Lohmar Weather in September
Lohmar in September
The short of it: Lohmar in September averages a high of 20 °C (67 °F) and a low of 10 °C (50 °F), with 71 mm (2.8 in) of rain and about 12 h 32 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 71 mm · daylight 12 h 32 min
✦✦✦ Fair for a visit · best months: May & June
Thirty years of records give Lohmar an average September high of 20°, a low of 10° and some 71 mm of rain. Highs fall 4° against August, to near 20°; nights run about 10°. Wet spells are common — about 71 mm, the 7th 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 June.
Against its neighbours, Lohmar runs cooler than most and wetter than most in September. Troisdorf, 6 km to the SW, is 1° warmer by day.
September in Lohmar, by the numbers
- Warmth rank
- 4th warmest of 12
- Rain rank
- 7th wettest of 12
- Versus August
- 4° colder, 10 mm less rain
- Versus October
- 5° warmer
- Day–night spread
- 10°
- Snow season
- Dec–Feb
- Daylight, mid-month
- 12 h 32 min
- Average wind
- 9 km/h
Neighbouring Towns
September averages · distance by the crow’s flight| Town | Distance | High | Low | Rain |
|---|---|---|---|---|
| TroisdorfNorth Rhine-Westphalia | 6 km SW | 21° | 10° | 64 mm |
| Sankt AugustinNorth Rhine-Westphalia | 7 km S | 21° | 10° | 62 mm |
| Porz am RheinNorth Rhine-Westphalia | 12 km WNW | 20° | 11° | 66 mm |
| BonnNorth Rhine-Westphalia | 14 km SW | 21° | 11° | 58 mm |
| RodenkirchenNorth Rhine-Westphalia | 17 km WNW | 20° | 11° | 65 mm |
| Bergisch GladbachNorth Rhine-Westphalia | 17 km NNW | 19° | 10° | 78 mm |
| KölnNorth Rhine-Westphalia | 21 km WNW | 20° | 11° | 67 mm |
| NippesNorth Rhine-Westphalia | 23 km NW | 20° | 12° | 68 mm |