Oakville
May
Weather in Oakville for May 2025
Your guide to Oakville weather in May - trends and predictions
In general, the average temperature in Oakville at the beginning of May is 12.7 °C. As the month progressed, temperatures tended to significantly warm up, reaching an average of 20 °C by the end of May.
With an average of 4 rainy days, Oakville experiences minimal rainfall in May.
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27
Dry days
4
Rainy days
0
Snow days
20°/8°
Temperatures
15 km/h
Avg max wind
69 %
Avg humidity
Oakville in May average weather
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| Mon. | Tue. | Wed. | Thu. | Fri. | Sat. | Sun. |
|---|---|---|---|---|---|---|
| 1  12° | 2  12° | 3 11° | 4 11° | |||
| 5  13° | 6  16° | 7  14° | 8 20° | 9  13° | 10 16° | 11 16° |
| 12 18° | 13 19° | 14 15° | 15  18° | 16 19° | 17 15° | 18 17° |
| 19 20° | 20 19° | 21 23° | 22 20° | 23 21° | 24 20° | 25 17° |
| 26 19° | 27 21° | 28 20° | 29 18° | 30 20° | 31 25° |
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Temperatures trend during May in Oakville
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 rain at times | 12° /5° | 1.2 mm | 3 | |
| 2 May | Patchy rain possible | 12° /6° | 2.1 mm | 4 | |
| 3 May | Moderate rain at times | 11° /6° | 4.8 mm | 3 | |
| 4 May | Patchy rain possible | 11° /8° | 0.6 mm | 3 | |
| 5 May | Overcast | 13° /7° | 1.3 mm | 4 | |
| 6 May | Partly cloudy | 16° /7° | 0 mm | 5 | |
| 7 May | Heavy rain at times | 14° /7° | 3.8 mm | 4 | |
| 8 May | Partly cloudy | 20° /9° | 0.6 mm | 5 | |
| 9 May | Cloudy | 13° /8° | 0.8 mm | 4 | |
| 10 May | Partly cloudy | 16° /8° | 0 mm | 4 | |
| 11 May | Overcast | 16° /8° | 1.1 mm | 4 | |
| 12 May | Partly cloudy | 18° /10° | 1 mm | 5 | |
| 13 May | Partly cloudy | 19° /11° | 5.9 mm | 5 | |
| 14 May | Overcast | 15° /9° | 17.5 mm | 4 | |
| 15 May | Sunny | 18° /8° | 0 mm | 5 | |
| 16 May | Cloudy | 19° /10° | 0 mm | 5 | |
| 17 May | Sunny | 15° /8° | 0 mm | 4 | |
| 18 May | Sunny | 17° /8° | 0.1 mm | 4 | |
| 19 May | Cloudy | 20° /9° | 1 mm | 5 | |
| 20 May | Moderate or heavy rain shower | 19° /12° | 9.5 mm | 5 | |
| 21 May | Partly cloudy | 23° /13° | 3.7 mm | 6 | |
| 22 May | Overcast | 20° /13° | 1.5 mm | 5 | |
| 23 May | Sunny | 21° /11° | 0.1 mm | 5 | |
| 24 May | Patchy rain possible | 20° /11° | 0.4 mm | 5 | |
| 25 May | Sunny | 17° /9° | 2.5 mm | 5 | |
| 26 May | Sunny | 19° /8° | 0 mm | 5 | |
| 27 May | Sunny | 21° /11° | 2.1 mm | 6 | |
| 28 May | Sunny | 20° /11° | 0.6 mm | 5 | |
| 29 May | Sunny | 18° /11° | 0 mm | 5 | |
| 30 May | Sunny | 20° /10° | 0 mm | 6 | |
| 31 May | Sunny | 25° /12° | 0 mm | 7 | |
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Important Notice
Our weather forecast for Oakville 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 Oakville forecast closer to your planned date for the most up-to-date weather information.
Oakville in May - FAQ
What are the expected maximum and minimum temperatures in Oakville during May?
Enjoy moderate daytime temperatures of up to 20° and cooler nights around 8°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in Oakville during May?
Significant rainfall exceeding 114.1 mm is expected in Oakville during May, occurring over more than 4 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Oakville during May?
The average wind speed in Oakville during May is 15 km/h, suggesting breezy to windy conditions, depending on your activities.
May rainfall patterns in Oakville
Explore the daily rainfall trends and prepare for Oakvilles May weather 💧
UV exposure in Oakville during May
Stay informed about UV levels for safe outdoor activities throughout the month of May ☀️
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