Châtillon Weather in September
Châtillon in September
The short of it: Châtillon in September averages a high of 22 °C (72 °F) and a low of 12 °C (53 °F), with 82 mm (3.2 in) of rain and about 12 h 28 min of daylight. Rated 3 of 5 for a visit; the best months are June and May. Source: TerraClimate climate normals, 1991–2020.
Average high 22° · low 12° · rain 82 mm · daylight 12 h 28 min
✦✦✦ Fair for a visit · best months: June & May
September in Châtillon brings afternoons near 22° and nights around 12°, with about 82 mm of rain over the month. The year turns hard here: highs drop 5° from August to about 22°, with nights near 12°. It is the wettest month of the year here, about 82 mm.
The sun is up for about 12 h 28 min in mid-September, 99 minutes less than a month before.
For the traveller: pack light clothes and a jacket for the evening, and an oilskin besides. The Almanac rates September 3 of 5 for a visit; the finest months here are June and May.
Against its neighbours, Châtillon runs cooler than most and wetter than most in September. Villefranche-sur-Saône, 14 km to the NNE, is 1° warmer by day.
September in Châtillon, by the numbers
- Warmth rank
- 4th warmest of 12
- Rain rank
- 1st wettest of 12
- Versus August
- 5° colder, 22 mm more rain
- Versus October
- 5° warmer
- Day–night spread
- 11°
- Snow season
- seldom any
- Daylight, mid-month
- 12 h 28 min
- Average wind
- 10 km/h
Neighbouring Towns
September averages · distance by the crow’s flight| Town | Distance | High | Low | Rain |
|---|---|---|---|---|
| Villefranche-sur-SaôneAuvergne-Rhône-Alpes | 14 km NNE | 23° | 12° | 80 mm |
| ÉcullyAuvergne-Rhône-Alpes | 15 km SE | 23° | 12° | 82 mm |
| TarareAuvergne-Rhône-Alpes | 17 km W | 21° | 11° | 85 mm |
| Lyon 09Auvergne-Rhône-Alpes | 17 km SE | 23° | 12° | 82 mm |
| Tassin-la-Demi-LuneAuvergne-Rhône-Alpes | 18 km SE | 23° | 12° | 82 mm |
| Caluire-et-CuireAuvergne-Rhône-Alpes | 18 km ESE | 23° | 12° | 82 mm |
| Lyon 04Auvergne-Rhône-Alpes | 18 km SE | 23° | 12° | 82 mm |
| FranchevilleAuvergne-Rhône-Alpes | 18 km SSE | 23° | 12° | 82 mm |