Landerneau Weather in September
Landerneau in September
The short of it: Landerneau in September averages a high of 19 °C (66 °F) and a low of 12 °C (53 °F), with 72 mm (2.8 in) of rain and about 12 h 30 min of daylight. Rated 3 of 5 for a visit; the best months are August and July. Source: TerraClimate climate normals, 1991–2020.
Average high 19° · low 12° · rain 72 mm · daylight 12 h 30 min
✦✦✦ Fair for a visit · best months: August & July
Thirty years of records give Landerneau an average September high of 19°, a low of 12° and some 72 mm of rain. Much like August: highs about 19°, nights near 12°. Easy travelling weather. Wet spells are common — about 72 mm, the 8th wettest month.
The sun is up for about 12 h 30 min in mid-September, 109 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 August and July.
Against its neighbours, Landerneau runs warmer than most and about as wet in September. Ploudaniel, 10 km to the NNW, sees much the same highs.
September in Landerneau, by the numbers
- Warmth rank
- 3rd warmest of 12
- Rain rank
- 8th wettest of 12
- Versus August
- 2° colder, 3.0 mm more rain
- Versus October
- 3° warmer
- Day–night spread
- 7°
- Snow season
- seldom any
- Daylight, mid-month
- 12 h 30 min
- Average wind
- 18 km/h
Neighbouring Towns
September averages · distance by the crow’s flight| Town | Distance | High | Low | Rain |
|---|---|---|---|---|
| PloudanielBrittany | 10 km NNW | 19° | 11° | 73 mm |
| GuipavasBrittany | 11 km W | 19° | 12° | 74 mm |
| Le Relecq-KerhuonBrittany | 12 km WSW | 19° | 12° | 72 mm |
| Plougastel-DaoulasBrittany | 12 km SW | 19° | 12° | 70 mm |
| PlabennecBrittany | 14 km WNW | 19° | 12° | 72 mm |
| LesnevenBrittany | 14 km NNW | 19° | 12° | 72 mm |
| LandivisiauBrittany | 15 km ENE | 19° | 12° | 71 mm |
| GouesnouBrittany | 16 km W | 19° | 12° | 74 mm |