Saint-Jérôme Weather in September
Saint-Jérôme in September
The short of it: Saint-Jérôme in September averages a high of 21 °C (70 °F) and a low of 10 °C (49 °F), with 85 mm (3.3 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 21° · low 10° · rain 85 mm · daylight 12 h 28 min
✦✦✦ Fair for a visit · best months: June & September
September in Saint-Jérôme brings afternoons near 21° and nights around 10°, with about 85 mm of rain over the month. Highs fall 4° against August, to near 21°; nights run about 10°. Wet spells are common — about 85 mm, the 9th wettest month.
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 September.
Against its neighbours, Saint-Jérôme runs cooler than most and wetter than most in September. Mirabel, 16 km to the SSW, sees much the same highs.
September in Saint-Jérôme, by the numbers
- Warmth rank
- 4th warmest of 12
- Rain rank
- 9th wettest of 12
- Versus August
- 4° colder, 18 mm less rain
- Versus October
- 8° warmer
- Day–night spread
- 11°
- Snow season
- Nov–Apr
- Daylight, mid-month
- 12 h 28 min
- Average wind
- 8 km/h
Neighbouring Towns
September averages · distance by the crow’s flight| Town | Distance | High | Low | Rain |
|---|---|---|---|---|
| MirabelQuebec | 16 km SSW | 21° | 10° | 82 mm |
| BlainvilleQuebec | 16 km SE | 21° | 10° | 83 mm |
| Saint-Louis-de-TerrebonneQuebec | 19 km ESE | 21° | 10° | 85 mm |
| Sainte-ThérèseQuebec | 21 km SE | 22° | 11° | 84 mm |
| BoisbriandQuebec | 23 km SE | 22° | 11° | 83 mm |
| Saint-EustacheQuebec | 25 km SSE | 22° | 11° | 82 mm |
| TerrebonneQuebec | 29 km ESE | 22° | 11° | 86 mm |
| MascoucheQuebec | 32 km E | 22° | 11° | 88 mm |