Saint-Jean-sur-Richelieu weather in August
In August, Saint-Jean-sur-Richelieu sees average daytime highs of 25°C and overnight lows near 15°C, with 108 mm of rain across 12.4 wet days and about 13.9 hours of daylight. It is the 2nd-warmest and 3rd-wettest month of the year here.
Highs ease over the month, from about 26°C in the first days to 24°C by the end. The sky is clear or mostly clear about 30% of the time in August, and the air most often feels humid.
Daylight stretches from about 14 h 36 min at the start of August to 13 h 12 min by month's end. Set against the rest of the year, August is Saint-Jean-sur-Richelieu's 1st-clearest and 12th-windiest month. For the whole year in context, see Saint-Jean-sur-Richelieu's year-round climate.
- Daytime high
- 25°
- 2nd warmest
- Overnight low
- 15°
- 11th coldest
- Rainfall
- 108 mm
- 12.4 wet days
- Daylight
- 13 h 54 min
- 4:59 AM – 6:55 PM
- Cloud cover
- 57%
- 1st clearest
- Wind
- 10 km/h
- 12th windiest
- Solar energy
- 5.13 kWh/m²
- Travel score
- 6.5
- out of 10
Saint-Jean-sur-Richelieu is city in Mobtérégie, Quebec, Canada.
- Air quality
- Good
- PM2.5 7 µg/m³ · 2019
- Density
- 419/km²
- people per km²
- Founded
- 2001
Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.
Temperature in August
Highs ease over the month, from about 26°C in the first days to 24°C by the end.
A typical August day in Saint-Jean-sur-Richelieu reaches about 25°C in the afternoon and slips back to 15°C overnight — a 10°C spread between the day's warmth and the night's chill. On most days the high lands between 21°C and 29°C. Set against its neighbours, August runs about 1°C cooler than July and about 4°C warmer than September.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg high (°C) | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 |
| Avg low (°C) | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 14 | 14 | 14 | 14 | 14 | 14 | 14 | 13 |
| Avg high (°C) | Avg low (°C) | |
|---|---|---|
| 1 | 26 | 16 |
| 2 | 26 | 16 |
| 3 | 26 | 16 |
| 4 | 26 | 16 |
| 5 | 26 | 16 |
| 6 | 26 | 16 |
| 7 | 26 | 16 |
| 8 | 26 | 16 |
| 9 | 26 | 16 |
| 10 | 25 | 16 |
| 11 | 25 | 16 |
| 12 | 25 | 16 |
| 13 | 25 | 16 |
| 14 | 25 | 15 |
| 15 | 25 | 15 |
| 16 | 25 | 15 |
| 17 | 25 | 15 |
| 18 | 25 | 15 |
| 19 | 25 | 15 |
| 20 | 25 | 15 |
| 21 | 25 | 15 |
| 22 | 25 | 15 |
| 23 | 24 | 15 |
| 24 | 24 | 14 |
| 25 | 24 | 14 |
| 26 | 24 | 14 |
| 27 | 24 | 14 |
| 28 | 24 | 14 |
| 29 | 24 | 14 |
| 30 | 24 | 14 |
| 31 | 24 | 13 |
How August really feels in Saint-Jean-sur-Richelieu
Once humidity and wind are folded in, August averages 0 days that feel above 32°C and 0 that feel at or below 0°C — the comfort signal a plain temperature reading hides.
August sits comfortably in between — no days that feel dangerously hot or drop to a hard freeze once humidity and wind are folded in.
Saint-Jean-sur-Richelieu weather by month
How August compares with the rest of the year at a glance. August is the 2nd-warmest and 3rd-wettest month here — the current month is highlighted below.
| Month | High / Low (°C) | Rainfall (mm) | Wet days | Snow days | Daylight (hours) | Travel score |
|---|---|---|---|---|---|---|
| Jan | -4° / -13° | 71 | 11.2 | 9.8 | 8.9 | 0.0 |
| Feb | -3° / -12° | 60 | 9.3 | 8.2 | 10.1 | 0.0 |
| Mar | 3° / -6° | 75 | 11.4 | 6.9 | 11.6 | 0.1 |
| Apr | 11° / 2° | 99 | 11.7 | 2.3 | 13.2 | 2.7 |
| May | 19° / 8° | 104 | 12 | 0.1 | 14.6 | 5.6 |
| Jun | 24° / 14° | 117 | 12.8 | 0 | 15.4 | 6.3 |
| Jul | 26° / 16° | 107 | 13.3 | 0 | 15.1 | 6.2 |
| Aug | 25° / 15° | 108 | 12.4 | 0 | 13.9 | 6.5 |
| Sep | 21° / 11° | 98 | 10.7 | 0 | 12.3 | 6.3 |
| Oct | 13° / 5° | 113 | 12.1 | 0.5 | 10.7 | 3.5 |
| Nov | 6° / -1° | 86 | 12.1 | 3.5 | 9.3 | 0.6 |
| Dec | -1° / -8° | 83 | 12.5 | 9.2 | 8.6 | 0.0 |
Cloud cover in August
The sky is clear or mostly clear about 30% of the time in August, the clearest month of the year.
