Gdynia weather in September
Mild and comfortable, with occasional showers. Average highs of 19°C and lows of 12°C, with around 9 rainy days expected throughout the month.
While September isn't our top-rated month for Gdynia, it has its own appeal — typically lower prices, fewer crowds, and a more local feel.
Average high
19°C
Average low
12°C
Rainy days
9 days
Best months to visit
Year-round
What to do in Gdynia in September
Whatever the weather, Gdynia rewards curious visitors. Here are some of the best ways to spend your time:
Explore
Dine
Culture
Nature
Shopping
Day trips
What to pack for September
Layer up — a mid-weight jacket, jumpers, and comfortable trousers. Waterproof shoes are recommended. Scarves and gloves may be useful in the evenings.
Browse other months
January
2C
Cold, with some rainy days.
February
4C
Cold, with some rainy days.
March
7C
Cold, with some rainy days.
April
11C
Cool, with occasional showers.
May
16C
Cool, with some rainy days.
June
21C
Mild and comfortable, with some rainy days.
July
22C
Mild and comfortable, with some rainy days.
August
23C
Mild and comfortable, with some rainy days.
September (you are here)
19C
Mild and comfortable, with occasional showers.
October
13C
Cool, with some rainy days.
November
8C
Cold, with some rainy days.
December
4C
Cold, with some rainy days.
Book your September trip to Gdynia
Find hotels, tours and experiences for the perfect escape.
