Gdynia in september: average Weather, Temperature and Climate
Weather in Gdynia in september 2025
The weather in Gdynia in the month of september comes from statistical datas on the last years. You can view the weather statistics the entire month, but also by clicking on the tabs for the beginning, the middle and the end of the month.
Average weather throughout september
good weather
Weather at 6am
58°F
Partly Cloudy
33% of time
33%
25%
8%
Weather at 12pm
65°F
Clear/Sunny
38% of time
31%
20%
10%
Weather at 6pm
59°F
Clear/Sunny
39% of time
28%
18%
12%
Weather at 3am
58°F
36%
28%
18%
14%
Evolution of daily average temperature and precipitation in Gdynia in september
These charts show the evolution of average minimum/maximum temperatures as well as average daily precipitation volume in Gdynia in september.
The climate of Gdynia in september is good
the weather in Gdynia in september is relatively dry (with 2.4in of precipitation over 3 days). It should be noted an improvement from the previous month since in august it receives an average of 3.5in of precipitation over 5 days.
The climate is relatively fresh in that area september, but it is tolerable when dressing warm. The high seasonal norm is 65°F. In the morning the temperature drops to 58°F. Thus, the mean temperature average in september in Gdynia is 61°F. Note that seasonal normals in contrast with those observed in Gdynia in september with a maximum record of 83°F in 2019 and a minimum record of 47°F in 2010. You can plan to have about 14 days with temperatures up to 65°F, or 47% of time.
Day length in Gdynia in september is 12:43. The sun rises at 05:19 and sunset is at 18:02.
With a good climate, the month of september is a good time to go in this locality.
Seasonal average climate and temperature of Gdynia in september
Check below seasonal norms These datas are generated from the weather statements of the past years of september.
| September | |||||
| Outside temperature | |||||
| Average temperature | 61°F | ||||
| Highest temperature | 65°F | ||||
| Lowest temperature | 58°F | ||||
| Highest record temperature | 83°F (2019) | ||||
| Lowest record temperature | 47°F (2010) | ||||
| Number of days at +65°F | 14 day(s) (47%) | ||||
| Sea temperature | |||||
| Average sea temperature | 64°F | ||||
| Lowest sea temperature | 58°F | ||||
| Highest sea temperature | 69°F | ||||
| Wind | |||||
| Wind speed | 20km/h | ||||
| Wind temperature | 56°F | ||||
| Precipitation (rainfall) | |||||
| Rainfall | 2.4in | ||||
| Number of days with rainfall | 3 day(s) (11%) | ||||
| Record daily rainfall | 1.1in (2015) | ||||
| Snowfall | 0cm | ||||
| Other climate data | |||||
| Humidity | 81% | ||||
| Visibility | 9.61km | ||||
| Cloud cover | 41% | ||||
| UV index | 5 | ||||
| Daily sunshine hours | 12 | ||||
| Sunrise and sunset | |||||
| Time of sunrise | 05:19 | ||||
| Time of sunset | 18:02 | ||||
| Length of day | 12:43 | ||||
| Our opinion about the weather in september | |||||
| Our opinion at whereandwhen.net | good | ||||
How was the weather last september?
Here is the day by day recorded weather in Gdynia in september 2024:
58°F to 68°F
59°F to 67°F
63°F to 76°F
67°F to 76°F
65°F to 76°F
65°F to 76°F
65°F to 79°F
65°F to 81°F
65°F to 79°F
58°F to 68°F
56°F to 70°F
54°F to 61°F
54°F to 56°F
59°F to 61°F
61°F to 61°F
61°F to 70°F
61°F to 72°F
63°F to 70°F
59°F to 70°F
59°F to 70°F
59°F to 68°F
58°F to 68°F
58°F to 72°F
56°F to 72°F
56°F to 65°F
58°F to 65°F
59°F to 65°F
54°F to 59°F
49°F to 56°F
49°F to 56°F
Map: other cities in Poland in september
Cities near Gdynia:
| Sopot in september | good weather |
| Gdansk in september | good weather |
| Hel in september | good weather |
| Puck in september | good weather |
| Władysławowo in september | good weather |
| Stegna in september | good weather |
| Sztutowo in september | good weather |
| Kościerzyna in september | good weather |
| Krynica Morska in september | good weather |
| Malbork in september | good weather |
| Leba in september | good weather |
| Elblag in september | good weather |
Click over cities on the map for information about the weather in september.
Gdynia
perfect weather
good
tolerable
bad
very bad
Weather data for Gdynia in september:
Weather data for Gdynia for september are derived from an average of the weather forecast since 2009 in Gdynia. There is a margin of error and these forecasts are to be considered as general information only. The weather in Gdynia can vary slightly from year to year, but this data should limit surprises. So you can pack your bags or check for the best time in year to go to Gdynia.