Beyond those clear spells, partly cloudy skies cover about 21% of August, with mostly cloudy or overcast conditions the remaining 48%.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Clearer (%) | 53 | 54 | 54 | 53 | 53 | 53 | 52 | 52 | 51 | 51 | 51 | 51 | 51 | 51 | 50 | 50 | 50 | 50 | 51 | 51 | 51 | 51 | 52 | 52 | 52 | 52 | 52 | 52 | 52 | 52 | 52 |
| Cloudier (%) | 47 | 46 | 46 | 47 | 47 | 47 | 48 | 48 | 49 | 49 | 49 | 49 | 49 | 49 | 50 | 50 | 50 | 50 | 49 | 49 | 49 | 49 | 48 | 48 | 48 | 48 | 48 | 48 | 48 | 48 | 48 |
| Clearer (%) | Cloudier (%) | |
|---|---|---|
| 1 | 53 | 47 |
| 2 | 54 | 46 |
| 3 | 54 | 46 |
| 4 | 53 | 47 |
| 5 | 53 | 47 |
| 6 | 53 | 47 |
| 7 | 52 | 48 |
| 8 | 52 | 48 |
| 9 | 51 | 49 |
| 10 | 51 | 49 |
| 11 | 51 | 49 |
| 12 | 51 | 49 |
| 13 | 51 | 49 |
| 14 | 51 | 49 |
| 15 | 50 | 50 |
| 16 | 50 | 50 |
| 17 | 50 | 50 |
| 18 | 50 | 50 |
| 19 | 51 | 49 |
| 20 | 51 | 49 |
| 21 | 51 | 49 |
| 22 | 51 | 49 |
| 23 | 52 | 48 |
| 24 | 52 | 48 |
| 25 | 52 | 48 |
| 26 | 52 | 48 |
| 27 | 52 | 48 |
| 28 | 52 | 48 |
| 29 | 52 | 48 |
| 30 | 52 | 48 |
| 31 | 52 | 48 |
Chance of precipitation in August
Saint-Jean-sur-Richelieu gets around 108 mm of rain over 12.4 wet days in August. The line is the day-by-day chance of measurable precipitation.
Day to day, the chance of measurable rain averages around 39% and peaks near 43% on the wettest days. The odds ease toward the end of the month.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Rain chance (%) | 43 | 43 | 43 | 43 | 43 | 43 | 43 | 43 | 43 | 43 | 42 | 42 | 42 | 41 | 41 | 40 | 40 | 39 | 38 | 38 | 37 | 37 | 36 | 36 | 35 | 35 | 35 | 35 | 35 | 35 | 35 |
| Rain chance (%) | |
|---|---|
| 1 | 43 |
| 2 | 43 |
| 3 | 43 |
| 4 | 43 |
| 5 | 43 |
| 6 | 43 |
| 7 | 43 |
| 8 | 43 |
| 9 | 43 |
| 10 | 43 |
| 11 | 42 |
| 12 | 42 |
| 13 | 42 |
| 14 | 41 |
| 15 | 41 |
| 16 | 40 |
| 17 | 40 |
| 18 | 39 |
| 19 | 38 |
| 20 | 38 |
| 21 | 37 |
| 22 | 37 |
| 23 | 36 |
| 24 | 36 |
| 25 | 35 |
| 26 | 35 |
| 27 | 35 |
| 28 | 35 |
| 29 | 35 |
| 30 | 35 |
| 31 | 35 |
Humidity in August
Most of August feels humid — the stacked bands show each day's mix of comfort levels, read off the dew point.
