, that is to say, relatively continental, with cold winters and mild or pleasant warm summers.
The city is located in northern Poland, in the Pomeranian Voivodeship, on the Baltic Sea coast, where the climate is a bit milder than in inland areas.
is cold and gray. Snowfalls are frequent, but generally not abundant.
Sometimes, cold waves from Siberia can occur, and the temperatures can drop to -20 °C (-4 °F) or below. The coldest record is -31 °C (-23.8 °F) and was set in January 1987.
, the temperatures are pleasant and suitable for outdoor activities, although sometimes there can be rains and thunderstorms.
Every now and then (and more often in recent years due to global warming), there can be short heat waves, sometimes only a day or two, with maximum temperatures reaching or exceeding 30 °C (86 °F). The temperature reached 35 °C (95 °F) in August 1994 and in August 1992.
Although we are in the far north of Poland, the latitude of Gdansk (52°14'N) is not high enough to observe the phenomenon of the white nights, in which the sun sets but it does not get completely dark even at midnight.
On June 21, the longest day of the year, the sun rises at 4:10 am and sets at 9:23 pm. On December 21, the shortest day of the year, the sun rises at 8:04 am and sets at 3:22 pm.
to visit Gdansk runs from mid-May to mid-September, since it is the warmest and sunniest period of the year. Sometimes, it can be hot in July and August, while in other circumstances, nights can be cool or even a little cold even in these months, so it can be useful to bring a sweatshirt or sweater and a light jacket for the evening.
. Here are the average temperatures.
January, the coldest month of the year, is generally a very cold month. The average temperature is of
-1.3 °C, with a minimum of
-3.6 °C and a maximum of
1 °C.
On the coldest nights of the month, the temperature usually drops to around
-15 °C. However, it dropped to
-26 °C in January 2010.
On the warmest days of the month, the temperature usually reaches around
7.5 °C. However, it reached
12 °C in January 2007.
Precipitation amounts to
30 mm, distributed over 7 days.
The day lasts on average 8 hours and 0 minutes.
There are on average 1.5 hours of sunshine per day. So, the sun shines 16% of the time.
The average humidity is 88%. Hence, the air is normally humid.
The average wind speed is of
16 kph.
The average sea temperature is of
4.5 °C. Therefore, the sea is very cold for swimming.
February is generally a very cold month. The average temperature is of
-0.8 °C, with a minimum of
-3.5 °C and a maximum of
1.9 °C.
On the coldest nights of the month, the temperature usually drops to around
-13.5 °C. However, it dropped to
-27 °C in February 1996.
On the warmest days of the month, the temperature usually reaches around
8 °C. However, it reached
13 °C in February 2019.
Precipitation amounts to
25 mm, distributed over 6 days.
The day lasts on average 9 hours and 50 minutes.
There are on average 2.5 hours of sunshine per day. So, the sun shines 25% of the time.
The average humidity is 85%. Hence, the air is normally humid.
The average wind speed is of
15.5 kph.
The average sea temperature is of
3.2 °C. Therefore, the sea is very cold for swimming.
March is generally a cold month. The average temperature is of
2.2 °C, with a minimum of
-1.3 °C and a maximum of
5.7 °C.
On the coldest nights of the month, the temperature usually drops to around
-9.5 °C. However, it dropped to
-18 °C in March 1993.
On the warmest days of the month, the temperature usually reaches around
14.5 °C. However, it reached
20 °C in March 2010.
Precipitation amounts to
30 mm, distributed over 7 days.
The day lasts on average 12 hours and 0 minutes.
There are on average 4.5 hours of sunshine per day. So, the sun shines 36% of the time.
The average humidity is 79%. Hence, the air is normally humid.
The average wind speed is of
15.5 kph.
The average sea temperature is of
3 °C. Therefore, the sea is very cold for swimming.
April is generally a quite mild month. The average temperature is of
7 °C, with a minimum of
2.1 °C and a maximum of
11.8 °C.
On the coldest nights of the month, the temperature usually drops to around
-3.5 °C. However, it dropped to
-7 °C in April 2013.
On the warmest days of the month, the temperature usually reaches around
21.5 °C. However, it reached
27 °C in April 2000.
Precipitation amounts to
30 mm, distributed over 7 days.
The day lasts on average 14 hours and 10 minutes.
There are on average 5.5 hours of sunshine per day. So, the sun shines 38% of the time.
The average humidity is 71%. Hence, the air is normally humid.
The average wind speed is of
13.9 kph.
The average sea temperature is of
4.5 °C. Therefore, the sea is very cold for swimming.
May is generally a mild month. The average temperature is of
11.4 °C, with a minimum of
6.3 °C and a maximum of
16.5 °C.
On the coldest nights of the month, the temperature usually drops to around
0 °C. However, it dropped to
-4 °C in May 2007.
On the warmest days of the month, the temperature usually reaches around
25.5 °C. However, it reached
30 °C in May 2011.
Precipitation amounts to
55 mm, distributed over 9 days.
The day lasts on average 16 hours and 5 minutes. So the days are long.
There are on average 8 hours of sunshine per day. So, the sun shines 49% of the time.
The average humidity is 71%. Hence, the air is normally humid.
The average wind speed is of
13.3 kph.
The average sea temperature is of
8.4 °C. Therefore, the sea is very cold for swimming.
June is generally a very mild month. The average temperature is of
15 °C, with a minimum of
10.1 °C and a maximum of
19.8 °C.
