Poland
Tricity · Baltic Sea

Gdynia Orlowo Water Temperature & Swim Forecast

Tricity family beach.

Cool water with a light chop and a light breeze — fresh conditions — a wetsuit is recommended.

Sea temperature now
15.7°Cmild
Fair
Source: Open-Meteo Marine

Model estimate · modelled, not a buoy measurement. How accurate is this?

Air temperature
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Wave height
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Wind
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UV index
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Location

Gdynia Orlowo on the map, with nearby beaches and live sea temperatures.

7-day forecast

Water, air, waves, wind and UV outlook for the week ahead.

Wetsuit recommendation

4/3mm fullsuit

At 15.7°C you need a 4/3mm fullsuit, and many surfers add neoprene boots.

  • + Optional 3mm boots
Surf & watersports
Cool water — the classic UK/Atlantic spring or Pacific Northwest summer range. A 4/3mm sealed-seam suit keeps you in the water for 90+ minutes. Boots prevent foot pain on rocky entries and extend session length.
Open-water swimming
Acclimatised swimmers manage 30 minutes; a thicker swim wetsuit (3/2) helps.

Recommendation tuned for Gdynia Orlowo's current water temperature. Individual tolerance, wind chill, and session length all matter — when in doubt, size up.

Gdynia Orlowo swimming conditions summary

Water temperature
15.7°C
Water feels
Refreshing
Swimmable today
Only with thermal protection
Swim conditions score
56/100 · Fair
Wetsuit needed
4/3mm fullsuit
Air temperature
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Waves
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Wind
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UV index
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Average sea temperature (September)
16.0 °C
Warmest months to swim
July, August, September

At 15.7°C you need a 4/3mm fullsuit, and many surfers add neoprene boots. Model estimate. Water, wave, wind and UV values are Open-Meteo marine/weather model estimates, refreshed hourly — not buoy measurements.

Frequently asked questions

Can I swim at Gdynia Orlowo right now?

The sea at Gdynia Orlowo is currently 15.7°C — cold swimming conditions. Most swimmers will find the water comfortable when it's above 22°C; below 18°C feels fresh and a wetsuit is recommended.

What will the sea temperature be at Gdynia Orlowo next week?

Based on long-term September averages and the latest marine model, expect the sea around Gdynia Orlowo to sit close to 13.1°C over the next 7 days. Check the live 7-day chart above for the exact daily outlook.

When is the best month to swim at Gdynia Orlowo?

July – August – September are typically the warmest months to swim at Gdynia Orlowo, with sea temperatures at their seasonal peak.

Do I need a wetsuit at Gdynia Orlowo?

With water currently at 15.7°C: above 22°C no wetsuit needed; 18–22°C a shorty is comfortable for long swims; 14–18°C a 3/2mm full suit; below 14°C a 4/3mm or thicker.

Quick answer

Can I swim at Gdynia Orlowo today?

The sea is currently 15.7°C — fair swimming conditions. Acclimatised swimmers will be most comfortable.

Key takeaways
  • • Located in Tricity, Poland (Baltic Sea).
  • • Family friendly with calm, accessible water.
  • • Live data refreshed hourly from Open-Meteo Marine.

Monthly sea temperature averages

Tap any month to see what to expect — based on regional climatology.

2°C → 19°C· Current month outlined· “Best” = within 2°C of the annual peak

Best time to swim in Gdynia Orlowo

The sea in Gdynia Orlowo 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.

Gdynia Orlowo sea temperature history

Long-term climatology for Gdynia Orlowo 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 Gdynia Orlowo, 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.

Jan
3°C
Feb
2°C
Mar
3°C
Apr
5°C
May
9°C
Jun
14°C
Jul
18°C
Aug
19°C
Sep
16°C
Oct
12°C
Nov
8°C
Dec
5°C

Gdynia Orlowo sea temperature: frequently asked questions

What is the warmest month to swim in Gdynia Orlowo?

August is the warmest month in Gdynia Orlowo, when the sea averages about 19°C. Late-season warmth often persists a few weeks after peak.

When is the sea coldest in Gdynia Orlowo?

The coldest month in Gdynia Orlowo is typically February, when the water averages around 2°C. Cold-water swimmers and surfers dominate this period.

When can you swim in Gdynia Orlowo without a wetsuit?

The sea in Gdynia Orlowo 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 Gdynia Orlowo?

Outside peak summer the water in Gdynia Orlowo 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 Gdynia Orlowo?

The long-term annual mean sea temperature in Gdynia Orlowo is about 10°C, based on multi-decadal climatology of the surrounding waters.

How do I check the current sea temperature in Gdynia Orlowo?

The live reading at the top of this page shows the current sea temperature in Gdynia Orlowo, 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

MonthSeaComfort
Jan3°CCold
Feb2°CCold
Mar3°CCold
Apr5°CCold
May9°CCold
Jun14°CBracing
Jul18°CPleasant
Aug ⭐19°CPleasant
Sep16°CBracing
Oct12°CCold
Nov8°CCold
Dec5°CCold

Nearby beaches

The closest coastline, with live water temperatures.