Weather in アーヘン in 9月
Climate normals based on 10 years of historical data for アーヘン, ドイツ連邦共和国.
Average high
20°C
Average low
12°C
Rainfall
71 mm
12 rainy days
Sunshine
3.9h/day
湿度
73%
How Hot Is アーヘン in 9月?
アーヘン starts to ease back from summer's peak — afternoon highs of 20°C and overnight lows of 12°C in September. A 4°C cooler reading than August, but next month (October) will drop further.
Sunshine Hours in 9月
Mixed skies in アーヘン: 3.9h of sun on a typical day, daylight from 7:10 am to 7:50 pm.
Does It Rain In アーヘン In 9月?
Frequent showers shape アーヘン's September: 71mm over 12 days.
Is アーヘン Humid In 9月?
High levels of humidity in アーヘン year-round (about 73%) will make it feel warmer than the thermometer suggests.
Wind In アーヘン In 9月
September brings gentle winds to アーヘン — averaging 17 kph.
Cloud Cover In アーヘン In 9月
Cloudy skies dominate アーヘン in September — averaging 59% cloud cover.
Cities With Similar Weather In 9月
Weather in アーヘン, month by month
| Month | High / Low | 雨 | |
|---|---|---|---|
| 1月の天気 | 5°C / 1°C | 86mm | Details → |
| 2月の天気 | 8°C / 2°C | 74mm | Details → |
| 3月の天気 | 10°C / 3°C | 82mm | Details → |
| 4月の天気 | 14°C / 5°C | 52mm | Details → |
| 5月の天気 | 18°C / 9°C | 76mm | Details → |
| 6月の天気 | 22°C / 13°C | 83mm | Details → |
| 7月の天気 | 23°C / 14°C | 70mm | Details → |
| 8月の天気 | 24°C / 15°C | 79mm | Details → |
| 9月の天気 | 20°C / 12°C | 71mm | |
| 10月の天気 | 15°C / 9°C | 71mm | Details → |
| 11月の天気 | 10°C / 5°C | 69mm | Details → |
| 12月の天気 | 7°C / 3°C | 81mm | Details → |