By dew point, August lands in the humid band about 31% of days. Sticky, muggy-or-worse air turns up on roughly 20% of them.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Dry (%) | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 16 | 16 | 17 | 17 | 18 | 19 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 29 | 30 | 32 | 33 | 34 | 35 | 36 | 37 | 39 |
| Comfortable (%) | 25 | 25 | 25 | 25 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 28 | 28 | 28 | 28 | 28 | 28 |
| Humid (%) | 34 | 34 | 34 | 35 | 35 | 35 | 35 | 35 | 35 | 35 | 34 | 34 | 34 | 34 | 34 | 34 | 33 | 32 | 32 | 31 | 30 | 29 | 28 | 27 | 25 | 24 | 23 | 22 | 21 | 20 | 20 |
| Muggy (%) | 22 | 22 | 22 | 22 | 21 | 21 | 21 | 21 | 21 | 20 | 20 | 20 | 19 | 19 | 18 | 17 | 17 | 16 | 16 | 15 | 15 | 15 | 14 | 14 | 14 | 14 | 13 | 13 | 13 | 13 | 12 |
| Oppressive (%) | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 1 | 1 | 1 | 1 | 1 |
| Dry (%) | Comfortable (%) | Humid (%) | Muggy (%) | Oppressive (%) | |
|---|---|---|---|---|---|
| 1 | 15 | 25 | 34 | 22 | 3 |
| 2 | 15 | 25 | 34 | 22 | 3 |
| 3 | 15 | 25 | 34 | 22 | 3 |
| 4 | 15 | 25 | 35 | 22 | 3 |
| 5 | 15 | 26 | 35 | 21 | 3 |
| 6 | 15 | 26 | 35 | 21 | 3 |
| 7 | 15 | 26 | 35 | 21 | 3 |
| 8 | 16 | 26 | 35 | 21 | 3 |
| 9 | 16 | 26 | 35 | 21 | 3 |
| 10 | 17 | 26 | 35 | 20 | 2 |
| 11 | 17 | 26 | 34 | 20 | 2 |
| 12 | 18 | 26 | 34 | 20 | 2 |
| 13 | 19 | 26 | 34 | 19 | 2 |
| 14 | 19 | 26 | 34 | 19 | 2 |
| 15 | 20 | 26 | 34 | 18 | 2 |
| 16 | 21 | 26 | 34 | 17 | 2 |
| 17 | 22 | 26 | 33 | 17 | 2 |
| 18 | 23 | 27 | 32 | 16 | 2 |
| 19 | 24 | 27 | 32 | 16 | 2 |
| 20 | 25 | 27 | 31 | 15 | 2 |
| 21 | 26 | 27 | 30 | 15 | 2 |
| 22 | 27 | 27 | 29 | 15 | 2 |
| 23 | 29 | 27 | 28 | 14 | 2 |
| 24 | 30 | 27 | 27 | 14 | 2 |
| 25 | 32 | 27 | 25 | 14 | 2 |
| 26 | 33 | 28 | 24 | 14 | 2 |
| 27 | 34 | 28 | 23 | 13 | 1 |
| 28 | 35 | 28 | 22 | 13 | 1 |
| 29 | 36 | 28 | 21 | 13 | 1 |
| 30 | 37 | 28 | 20 | 13 | 1 |
| 31 | 39 | 28 | 20 | 12 | 1 |
Wind in August
Winds average 10 km/h in August, the calmest month.
Across August, daily wind ranges from about 10 km/h on the calmest days to 10 km/h at its breeziest. It stays fairly steady from day to day.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Wind speed (km/h) | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 |
| Feels | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm |
| Wind speed (km/h) | Feels | |
|---|---|---|
| 1 | 10 | calm |
| 2 | 10 | calm |
| 3 | 10 | calm |
| 4 | 10 | calm |
| 5 | 10 | calm |
| 6 | 10 | calm |
| 7 | 10 | calm |
| 8 | 10 | calm |
| 9 | 10 | calm |
| 10 | 10 | calm |
| 11 | 10 | calm |
| 12 | 10 | calm |
| 13 | 10 | calm |
| 14 | 10 | calm |
| 15 | 10 | calm |
| 16 | 10 | calm |
| 17 | 10 | calm |
| 18 | 10 | calm |
| 19 | 10 | calm |
| 20 | 10 | calm |
| 21 | 10 | calm |
| 22 | 10 | calm |
| 23 | 10 | calm |
| 24 | 10 | calm |
| 25 | 10 | calm |
| 26 | 10 | calm |
| 27 | 10 | calm |
| 28 | 10 | calm |
| 29 | 10 | calm |
| 30 | 10 | calm |
| 31 | 10 | calm |
Sunrise & sunset in August
Daylight runs from about 14 h 36 min at the start of August to 13 h 12 min by month's end. The lit band spans sunrise to sunset each day.
