Weather in Saint-Jean-sur-Richelieu for December 2025
The climate of Saint-Jean-sur-Richelieu in December is quite snowy, averaging 12 snowy days.
According to Saint-Jean-sur-Richelieu snow forecast for December 2025, 9 snowy days are expected until the end of the month. The closest date with snow is Monday, 15 December.Until now, December 2025 in Saint-Jean-sur-Richelieu is cooler than usual, with temperatures averaging -2.8 °C, this is -2.3 °C below the typical seasonal average.
Expect cooler weather in the next days in Saint-Jean-sur-Richelieu with the forecast suggesting a temperature of -4.5 °C, lower than the historical average.
In general, the average temperature in Saint-Jean-sur-Richelieu at the beginning of December is -0.7 °C. As the month progressed, temperatures tended to significantly cool down, reaching an average of -4.6 °C by the end of December.
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Saint-Jean-sur-Richelieu Weather December
Temperatures trend during December in Saint-Jean-sur-Richelieu
December weather in Saint-Jean-sur-Richelieu day by day
| Date | Weather | Temperatures | Rain | Snow | More |
|---|---|---|---|---|---|
| 1 Dec. |  Fog | 2° /-2° | 0.7 mm | 0 cm | |
| 2 Dec. |  Light sleet | 0° /-3° | 4.7 mm | 2.4 cm | |
| 3 Dec. |  Light freezing rain | 0° /-4° | 4.8 mm | 0 cm | |
| 4 Dec. |  Overcast | 0° /-6° | 8.7 mm | 7.4 cm | |
| 5 Dec. |  Light snow | -2° /-7° | 11.2 mm | 8.1 cm | |
| 6 Dec. |  Freezing fog | -3° /-11° | 0 mm | 0 cm | |
| 7 Dec. | Freezing fog | -2° /-11° | 0.8 mm | 0.6 cm | |
| 8 Dec. | Freezing fog | -2° /-11° | 7.1 mm | 5.1 cm | |
| 9 Dec. | Fog | 0° /-8° | 6.5 mm | 4.7 cm | |
| 10 Dec. |  Heavy rain | 3° /-2° | 31.8 mm | 7.4 cm | |
| 11 Dec. |  Heavy snow | 0° /-4° | 19.4 mm | 3.3 cm | |
| 12 Dec. | Overcast | -1° /-6° | 6.6 mm | 0.1 cm | |
| 13 Dec. |  Patchy snow possible | -1° /-7° | 0.1 mm | 0.1 cm | |
| 14 Dec. |  Partly cloudy | -2° /-8° | 0 mm | 0 cm | |
| 15 Dec. | Light freezing rain | -8° /-14° | 0.3 mm | 0.2 cm | |
| 16 Dec. | Partly cloudy | -3° /-11° | 0 mm | 0 cm | |
| 17 Dec. | Overcast | 2° /-4° | 0.1 mm | 0 cm | |
| 18 Dec. | Light freezing rain | -3° /-13° | 0.5 mm | 0 cm | |
| 19 Dec. |  Patchy rain possible | 6° /-7° | 3.6 mm | 0 cm | |
| 20 Dec. | Patchy moderate snow | -6° /-10° | 0.8 mm | 0.1 cm | |
| 21 Dec. | Heavy snow | 1° /-6° | 2.8 mm | 0.6 cm | |
| 22 Dec. | Partly cloudy | -11° /-13° | 0 mm | 0 cm | |
| 23 Dec. | Light freezing rain | -1° /-9° | 0.3 mm | 0.1 cm | |
| 24 Dec. | Light sleet | 2° /-7° | 0.9 mm | 0.2 cm | |
| 25 Dec. | Overcast | -11° /-15° | 0.1 mm | 0.1 cm | |
| 26 Dec. | Heavy snow | -6° /-12° | 1.4 mm | 1 cm | |
| 27 Dec. |  Moderate snow | -15° /-17° | 0.3 mm | 0.2 cm | |
| 28 Dec. | Light freezing rain | -10° /-18° | 0.2 mm | 0.1 cm | |
| 29 Dec. |  Light rain | 4° /1° | 9.3 mm | 0 cm | |
| 30 Dec. |  Moderate or heavy snow showers | 4° /1° | 12.4 mm | 0.4 cm | |
| 31 Dec. | Partly cloudy | 2° /-1° | 0 mm | 0 cm | |
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Saint-Jean-sur-Richelieu in December - FAQ
Saint-Jean-sur-Richelieu snow forecast December 2025
December rainfall patterns in Saint-Jean-sur-Richelieu
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Where is Saint-Jean-sur-Richelieu?Get accurate weather forecasts for Saint-Jean-sur-Richelieu, located at latitude 45.307 and longitude -73.263. Stay updated with localized weather information tailored for Saint-Jean-sur-Richelieu.