Weather in Iwaki in September
Climate normals based on 10 years of historical data for Iwaki, Japan.
Average high
24°C
Average low
18°C
Rainfall
244 mm
17 rainy days
Sunshine
2.2h/day
Luftfeuchtigkeit
83%
How Hot Is Iwaki in September?
September keeps Iwaki warm but with noticeable cooling at night: 24°C peaks, 18°C lows.
Sunshine Hours in September
Heavy overcast keeps sun limited in Iwaki: just 2.2h a day in September.
Does It Rain In Iwaki In September?
September delivers serious rainfall to Iwaki: 244mm across 17 days.
Is Iwaki Humid In September?
Tropical-style humidity defines Iwaki's September: 83% on average, with constant mugginess.
Wind In Iwaki In September
Wind stays light: 14 kph on a typical day in Iwaki.
Cloud Cover In Iwaki In September
Cloudy skies dominate Iwaki in September — averaging 71% cloud cover.
Cities With Similar Weather In September
Weather in Iwaki, month by month
| Month | High / Low | Regen | |
|---|---|---|---|
| Wetter im Januar | 6°C / -1°C | 68mm | Details → |
| Wetter im Februar | 7°C / -1°C | 55mm | Details → |
| Wetter im März | 11°C / 2°C | 161mm | Details → |
| Wetter im April | 15°C / 7°C | 150mm | Details → |
| Wetter im Mai | 20°C / 12°C | 167mm | Details → |
| Wetter im Juni | 23°C / 15°C | 182mm | Details → |
| Wetter im Juli | 27°C / 20°C | 231mm | Details → |
| Wetter im August | 28°C / 21°C | 236mm | Details → |
| Wetter im September | 24°C / 18°C | 244mm | |
| Wetter im Oktober | 19°C / 11°C | 184mm | Details → |
| Wetter im November | 14°C / 6°C | 99mm | Details → |
| Wetter im Dezember | 8°C / 1°C | 55mm | Details → |