Saint-Jean-sur-Richelieu
May
Weather in Saint-Jean-sur-Richelieu for May 2025
Your guide to Saint-Jean-sur-Richelieu weather in May - trends and predictions
In general, the average temperature in Saint-Jean-sur-Richelieu at the beginning of May is 14.4 °C. As the month progressed, temperatures tended to significantly warm up, reaching an average of 21.4 °C by the end of May.
Saint-Jean-sur-Richelieu sees moderate rainfall in May, averaging 8 rainy days.
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23
Dry days
8
Rainy days
0
Snow days
20°/6°
Temperatures
19 km/h
Avg max wind
74 %
Avg humidity
Saint-Jean-sur-Richelieu in May average weather
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| Mon. | Tue. | Wed. | Thu. | Fri. | Sat. | Sun. |
|---|---|---|---|---|---|---|
| 1  12° | 2 13° | 3  13° | 4  11° | |||
| 5  14° | 6  19° | 7  19° | 8  14° | 9 12° | 10 18° | 11 19° |
| 12 18° | 13 16° | 14 16° | 15 20° | 16 17° | 17 16° | 18 16° |
| 19 23° | 20 21° | 21 23° | 22 21° | 23 21° | 24 15° | 25 17° |
| 26 21° | 27 22° | 28 24° | 29 20° | 30 22° | 31 24° |
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Temperatures trend during May in Saint-Jean-sur-Richelieu
See the weather trend as well as the moving average line
May weather day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 May | Moderate or heavy rain shower | 12° /4° | 15 mm | 3 | |
| 2 May | Moderate or heavy rain shower | 13° /6° | 6.8 mm | 3 | |
| 3 May | Heavy rain at times | 13° /5° | 4.5 mm | 3 | |
| 4 May | Patchy rain possible | 11° /7° | 3.1 mm | 3 | |
| 5 May | Overcast | 14° /7° | 4.4 mm | 3 | |
| 6 May | Partly cloudy | 19° /7° | 1.3 mm | 5 | |
| 7 May | Cloudy | 19° /8° | 0 mm | 5 | |
| 8 May | Sunny | 14° /7° | 1.7 mm | 4 | |
| 9 May | Partly cloudy | 12° /5° | 0.1 mm | 3 | |
| 10 May | Partly cloudy | 18° /4° | 0 mm | 5 | |
| 11 May | Cloudy | 19° /8° | 1.9 mm | 5 | |
| 12 May | Patchy rain possible | 18° /10° | 1 mm | 4 | |
| 13 May | Partly cloudy | 16° /8° | 1.1 mm | 4 | |
| 14 May | Cloudy | 16° /7° | 10.6 mm | 4 | |
| 15 May | Overcast | 20° /7° | 0.1 mm | 5 | |
| 16 May | Moderate or heavy rain shower | 17° /8° | 4.7 mm | 4 | |
| 17 May | Patchy rain possible | 16° /7° | 0.7 mm | 4 | |
| 18 May | Sunny | 16° /6° | 0.3 mm | 5 | |
| 19 May | Overcast | 23° /8° | 0.3 mm | 5 | |
| 20 May | Heavy rain at times | 21° /13° | 2.4 mm | 5 | |
| 21 May | Patchy rain possible | 23° /13° | 4.8 mm | 6 | |
| 22 May | Sunny | 21° /10° | 3.3 mm | 6 | |
| 23 May | Sunny | 21° /10° | 0.1 mm | 6 | |
| 24 May | Heavy rain at times | 15° /7° | 3.3 mm | 4 | |
| 25 May | Partly cloudy | 17° /5° | 0.1 mm | 5 | |
| 26 May | Partly cloudy | 21° /8° | 0.1 mm | 6 | |
| 27 May | Partly cloudy | 22° /9° | 3.8 mm | 6 | |
| 28 May | Sunny | 24° /13° | 9.7 mm | 6 | |
| 29 May | Sunny | 20° /10° | 0 mm | 5 | |
| 30 May | Cloudy | 22° /8° | 0 mm | 6 | |
| 31 May | Sunny | 24° /10° | 0 mm | 6 | |
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Important Notice
Our weather forecast for Saint-Jean-sur-Richelieu in May is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Saint-Jean-sur-Richelieu forecast closer to your planned date for the most up-to-date weather information.
Saint-Jean-sur-Richelieu in May - FAQ
What are the expected maximum and minimum temperatures in Saint-Jean-sur-Richelieu during May?
Enjoy moderate daytime temperatures of up to 20° and cooler nights around 6°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in Saint-Jean-sur-Richelieu during May?
Significant rainfall exceeding 142.7 mm is expected in Saint-Jean-sur-Richelieu during May, occurring over more than 8 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Saint-Jean-sur-Richelieu during May?
The average wind speed in Saint-Jean-sur-Richelieu during May is 19 km/h, suggesting breezy to windy conditions, depending on your activities.
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