawn from multi-decadal climatology and are updated as new observations arrive.
Gdansk Brzezno sea temperature: frequently asked questions
What is the warmest month to swim in Gdansk Brzezno?
August is the warmest month in Gdansk Brzezno, when the sea averages about 19°C. Late-season warmth often persists a few weeks after peak.
When is the sea coldest in Gdansk Brzezno?
The coldest month in Gdansk Brzezno is typically February, when the water averages around 2°C. Cold-water swimmers and surfers dominate this period.
When can you swim in Gdansk Brzezno without a wetsuit?
The sea in Gdansk Brzezno rarely climbs above 20°C, so a wetsuit is recommended year-round for anything longer than a quick dip.
Do I need a wetsuit in Gdansk Brzezno?
Outside peak summer the water in Gdansk Brzezno drops toward 7°C, so a 3/2mm shorty or full wetsuit makes long swims much more comfortable. In peak months most swimmers go without.
What is the average sea temperature in Gdansk Brzezno?
The long-term annual mean sea temperature in Gdansk Brzezno is about 10°C, based on multi-decadal climatology of the surrounding waters.
How do I check the current sea temperature in Gdansk Brzezno?
The live reading at the top of this page shows the current sea temperature in Gdansk Brzezno, updated hourly from marine buoy and satellite data. The 7-day forecast covers water, air, waves, wind and UV for the week ahead.
Year-round sea temperature
| Month | Sea | Comfort |
|---|---|---|
| Jan | 3°C | Cold |
| Feb | 2°C | Cold |
| Mar | 3°C | Cold |
| Apr | 5°C | Cold |
| May | 9°C | Cold |
| Jun | 14°C | Bracing |
| Jul | 18°C | Pleasant |
| Aug ⭐ | 19°C | Pleasant |
| Sep | 16°C | Bracing |
| Oct | 12°C | Cold |
| Nov | 8°C | Cold |
| Dec | 5°C | Cold |