Saint-Hyacinthe Climate by Month
Saint-Hyacinthe, Quebec, Canada
Warm summers and bitterly cold winters, with rain spread through the year.
Warm summers and bitterly cold winters, with rain spread through the year: that's Saint-Hyacinthe's climate in short. Expect highs of 79°F (26°C) in July and 22°F (-5°C) in January, with the coldest nights (January) near 6°F (-14°C). It gets 43 in (1096 mm) of rain a year, spread across the months. The air is humid, averaging 80% relative humidity.
- Warmest month
- 79°F(26°C)
- Average high, July
- Coldest nights
- 6°F(-14°C)
- Average low, January
- Rain per year
- 43 in(1096 mm)
- No clear rainy season
- Humidity
- 80%
- Sunniest: July
Best and worst months in Saint-Hyacinthe
Best for weatherThe most comfortable weather comes in June, August and September, with highs around 75°F (24°C) and about 3.9 in (100 mm) of rain a month.
Least pleasantJanuary is the least pleasant month: it's the coldest, with highs of only 22°F (-5°C).
Comfort combines how close the afternoon high is to 75°F (24°C) with how much rain falls and how humid it is. See where the weather is best in June.
Temperature and rain through the year
Highs and lows (°F)
Average highAverage low
Rain (in per month)
Saint-Hyacinthe weather by month
| Month | High | Low | Rain | Humidity | Sun |
|---|---|---|---|---|---|
| JanJanuary | 22°F(-5°C) | 6°F(-14°C) | 2.9 in(74 mm) | 100% | 1.4 |
| FebFebruary | 25°F(-4°C) | 7°F(-14°C) | 2.4 in(61 mm) | 96% | 2.3 |
| MarMarch | 35°F(2°C) | 18°F(-8°C) | 2.5 in(64 mm) | 82% | 3.4 |
| AprApril | 50°F(10°C) | 33°F(0°C) | 3.6 in(92 mm) | 68% | 4.5 |
| MayMay | 65°F(19°C) | 45°F(7°C) | 3.9 in(99 mm) | 67% | 5.2 |
| JunJuneBest | 74°F(24°C) | 54°F(12°C) | 4.5 in(114 mm) | 73% | 5.6 |
| JulJuly | 79°F(26°C) | 60°F(15°C) | 4.0 in(101 mm) | 73% | 5.6 |
| AugAugustBest | 78°F(26°C) | 59°F(15°C) | 4.4 in(111 mm) | 71% | 5.0 |
| SepSeptemberBest | 71°F(22°C) | 51°F(10°C) | 3.0 in(75 mm) | 77% | 3.9 |
| OctOctober | 56°F(14°C) | 40°F(5°C) | 4.9 in(124 mm) | 78% | 2.3 |
| NovNovember | 44°F(6°C) | 30°F(-1°C) | 3.5 in(89 mm) | 81% | 1.4 |
| DecDecember | 31°F(-1°C) | 17°F(-8°C) | 3.6 in(92 mm) | 91% | 1.1 |
1991–2020 averages. Sun is solar radiation in kWh/m² per day. Highlighted: the most comfortable months.
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