Herdecke Weather in September
Herdecke in September
The short of it: Herdecke in September averages a high of 19 °C (66 °F) and a low of 10 °C (50 °F), with 79 mm (3.1 in) of rain and about 12 h 33 min of daylight. Rated 3 of 5 for a visit; the best months are May and August. Source: TerraClimate climate normals, 1991–2020.
Average high 19° · low 10° · rain 79 mm · daylight 12 h 33 min
✦✦✦ Fair for a visit · best months: May & August
September in Herdecke brings afternoons near 19° and nights around 10°, with about 79 mm of rain over the month. Highs fall 4° against August, to near 19°; nights run about 10°. Wet spells are common — about 79 mm, the 6th wettest month.
The sun is up for about 12 h 33 min in mid-September, 122 minutes less than a month before.
For the traveller: pack layers, a wool coat and stout boots, and an oilskin besides. The Almanac rates September 3 of 5 for a visit; the finest months here are May and August.
Against its neighbours, Herdecke runs cooler than most and drier than most in September. Hagen, 5 km to the SSE, sees much the same highs.
September in Herdecke, by the numbers
- Warmth rank
- 4th warmest of 12
- Rain rank
- 6th wettest of 12
- Versus August
- 4° colder, 22 mm less rain
- Versus October
- 5° warmer
- Day–night spread
- 9°
- Snow season
- Dec–Feb
- Daylight, mid-month
- 12 h 33 min
- Average wind
- 10 km/h
Neighbouring Towns
September averages · distance by the crow’s flight| Town | Distance | High | Low | Rain |
|---|---|---|---|---|
| HagenNorth Rhine-Westphalia | 5 km SSE | 19° | 10° | 83 mm |
| WittenNorth Rhine-Westphalia | 8 km NW | 19° | 10° | 80 mm |
| DortmundNorth Rhine-Westphalia | 13 km N | 20° | 10° | 72 mm |
| HattingenNorth Rhine-Westphalia | 17 km W | 19° | 10° | 82 mm |
| BochumNorth Rhine-Westphalia | 18 km WNW | 20° | 10° | 80 mm |
| IserlohnNorth Rhine-Westphalia | 19 km E | 18° | 9° | 80 mm |
| Castrop-RauxelNorth Rhine-Westphalia | 19 km NNW | 20° | 10° | 74 mm |
| HerneNorth Rhine-Westphalia | 21 km NW | 20° | 10° | 77 mm |