On the coldest nights of the month, the temperature usually drops to around
4.5 °C. However, it dropped to
2 °C in June 1993.
On the warmest days of the month, the temperature usually reaches around
28.5 °C. However, it reached
34 °C in June 2019.
Precipitation amounts to
60 mm, distributed over 9 days.
The day lasts on average 17 hours and 5 minutes. So the days are very long. June 21, the summer solstice, is the longest day of the year in the Northern Hemisphere.
There are on average 8.5 hours of sunshine per day. So, the sun shines 51% of the time.
The average humidity is 72%. Hence, the air is normally humid.
The average wind speed is of
13.4 kph.
The average sea temperature is of
13.3 °C. Therefore, the sea is very cold for swimming.
July, the warmest month of the year, is generally a very mild month. The average temperature is of
17.4 °C, with a minimum of
12.7 °C and a maximum of
22 °C.
On the coldest nights of the month, the temperature usually drops to around
8 °C. However, it dropped to
3 °C in July 1992.
On the warmest days of the month, the temperature usually reaches around
29.5 °C. However, it reached
35 °C in July 1994.
Precipitation amounts to
80 mm, distributed over 9 days.
The day lasts on average 16 hours and 30 minutes. So the days are long.
There are on average 7.5 hours of sunshine per day. So, the sun shines 46% of the time.
The average humidity is 75%. Hence, the air is normally humid.
The average wind speed is of
12.6 kph.
The average sea temperature is of
17.1 °C. Therefore, the sea is cold for swimming.
August is generally a very mild month. The average temperature is of
17.2 °C, with a minimum of
12.4 °C and a maximum of
22 °C.
On the coldest nights of the month, the temperature usually drops to around
7.5 °C. However, it dropped to
5 °C in August 1992.
On the warmest days of the month, the temperature usually reaches around
29.5 °C. However, it reached
35 °C in August 1992.
Precipitation amounts to
70 mm, distributed over 9 days.
The day lasts on average 14 hours and 50 minutes. So the days are long.
There are on average 7.5 hours of sunshine per day. So, the sun shines 49% of the time.
The average humidity is 75%. Hence, the air is normally humid.
The average wind speed is of
11.6 kph.
The average sea temperature is of
18.4 °C. Therefore, the sea is very cool for swimming.
September is generally a mild month. The average temperature is of
13.2 °C, with a minimum of
9 °C and a maximum of
17.3 °C.
On the coldest nights of the month, the temperature usually drops to around
3.5 °C. However, it dropped to
0 °C in September 1993.
On the warmest days of the month, the temperature usually reaches around
24.5 °C. However, it reached
32 °C in September 2015.
Precipitation amounts to
65 mm, distributed over 9 days.
The day lasts on average 12 hours and 35 minutes.
There are on average 6 hours of sunshine per day. So, the sun shines 46% of the time.
The average humidity is 80%. Hence, the air is normally humid.
The average wind speed is of
12.2 kph.
The average sea temperature is of
16.2 °C. Therefore, the sea is cold for swimming.
October is generally a quite mild month. The average temperature is of
8.3 °C, with a minimum of
4.9 °C and a maximum of
11.7 °C.
On the coldest nights of the month, the temperature usually drops to around
-2 °C. However, it dropped to
-5 °C in October 1997.
On the warmest days of the month, the temperature usually reaches around
19 °C. However, it reached
23 °C in October 1995.
Precipitation amounts to
55 mm, distributed over 9 days.
The day lasts on average 10 hours and 25 minutes.
There are on average 3.5 hours of sunshine per day. So, the sun shines 33% of the time.
The average humidity is 83%. Hence, the air is normally humid.
The average wind speed is of
13.2 kph.
The average sea temperature is of
12.8 °C. Therefore, the sea is very cold for swimming.
November is generally a cold month. The average temperature is of
3.6 °C, with a minimum of
1.4 °C and a maximum of
5.8 °C.
On the coldest nights of the month, the temperature usually drops to around
-6 °C. However, it dropped to
-17 °C in November 1998.
On the warmest days of the month, the temperature usually reaches around
11.5 °C. However, it reached
16 °C in November 2020.
Precipitation amounts to
45 mm, distributed over 9 days.
The day lasts on average 8 hours and 30 minutes.
There are on average 1.5 hours of sunshine per day. So, the sun shines 18% of the time.
The average humidity is 89%. Hence, the air is normally humid.
The average wind speed is of
14 kph.
The average sea temperature is of
9.1 °C. Therefore, the sea is very cold for swimming.
December is generally a cold month. The average temperature is of
0.1 °C, with a minimum of
-2 °C and a maximum of
2.2 °C.
On the coldest nights of the month, the temperature usually drops to around
-11 °C. However, it dropped to
-22 °C in December 1996.
On the warmest days of the month, the temperature usually reaches around
8 °C. However, it reached
13 °C in December 2006.
Precipitation amounts to
35 mm, distributed over 9 days.
The day lasts on average 7 hours and 25 minutes. So the days are short. December 21, the winter solstice, is the shortest day of the year in the Northern Hemisphere.
There is an average of 1 hour of sunshine per day. So, the sun shines 14% of the time.
The average humidity is 90%. Hence, the air is normally humid.
The average wind speed is of
14.7 kph.
The average sea temperature is of
6.3 °C. Therefore, the sea is very cold for swimming.