Weather in Celje in september
Climate normals based on 10 years of historical data for Celje, Republika Slovenija.
Average high
22°C
Average low
12°C
Rainfall
130 mm
11 rainy days
Sunshine
4.5h/day
Vlažnost
77%
How Hot Is Celje in september?
September keeps Celje warm but with noticeable cooling at night: 22°C peaks, 12°C lows. The pattern barely shifts from August — just a 6°C difference in average high.
Sunshine Hours in september
Daylight runs 6:35 am to 7:10 pm, with 4.5h of typical sun in Celje this September.
Does It Rain In Celje In september?
September's rainfall in Celje is significant: 130mm across 11 days.
Is Celje Humid In september?
Air feels constantly thick in Celje: 77% humidity is the norm in September.
Wind In Celje In september
Celje's September is calm: typical wind speeds around 9 kph.
Cloud Cover In Celje In september
Grey, cloudy days are the norm: 55% average cover in Celje.
Cities With Similar Weather In september
Weather in Celje, month by month
| Month | High / Low | Dež | |
|---|---|---|---|
| Vreme v januarju | 5°C / -2°C | 64mm | Details → |
| Vreme v februarju | 8°C / 0°C | 66mm | Details → |
| Vreme v marcu | 12°C / 2°C | 63mm | Details → |
| Vreme v aprilu | 16°C / 6°C | 75mm | Details → |
| Vreme v maju | 19°C / 10°C | 150mm | Details → |
| Vreme v juniju | 25°C / 14°C | 99mm | Details → |
| Vreme v juliju | 27°C / 16°C | 103mm | Details → |
| Vreme v avgustu | 27°C / 16°C | 107mm | Details → |
| Vreme v septembru | 22°C / 12°C | 130mm | |
| Vreme v oktobru | 17°C / 8°C | 91mm | Details → |
| Vreme v novembru | 10°C / 3°C | 103mm | Details → |
| Vreme v decembru | 6°C / 0°C | 69mm | Details → |