Measurements:
°C
°F
CURRENT WEATHER
22:18
Gdansk
70°F
NE 7 mph
Feels like: 70°F
Precip: 60%
World Resorts Poland Gdansk Weather

7 Day Weather Forecast

09.08
tue
DAY
76°F
N 14 mph
precip
11%
NIGHT
66°F
NE 5 mph
precip
13%
09.09
wed
DAY
74°F
NE 12 mph
precip
20%
NIGHT
60°F
E 14 mph
precip
17%
09.10
thu
DAY
62°F
E 16 mph
precip
14%
NIGHT
50°F
NE 7 mph
precip
11%
09.11
fri
DAY
68°F
NE 8 mph
precip
3%
NIGHT
58°F
N 6 mph
precip
20%
09.12
sat
DAY
72°F
E 9 mph
precip
1%
NIGHT
60°F
SE 5 mph
precip
24%
09.13
sun
DAY
68°F
NE 9 mph
precip
9%
NIGHT
62°F
NE 6 mph
precip
17%
09.14
mon
DAY
66°F
SE 11 mph
precip
5%
NIGHT
52°F
E 7 mph
precip
20%

Gdansk Sea Water Temperature in September, °F

Select Year: 2025 2024 2023

The average sea surface temperature in September 2025 for Gdansk was 17.6°F. The maximum and minimum values were 15.6°F and 19.2°F respectively.

Gdansk on the Weather Map

Best Time to Visit Gdansk
The most sunny months:
June 13 days
August 13 days
May 12 days
The most warm months:
August 74.2 °F
July 73.1 °F
June 69.5 °F
Warmest sea temperature:
August 69.4 °F
July 67.5 °F
September 64.7 °F
The most cold months:
January 31.6 °F
February 33.6 °F
December 36.0 °F
The most rainy months:
July 6 days
August 5 days
May 4 days
The most windy months:
December 12 mph
January 11 mph
February 11 mph
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