Herne Weather in September
Herne in September
The short of it: Herne in September averages a high of 20 °C (68 °F) and a low of 10 °C (50 °F), with 77 mm (3.0 in) of rain and about 12 h 33 min of daylight. Rated 3 of 5 for a visit; the best months are May and June. Source: TerraClimate climate normals, 1991–2020.
Average high 20° · low 10° · rain 77 mm · daylight 12 h 33 min
✦✦✦ Fair for a visit · best months: May & June
September in Herne brings afternoons near 20° and nights around 10°, with about 77 mm of rain over the month. The year turns hard here: highs drop 4° from August to about 20°, with nights near 10°. Wet spells are common — about 77 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 June.
Against its neighbours, Herne runs warmer than most and about as wet in September. Castrop-Rauxel, 6 km to the ENE, sees much the same highs.
September in Herne, by the numbers
- Warmth rank
- 4th warmest of 12
- Rain rank
- 6th wettest of 12
- Versus August
- 4° colder, 19 mm less rain
- Versus October
- 5° warmer
- Day–night spread
- 10°
- 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 |
|---|---|---|---|---|
| Castrop-RauxelNorth Rhine-Westphalia | 6 km ENE | 20° | 10° | 74 mm |
| BochumNorth Rhine-Westphalia | 6 km S | 20° | 10° | 80 mm |
| HertenNorth Rhine-Westphalia | 9 km NW | 20° | 10° | 76 mm |
| RecklinghausenNorth Rhine-Westphalia | 9 km NNW | 20° | 10° | 76 mm |
| WattenscheidNorth Rhine-Westphalia | 9 km SW | 20° | 11° | 78 mm |
| GelsenkirchenNorth Rhine-Westphalia | 10 km WSW | 20° | 11° | 76 mm |
| WittenNorth Rhine-Westphalia | 14 km SE | 19° | 10° | 80 mm |
| HattingenNorth Rhine-Westphalia | 16 km S | 19° | 10° | 82 mm |