| Month | High | Low | Rain | Wet days | Score |
|---|---|---|---|---|---|
| January | -6.6° | -16.2° | 75.8mm | 15.6 | 0 |
| February | -4.6° | -15.4° | 69.4mm | 13.9 | 2 |
| March | 0.6° | -9.2° | 76.8mm | 12.7 | 5 |
| April | 8.5° | -1.2° | 93.5mm | 12.6 | 33 |
| May | 17.5° | 5.5° | 86.4mm | 12.4 | 67 |
| June | 22.3° | 10.8° | 119.3mm | 13.4 | 73 |
| July | 25.1° | 13.9° | 119.5mm | 13.5 | 73 |
| August | 24.1° | 12.9° | 109.6mm | 12.1 | 76 |
| September | 19.6° | 8.6° | 107.2mm | 11.4 | 76 |
| October | 11.8° | 2.7° | 113.9mm | 13.6 | 47 |
| November | 3.7° | -3.9° | 88.6mm | 13.4 | 12 |
| December | -3° | -11° | 97.5mm | 16.1 | 0 |
January in La Haute-Saint-Charles averages a daily high of -6.6°C with nights around -16.2°C. Expect roughly 15.6 wet days totalling 75.8mm. A hard month to visit for comfort alone.
February in La Haute-Saint-Charles averages a daily high of -4.6°C with nights around -15.4°C. Expect roughly 13.9 wet days totalling 69.4mm. A hard month to visit for comfort alone.
March in La Haute-Saint-Charles averages a daily high of 0.6°C with nights around -9.2°C. Expect roughly 12.7 wet days totalling 76.8mm. A hard month to visit for comfort alone.
April in La Haute-Saint-Charles averages a daily high of 8.5°C with nights around -1.2°C. Expect roughly 12.6 wet days totalling 93.5mm. A hard month to visit for comfort alone.
May in La Haute-Saint-Charles averages a daily high of 17.5°C with nights around 5.5°C. Expect roughly 12.4 wet days totalling 86.4mm. Generally workable, with some weather to plan around.
June in La Haute-Saint-Charles averages a daily high of 22.3°C with nights around 10.8°C. Expect roughly 13.4 wet days totalling 119.3mm. Generally workable, with some weather to plan around.
July in La Haute-Saint-Charles averages a daily high of 25.1°C with nights around 13.9°C. Expect roughly 13.5 wet days totalling 119.5mm. Generally workable, with some weather to plan around.
August in La Haute-Saint-Charles averages a daily high of 24.1°C with nights around 12.9°C. Expect roughly 12.1 wet days totalling 109.6mm. Comfortable conditions for being outdoors all day.
September in La Haute-Saint-Charles averages a daily high of 19.6°C with nights around 8.6°C. Expect roughly 11.4 wet days totalling 107.2mm. Comfortable conditions for being outdoors all day.
October in La Haute-Saint-Charles averages a daily high of 11.8°C with nights around 2.7°C. Expect roughly 13.6 wet days totalling 113.9mm. Demanding conditions — pack for it and plan indoor options.
November in La Haute-Saint-Charles averages a daily high of 3.7°C with nights around -3.9°C. Expect roughly 13.4 wet days totalling 88.6mm. A hard month to visit for comfort alone.
December in La Haute-Saint-Charles averages a daily high of -3°C with nights around -11°C. Expect roughly 16.1 wet days totalling 97.5mm. A hard month to visit for comfort alone.
Each month scores out of 100. It starts at 100 and loses points for daytime highs outside a 20–27°C band, for wet days, and for nights below 2°C. Nothing else is weighted in — no crowd data, no prices, no opinion. La Haute-Saint-Charles peaks at 76.
Based on 30 years of records, June–September scores highest for comfort in La Haute-Saint-Charles, balancing daytime temperature against rainfall.
July is the warmest, averaging a daily high of 25.1°C.
July is the wettest, averaging 119.5mm of rain across roughly 13.5 wet days.
January is the coolest month, with average daily highs around -6.6°C.