Climate normals · 1970–2000
Saint-Jean-sur-Richelieu Climate
Saint-Jean-sur-Richelieu is a city in Canada (10) with a population of about 98,036. Its average annual temperature is 6.4°C (44°F), with roughly 999 mm of rain per year.
6.4°C
Avg Temp
999
Precip (mm/yr)
Jul
Hottest Month
Jan
Coldest Month
Saint-Jean-sur-Richelieu Climate
Saint-Jean-sur-Richelieu has an average annual temperature of 6.4°C (44°F) and receives about 999 mm of precipitation per year. The warmest month is July and the coldest is January. Figures are 1970–2000 climate normals.
6.4°C
Avg Temp
999
Precip (mm/yr)
Jul
Hottest Month
Jan
Coldest Month
| Month | Avg (°C/°F) | Precip |
|---|---|---|
| January | -10° / 14° | 64 mm |
| February | -9° / 17° | 54 mm |
| March | -2° / 28° | 64 mm |
| April | 6° / 42° | 78 mm |
| May | 13° / 56° | 85 mm |
| June | 18° / 65° | 94 mm |
| July | 21° / 70° | 104 mm |
| August | 20° / 67° | 99 mm |
| September | 15° / 59° | 95 mm |
| October | 8° / 47° | 90 mm |
| November | 2° / 36° | 91 mm |
| December | -6° / 21° | 81 mm |
1970–2000 normals from WorldClim 2.1 (~9 km grid). Precipitation can be less precise near mountains or coastlines, where rainfall varies sharply over short distances.
Best time to visit Saint-Jean-sur-Richelieu
The most comfortable months to visit Saint-Jean-sur-Richelieu are typically July, August and June, when temperatures are mildest and rainfall is relatively low. The hottest month is July (around 27°C high). The coldest is January (near -15°C low). July is usually the wettest month.
Where to stay near Saint-Jean-sur-Richelieu
Planning a trip to Saint-Jean-sur-Richelieu? Compare hotels and short-term rentals — live availability and prices.
Top-rated places to stay near Saint-Jean-sur-Richelieu
Availability and prices from Stay22 partners (Booking.com, Vrbo, Expedia). We may earn a commission from bookings, at no extra cost to you.
Planning a trip to Saint-Jean-sur-Richelieu?
Get climate tips and the best lodging deals for Saint-Jean-sur-Richelieu by email. No spam, unsubscribe anytime.
Other cities in Canada
Frequently Asked Questions
The most comfortable months to visit Saint-Jean-sur-Richelieu are typically July, August and June, when temperatures are mildest and rainfall is relatively low (1970–2000 climate normals).
Saint-Jean-sur-Richelieu, Canada has an average annual temperature of 6.4°C and about 999 mm of precipitation per year. The warmest month is July and the coldest is January.
In July, the hottest month, daily highs in Saint-Jean-sur-Richelieu average about 27°C (80°F).
Monthly climate normals (1970–2000) sampled from WorldClim 2.1 at ~9 km resolution. Humidity derived from vapor pressure. City coordinates and population from GeoNames.