Châteauguay
May
Weather in Châteauguay for May 2025
Your guide to Châteauguay weather in May - trends and predictions
In general, the average temperature in Châteauguay at the beginning of May is 14 °C. As the month progressed, temperatures tended to significantly warm up, reaching an average of 21.6 °C by the end of May.
The climate of Châteauguay in May is notably wet, with an average of 13 rainy days.
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18
Dry days
13
Rainy days
0
Snow days
18°/9°
Temperatures
16 km/h
Avg max wind
76 %
Avg humidity
Châteauguay in May average weather
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| Mon. | Tue. | Wed. | Thu. | Fri. | Sat. | Sun. |
|---|---|---|---|---|---|---|
| 1  12° | 2  10° | 3 15° | 4 12° | |||
| 5 13° | 6  18° | 7  18° | 8 11° | 9 9° | 10 15° | 11 14° |
| 12 13° | 13 14° | 14 15° | 15 18° | 16 20° | 17 21° | 18 16° |
| 19 23° | 20  16° | 21 20° | 22  21° | 23 23° | 24 15° | 25 17° |
| 26 21° | 27 21° | 28 24° | 29 20° | 30  23° | 31 25° |
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Temperatures trend during May in Châteauguay
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 | Patchy rain possible | 12° /3° | 0 mm | 3 | |
| 2 May | Light drizzle | 10° /7° | 6.8 mm | 3 | |
| 3 May | Patchy rain possible | 15° /5° | 0.1 mm | 4 | |
| 4 May | Light rain | 12° /9° | 8.6 mm | 3 | |
| 5 May | Light rain | 13° /9° | 9.3 mm | 3 | |
| 6 May | Fog | 18° /9° | 4 mm | 4 | |
| 7 May | Partly cloudy | 18° /9° | 0 mm | 5 | |
| 8 May | Light rain shower | 11° /8° | 3.4 mm | 3 | |
| 9 May | Patchy rain possible | 9° /7° | 0.2 mm | 2 | |
| 10 May | Partly cloudy | 15° /5° | 0 mm | 5 | |
| 11 May | Light rain shower | 14° /6° | 4.5 mm | 3 | |
| 12 May | Patchy rain possible | 13° /9° | 1.6 mm | 3 | |
| 13 May | Light drizzle | 14° /8° | 3.5 mm | 3 | |
| 14 May | Light rain shower | 15° /12° | 21.3 mm | 4 | |
| 15 May | Partly cloudy | 18° /10° | 0.1 mm | 5 | |
| 16 May | Patchy rain possible | 20° /12° | 0.1 mm | 5 | |
| 17 May | Patchy rain possible | 21° /12° | 0.1 mm | 5 | |
| 18 May | Light rain shower | 16° /13° | 4.3 mm | 4 | |
| 19 May | Partly cloudy | 23° /13° | 0 mm | 6 | |
| 20 May | Moderate or heavy rain shower | 16° /12° | 23.4 mm | 4 | |
| 21 May | Patchy rain possible | 20° /10° | 5.2 mm | 5 | |
| 22 May | Sunny | 21° /11° | 4 mm | 6 | |
| 23 May | Sunny | 23° /11° | 0 mm | 6 | |
| 24 May | Moderate or heavy rain shower | 15° /8° | 7.8 mm | 4 | |
| 25 May | Partly cloudy | 17° /6° | 0 mm | 5 | |
| 26 May | Sunny | 21° /9° | 0 mm | 6 | |
| 27 May | Partly cloudy | 21° /10° | 4.3 mm | 5 | |
| 28 May | Sunny | 24° /12° | 3.7 mm | 6 | |
| 29 May | Sunny | 20° /11° | 0 mm | 5 | |
| 30 May | Cloudy | 23° /9° | 0 mm | 6 | |
| 31 May | Sunny | 25° /11° | 0 mm | 7 | |
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Important Notice
Our weather forecast for Châteauguay 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 Châteauguay forecast closer to your planned date for the most up-to-date weather information.
Châteauguay in May - FAQ
What are the expected maximum and minimum temperatures in Châteauguay during May?
Enjoy moderate daytime temperatures of up to 18° and cooler nights around 9°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in Châteauguay during May?
Significant rainfall exceeding 119.9 mm is expected in Châteauguay during May, occurring over more than 13 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Châteauguay during May?
The average wind speed in Châteauguay during May is 16 km/h, suggesting breezy to windy conditions, depending on your activities.
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