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Gdansk weather in May

Weather in Gdansk: May

Average day temperature: 59.7°F
Average night temperature: 48.4°F
Sea water temperature: 49.9°F
Number of sunny days: 12 days
Day length: 15.2 - 16.8 hours
Number of rainy days: 4 days
Precipitation totals: 2.0 in.

Air temperature in May, °F

Show year:
2025
2024
2023

The highest day temperature during May of 2025 was 67°F. At the same time the lowest night temperature was 38°F. Daily and nightly averages during May were 54.1°F and 45.6°F.

Sea water temperature in Gdansk in May, °F

Show year:
2025
2024
2023

The average sea water temperature in May of 2025 was 50.4°F. The highest and lowest sea temperatures during the month were 53.6°F and 47.8°F.

Sunny, partly cloudy and cloudy days

Number of sunny, partly cloudy and cloudy days in May is almost equal.

Precipitation total in May, in.

Precipitation total value in Gdansk in May is 2.2 in. Other months of the year show relatively similar values.

Wind speed in May, mph

The average wind speed value in May is 9.2 mph It makes May one of the least windy months of the year.

Average sunny hours

This chart shows average number of hours during the day when sunlight can reach the ground. It depends on day length and cloudiness during the day. The average number of sunny hours in May is: 8.9.

Best time for vacation in Gdansk

Sunniest months:
June 13 days
August 13 days
May 12 days
Warmest months:
August 71.8 °F
July 70.9 °F
June 67.6 °F
Warmest sea temp:
August 67.5 °F
July 65.7 °F
September 63.2 °F
Coldest months:
January 33.9 °F
February 35.6 °F
December 37.2 °F
Rainiest months:
July 7 days
August 5 days
May 4 days
Windiest months:
December 12.1 mph
January 11.6 mph
February 11.0 mph

Gdansk on a weather map

Gdansk
+37°F
NW 7 mph
Feels like: +32°F
Precip.: 0%
Places in Poland:
Name
°F
+41°F
+41°F
+36°F
+39°F
+37°F
+37°F
+37°F
+39°F
+39°F
+39°F
+37°F
+37°F
+37°F
+37°F
24 Hours Forecast
Gdansk
Local time: 10:12
December 05, friday
1200
41°F
NW
7 mph
1500
41°F
NW
8 mph
1800
39°F
NW
9 mph
2100
41°F
NW
10 mph
December 06, saturday
0000
41°F
N
9 mph
0300
41°F
N
10 mph
0600
41°F
N
9 mph
0900
41°F
NE
10 mph
Units of measurement: °C / °F