Gdynia · Poland
Weather in Gdynia in September
In September the typical daytime high in Gdynia is 18.4 °C on average, from 20.9 °C at the start to 15.6 °C at the end of the month.
The last 10 years were 0.9 °C warmer than more than 40 years ago.
Click a day for more: afternoon and night, the usual range, records and how fast it is warming.
The average of the weather stations Elblag-Milejewo (70 km), Kaliningrad (132 km) and Lawica (259 km); nearer ones count more.