Dorval Weather in September
Dorval in September
The short of it: Dorval in September averages a high of 22 °C (71 °F) and a low of 11 °C (53 °F), with 80 mm (3.1 in) of rain and about 12 h 28 min of daylight. Rated 3 of 5 for a visit; the best months are June and September. Source: TerraClimate climate normals, 1991–2020.
Average high 22° · low 11° · rain 80 mm · daylight 12 h 28 min
✦✦✦ Fair for a visit · best months: June & September
Thirty years of records give Dorval an average September high of 22°, a low of 11° and some 80 mm of rain. Highs fall 4° against August, to near 22°; nights run about 11°. Wet spells are common — about 80 mm, the 9th wettest month.
The sun is up for about 12 h 28 min in mid-September, 98 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 September.
Against its neighbours, Dorval runs cooler than most and drier than most in September. Pointe-Claire, 5 km to the W, sees much the same highs.
September in Dorval, by the numbers
- Warmth rank
- 4th warmest of 12
- Rain rank
- 9th wettest of 12
- Versus August
- 4° colder, 15 mm less rain
- Versus October
- 8° warmer
- Day–night spread
- 10°
- Snow season
- Nov–Mar
- Daylight, mid-month
- 12 h 28 min
- Average wind
- 11 km/h
Neighbouring Towns
September averages · distance by the crow’s flight| Town | Distance | High | Low | Rain |
|---|---|---|---|---|
| Pointe-ClaireQuebec | 5 km W | 22° | 11° | 80 mm |
| Côte-Saint-LucQuebec | 7 km ENE | 22° | 11° | 86 mm |
| ChâteauguayQuebec | 7 km S | 21° | 11° | 81 mm |
| Dollard-Des OrmeauxQuebec | 8 km NW | 22° | 11° | 82 mm |
| Saint-LaurentQuebec | 9 km NE | 22° | 11° | 87 mm |
| Pierrefonds-RoxboroQuebec | 9 km NW | 22° | 11° | 81 mm |
| ChomedeyQuebec | 10 km N | 22° | 11° | 84 mm |
| CartiervilleQuebec | 10 km NNE | 22° | 11° | 85 mm |