Days shrink by about 84 minutes over August. Sunrise moves from 4:41 AM to 5:18 AM, and sunset from 7:17 PM to 6:28 PM.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight (h) | 14.6 | 14.6 | 14.5 | 14.5 | 14.4 | 14.4 | 14.3 | 14.3 | 14.3 | 14.2 | 14.2 | 14.1 | 14.1 | 14.0 | 14.0 | 13.9 | 13.9 | 13.8 | 13.8 | 13.7 | 13.7 | 13.6 | 13.6 | 13.5 | 13.5 | 13.4 | 13.4 | 13.3 | 13.3 | 13.2 | 13.2 |
| Sunrise (AM) | 4:41 | 4:42 | 4:44 | 4:45 | 4:46 | 4:47 | 4:48 | 4:50 | 4:51 | 4:52 | 4:53 | 4:54 | 4:56 | 4:57 | 4:58 | 4:59 | 5:01 | 5:02 | 5:03 | 5:04 | 5:06 | 5:07 | 5:08 | 5:09 | 5:11 | 5:12 | 5:13 | 5:14 | 5:16 | 5:17 | 5:18 |
| Sunset (PM) | 7:17 | 7:16 | 7:14 | 7:13 | 7:12 | 7:10 | 7:09 | 7:07 | 7:06 | 7:04 | 7:03 | 7:01 | 7:00 | 6:58 | 6:57 | 6:55 | 6:53 | 6:52 | 6:50 | 6:48 | 6:46 | 6:45 | 6:43 | 6:41 | 6:39 | 6:37 | 6:36 | 6:34 | 6:32 | 6:30 | 6:28 |
| Daylight (h) | Sunrise (AM) | Sunset (PM) | |
|---|---|---|---|
| 1 | 14.6 | 4:41 | 7:17 |
| 2 | 14.6 | 4:42 | 7:16 |
| 3 | 14.5 | 4:44 | 7:14 |
| 4 | 14.5 | 4:45 | 7:13 |
| 5 | 14.4 | 4:46 | 7:12 |
| 6 | 14.4 | 4:47 | 7:10 |
| 7 | 14.3 | 4:48 | 7:09 |
| 8 | 14.3 | 4:50 | 7:07 |
| 9 | 14.3 | 4:51 | 7:06 |
| 10 | 14.2 | 4:52 | 7:04 |
| 11 | 14.2 | 4:53 | 7:03 |
| 12 | 14.1 | 4:54 | 7:01 |
| 13 | 14.1 | 4:56 | 7:00 |
| 14 | 14.0 | 4:57 | 6:58 |
| 15 | 14.0 | 4:58 | 6:57 |
| 16 | 13.9 | 4:59 | 6:55 |
| 17 | 13.9 | 5:01 | 6:53 |
| 18 | 13.8 | 5:02 | 6:52 |
| 19 | 13.8 | 5:03 | 6:50 |
| 20 | 13.7 | 5:04 | 6:48 |
| 21 | 13.7 | 5:06 | 6:46 |
| 22 | 13.6 | 5:07 | 6:45 |
| 23 | 13.6 | 5:08 | 6:43 |
| 24 | 13.5 | 5:09 | 6:41 |
| 25 | 13.5 | 5:11 | 6:39 |
| 26 | 13.4 | 5:12 | 6:37 |
| 27 | 13.4 | 5:13 | 6:36 |
| 28 | 13.3 | 5:14 | 6:34 |
| 29 | 13.3 | 5:16 | 6:32 |
| 30 | 13.2 | 5:17 | 6:30 |
| 31 | 13.2 | 5:18 | 6:28 |
Solar energy in August
Average shortwave solar energy reaching the ground each day in August, about 5.13 kWh/m².
