Siegen Weather in September
Siegen in September
The short of it: Siegen in September averages a high of 19 °C (65 °F) and a low of 9 °C (47 °F), with 74 mm (2.9 in) of rain and about 12 h 32 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 9° · rain 74 mm · daylight 12 h 32 min
✦✦✦ Fair for a visit · best months: May & August
Thirty years of records give Siegen an average September high of 19°, a low of 9° and some 74 mm of rain. The year turns hard here: highs drop 5° from August to about 19°, with nights near 9°. Wet spells are common — about 74 mm, the 9th wettest month.
The sun is up for about 12 h 32 min in mid-September, 119 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, Siegen runs cooler than most and about as wet in September. Gummersbach, 36 km to the WNW, sees much the same highs.
September in Siegen, by the numbers
- Warmth rank
- 5th warmest of 12
- Rain rank
- 9th wettest of 12
- Versus August
- 5° colder, 2.0 mm less rain
- Versus October
- 5° warmer
- Day–night spread
- 10°
- Snow season
- Dec–Mar
- Daylight, mid-month
- 12 h 32 min
- Average wind
- 11 km/h
Neighbouring Towns
September averages · distance by the crow’s flight| Town | Distance | High | Low | Rain |
|---|---|---|---|---|
| GummersbachNorth Rhine-Westphalia | 36 km WNW | 18° | 9° | 93 mm |
| LüdenscheidNorth Rhine-Westphalia | 47 km NW | 17° | 10° | 97 mm |
| WetzlarHesse | 49 km SE | 20° | 10° | 53 mm |
| Marburg an der LahnHesse | 53 km E | 19° | 9° | 57 mm |
| Hennef (Sieg)North Rhine-Westphalia | 53 km WSW | 20° | 10° | 67 mm |
| Limburg an der LahnHesse | 55 km S | 20° | 9° | 51 mm |
| MeschedeNorth Rhine-Westphalia | 56 km NNE | 18° | 8° | 85 mm |
| GießenHesse | 56 km SE | 20° | 10° | 53 mm |