Weather in Ротердам in септембар
Climate normals based on 10 years of historical data for Ротердам, Холандија.
Average high
20°C
Average low
13°C
Rainfall
83 mm
12 rainy days
Sunshine
3.1h/day
Vlažnost
72%
Sea temperature
19.4°C
How Hot Is Ротердам in септембар?
September keeps Ротердам warm but with noticeable cooling at night: 20°C peaks, 13°C lows. September is the steepest cool-down of the year — 3°C off August's peaks.
Sunshine Hours in септембар
Ротердам's September averages 3.1h of direct sun — cloud cover varies day to day.
Does It Rain In Ротердам In септембар?
Frequent rain in Ротердам: 83mm across 12 days in September.
Is Ротердам Humid In септембар?
Ротердам feels muggy this month with humidity around 72%, especially in calm air.
How Warm Is The Sea In Ротердам In септембар?
Sea temperatures sit at 19.4°C off Ротердам this September — refreshing but bearable.
Wind In Ротердам In септембар
Wind stays light: 19 kph on a typical day in Ротердам.
Cloud Cover In Ротердам In септембар
Grey, cloudy days are the norm: 65% average cover in Ротердам.
Cities With Similar Weather In септембар
Weather in Ротердам, month by month
| Month | High / Low | Kiša | |
|---|---|---|---|
| Vreme u januaru | 7°C / 3°C | 79mm | Details → |
| Vreme u februaru | 8°C / 3°C | 69mm | Details → |
| Vreme u martu | 10°C / 4°C | 69mm | Details → |
| Vreme u aprilu | 14°C / 6°C | 57mm | Details → |
| Vreme u maju | 17°C / 10°C | 66mm | Details → |
| Vreme u junu | 21°C / 13°C | 75mm | Details → |
| Vreme u julu | 22°C / 15°C | 78mm | Details → |
| Vreme u avgustu | 23°C / 15°C | 78mm | Details → |
| Vreme u septembru | 20°C / 13°C | 83mm | |
| Vreme u oktobru | 15°C / 10°C | 86mm | Details → |
| Vreme u novembru | 11°C / 6°C | 83mm | Details → |
| Vreme u decembru | 8°C / 5°C | 79mm | Details → |