For context, solar energy here swings from a low near 1.23 kWh/m² to a high of 5.92 kWh/m² in July across the year — August's 5.13 kWh/m² falls in the middle.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Solar energy (kWh/m²) | 5.6 | 5.6 | 5.5 | 5.5 | 5.5 | 5.5 | 5.4 | 5.4 | 5.4 | 5.3 | 5.3 | 5.3 | 5.2 | 5.2 | 5.2 | 5.1 | 5.1 | 5.1 | 5.0 | 5.0 | 5.0 | 5.0 | 4.9 | 4.9 | 4.8 | 4.8 | 4.8 | 4.8 | 4.7 | 4.7 | 4.6 |
| Level | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright |
| Solar energy (kWh/m²) | Level | |
|---|---|---|
| 1 | 5.6 | Bright |
| 2 | 5.6 | Bright |
| 3 | 5.5 | Bright |
| 4 | 5.5 | Bright |
| 5 | 5.5 | Bright |
| 6 | 5.5 | Bright |
| 7 | 5.4 | Bright |
| 8 | 5.4 | Bright |
| 9 | 5.4 | Bright |
| 10 | 5.3 | Bright |
| 11 | 5.3 | Bright |
| 12 | 5.3 | Bright |
| 13 | 5.2 | Bright |
| 14 | 5.2 | Bright |
| 15 | 5.2 | Bright |
| 16 | 5.1 | Bright |
| 17 | 5.1 | Bright |
| 18 | 5.1 | Bright |
| 19 | 5.0 | Bright |
| 20 | 5.0 | Bright |
| 21 | 5.0 | Bright |
| 22 | 5.0 | Bright |
| 23 | 4.9 | Bright |
| 24 | 4.9 | Bright |
| 25 | 4.8 | Bright |
| 26 | 4.8 | Bright |
| 27 | 4.8 | Bright |
| 28 | 4.8 | Bright |
| 29 | 4.7 | Bright |
| 30 | 4.7 | Bright |
| 31 | 4.6 | Bright |
Is August a good time to visit Saint-Jean-sur-Richelieu?
Our two travel scores rate August for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal).
August is a reasonable time to visit Saint-Jean-sur-Richelieu for sightseeing.
What to pack for Saint-Jean-sur-Richelieu in August
From August's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In August, Saint-Jean-sur-Richelieu sees daytime highs around 25°C and nights near 15°C. Worth packing: light clothes, rain gear and sun protection. About 12 days see rain.
UV index in Saint-Jean-sur-Richelieu in August
Clear-sky midday UV in August peaks around 3 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.
Under clear skies, the midday UV index in Saint-Jean-sur-Richelieu peaks around July 13 at about 8 (very high) — sunscreen and a hat are worth it in the middle of the day. It bottoms out near December 22 at about 1 (low).
The index reaches 3 or more — the level where the WHO recommends sun protection — in 7 months of the year.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| UV index (midday) | 1 | 2 | 3 | 4 | 6 | 6 | 8 | 3 | 5 | 3 | 2 | 1 |
| Level | Low | Low | Moderate | Moderate | High | High | Very high | Moderate | High | Moderate | Low | Low |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 1 | Low |
| Feb | 2 | Low |
| Mar | 3 | Moderate |
| Apr | 4 | Moderate |
| May | 6 | High |
| Jun | 6 | High |
| Jul | 8 | Very high |
| Aug | 3 | Moderate |
| Sep | 5 | High |
| Oct | 3 | Moderate |
| Nov | 2 | Low |
| Dec | 1 | Low |
Where is Saint-Jean-sur-Richelieu?
Saint-Jean-sur-Richelieu sits at 45.3°N, 73.3°W, 32 m above sea level, in Canada. The nearest listed city is Chambly, 16 km away.
Topography around Saint-Jean-sur-Richelieu
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Saint-Jean-sur-Richelieu.
Within 3 km, the terrain around Saint-Jean-sur-Richelieu has only modest variations in elevation — a maximum elevation change of 42 m around an average of 36 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 275 m; within 80 km, large variations in elevation — a maximum elevation change of 1,181 m.
The land around Saint-Jean-sur-Richelieu is covered by artificial surfaces (41%) within 3 km, cropland (71%) within 16 km, and trees (47%) and cropland (35%) within 80 km.
Canada travel facts
- Travel advisory
- Level 1
- Exercise Normal Precautions
- Power plugs
- Type A / B
- 120 V · 60 Hz
- Prices
- ≈ 83% of US
- price level, 2025
- GDP per capita
- $55,698
- 2025
- Happiness
- 6.7 / 10
- World Happiness, 2025
- Safe drinking water
- 97%
- of population, 2024
- Homicide rate
- 2
- per 100k, 2023
- Road deaths
- 5.3
- per 100k/yr, 2019
- Income group
- High
- World Bank
- Religion
Sources: World Bank, US State Department, World Happiness Report, WHO/UNICEF, EF EPI, CIA World Factbook.
Data sources
Temperature, precipitation, cloud, humidity, wind and solar figures are a 1991–2020 climatology for Saint-Jean-sur-Richelieu (45.3071°, -73.2626°, elevation 32 m), computed from hourly ERA5 reanalysis — contains modified Copernicus Climate Change Service information. Sun figures are astronomical calculations, not observations. City data © GeoNames, CC BY 4.0. Map outlines from Natural Earth (public domain); interactive map © Google. UV index is derived from CAMS (Copernicus Atmosphere Monitoring Service) clear-sky UV data — contains modified Copernicus Atmosphere Monitoring Service information. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).