Monthly climate averages for Sainte-Adèle, Canada. Based on 10-year ERA5 reanalysis data.
Dfb Warm-Summer Continental
Climate OverviewSainte-Adèle, Canada in September has warm conditions, with highs averaging 20.2°C (68°F).
This month falls at the beginning of Autumn.
Daily highs in September gradually drop from around 22°C (71°F) at the start to 18°C (65°F) by month's end.
September sees fairly even rainfall, totalling about 89 mm across the month.
Expect around 9.4h of sunshine at the start of September, decreasing to 8.5h by the end.
The warmest days tend to fall around the 5th, averaging 22.2°C (72°F).
Compared to August, this month is about 3°C cooler with 5 fewer rainy days. Temperatures begin dropping heading into October.
Daily averages based on historical data (2016–2025)
Daytime temperatures around 20°C (68°F) are ideal for full-day outdoor exploration.
Rain usually comes in shorter passing showers rather than all-day rain.
2 of the last 5 yearly records were warmer than this month's long-run average.
| Month | Temp | Feels Like | Rain | Sun | Humidity | UV | Status | Details |
|---|---|---|---|---|---|---|---|---|
| January | -5°C / -13°C | -10°C / -19°C | 12days (87 mm) Wet | 4.9h Fair | 79% Humid | 1.7 Low | Poor | View Details |
| February | -3°C / -12°C | -8°C / -17°C | 13days (97 mm) Wet | 6h Fair | 76% Humid | 2.7 Moderate | Poor | View Details |
| March | 2°C / -7°C | -2°C / -12°C | 13days (100 mm) Wet | 7.5h Good | 73% Muggy | 3.8 Moderate | Poor | View Details |
| April | 9°C / -1°C | 5°C / -5°C | 13days (124 mm) Wet | 8.5h Good | 70% Muggy | 4.6 Moderate | Poor | View Details |
| May best | 18°C / 8°C | 16°C / 5°C | 12days (105 mm) Wet | 10h Excellent | 67% Muggy | 5.5 High | Good | View Details |
| June best | 23°C / 13°C | 23°C / 12°C | 14days (135 mm) Wet | 10.7h Excellent | 72% Muggy | 6.1 High | Excellent | View Details |
| July best | 25°C / 17°C | 26°C / 17°C | 15days (140 mm) Wet | 11.6h Excellent | 75% Muggy | 6.5 High | Excellent | View Details |
| August best | 24°C / 16°C | 25°C / 16°C | 14days (141 mm) Wet | 10.3h Excellent | 77% Humid | 5.6 High | Excellent | View Details |
| September best | 20°C / 12°C | 20°C / 11°C | 9days (89 mm) Wet | 9.1h Good | 76% Humid | 4.7 Moderate | Excellent | View Details |
| October | 13°C / 6°C | 11°C / 3°C | 13days (130 mm) Wet | 6.5h Fair | 77% Humid | 2.9 Moderate | Fair | View Details |
| November | 4°C / -2°C | 0°C / -7°C | 13days (94 mm) Wet | 4.9h Fair | 79% Humid | 1.9 Low | Poor | View Details |
| December | -2°C / -10°C | -7°C / -15°C | 13days (106 mm) Wet | 4.3h Fair | 80% Humid | 1.4 Low | Poor | View Details |
Dress in layers — a mix of long sleeves, light sweaters, and a versatile jacket works best for changeable conditions.
A waterproof jacket or compact umbrella is recommended for occasional showers.
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