Weather in Gdynia in September
Climate normals based on 10 years of historical data for Gdynia, Polandia.
Average high
18°C
Average low
13°C
Rainfall
56 mm
10 rainy days
Sunshine
3.7h/day
Kelembapan
73%
How Hot Is Gdynia in September?
Gdynia's September sits at about 16°C overall, climbing to 18°C by mid-afternoon and dropping to 13°C before dawn. September is the steepest cool-down of the year — 4°C off August's peaks.
Sunshine Hours in September
Sun and cloud trade off in Gdynia's September: 3.7h of direct sun, daylight from 6:20 am to 7:00 pm.
Does It Rain In Gdynia In September?
Gdynia sees moderate rainfall in September — 56mm spread across 10 days, with rain coming in distinct bursts.
Is Gdynia Humid In September?
Humid air dominates Gdynia in September: 73% on average makes warm days feel hotter.
Wind In Gdynia In September
Sea breeze or thermal winds keep Gdynia moving at 21 kph in September.
Cloud Cover In Gdynia In September
Gdynia's September runs cloudy: typical cloud cover of 61%.
Cities With Similar Weather In September
Weather in Gdynia, month by month
| Month | High / Low | Hujan | |
|---|---|---|---|
| Cuaca di Bulan Januari | 3°C / 0°C | 57mm | Details → |
| Cuaca di Bulan Februari | 4°C / 0°C | 49mm | Details → |
| Cuaca di Bulan Maret | 7°C / 2°C | 43mm | Details → |
| Cuaca di Bulan April | 11°C / 4°C | 41mm | Details → |
| Cuaca di Bulan Mei | 16°C / 8°C | 52mm | Details → |
| Cuaca di Bulan Juni | 20°C / 13°C | 69mm | Details → |
| Cuaca di Bulan Juli | 21°C / 15°C | 111mm | Details → |
| Cuaca di Bulan Agustus | 22°C / 16°C | 76mm | Details → |
| Cuaca di Bulan September | 18°C / 13°C | 56mm | |
| Cuaca di Bulan Oktober | 13°C / 9°C | 63mm | Details → |
| Cuaca di Bulan November | 7°C / 5°C | 59mm | Details → |
| Cuaca di Bulan Desember | 4°C / 2°C | 61mm | Details → |