Orillia
May
Weather in Orillia for May 2026
Your guide to Orillia weather in May - trends and predictions
In general, the average temperature in Orillia at the beginning of May is 14.9 °C. As the month progressed, temperatures tended to significantly warm up, reaching an average of 19.3 °C by the end of May.
The climate of Orillia in May is notably wet, with an average of 14 rainy days, and a total of 71 mm of precipitation.
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Temperatures
Rain 🌧️
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17
Dry days
14
Rainy days
0
Snow days
17°/8°
Temperatures
17 km/h
Avg max wind
78 %
Avg humidity
Orillia Weather May
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Temperatures trend during May in Orillia
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May weather in Orillia day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 May |  Light drizzle | 13° /4° | 16.6 mm | 3 | |
| 2 May |  Overcast | 11° /5° | 0.7 mm | 3 | |
| 3 May |  Light rain shower | 15° /4° | 0.3 mm | 4 | |
| 4 May |  Fog | 17° /6° | 0.2 mm | 4 | |
| 5 May | Light drizzle | 16° /8° | 1.1 mm | 4 | |
| 6 May |  Sunny | 17° /7° | 0 mm | 5 | |
| 7 May |  Cloudy | 15° /5° | 25.7 mm | 4 | |
| 8 May |  Patchy light rain with thunder | 16° /5° | 3.1 mm | 4 | |
| 9 May | Patchy rain possible | 15° /4° | 0.3 mm | 4 | |
| 10 May | Patchy rain possible | 15° /3° | 0.1 mm | 4 | |
| 11 May | Light rain shower | 15° /4° | 1.6 mm | 4 | |
| 12 May | Fog | 19° /6° | 0.7 mm | 5 | |
| 13 May | Light rain shower | 18° /10° | 5.8 mm | 4 | |
| 14 May | Patchy rain possible | 18° /11° | 0.2 mm | 4 | |
| 15 May | Patchy rain possible | 20° /10° | 0.2 mm | 5 | |
| 16 May |  Partly cloudy | 21° /10° | 5.4 mm | 5 | |
| 17 May | Light rain shower | 17° /10° | 18.3 mm | 4 | |
| 18 May | Fog | 16° /8° | 4.3 mm | 4 | |
| 19 May |  Moderate rain at times | 18° /7° | 1.1 mm | 5 | |
| 20 May | Moderate or heavy rain shower | 15° /6° | 13.2 mm | 4 | |
| 21 May | Sunny | 14° /6° | 4.8 mm | 4 | |
| 22 May | Sunny | 16° /8° | 13.4 mm | 4 | |
| 23 May | Sunny | 16° /7° | 14.7 mm | 4 | |
| 24 May |  Heavy rain at times | 15° /7° | 0.8 mm | 4 | |
| 25 May | Sunny | 16° /4° | 1 mm | 4 | |
| 26 May | Sunny | 21° /6° | 0 mm | 5 | |
| 27 May | Sunny | 20° /7° | 2.5 mm | 5 | |
| 28 May | Light rain shower | 19° /8° | 5.6 mm | 5 | |
| 29 May | Sunny | 19° /8° | 5.9 mm | 5 | |
| 30 May | Sunny | 21° /8° | 0 mm | 5 | |
| 31 May | Sunny | 19° /8° | 2.8 mm | 5 | |
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Important Notice
Our weather forecast for Orillia 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 Orillia forecast closer to your planned date for the most up-to-date weather information.
Change Month
Orillia in May - FAQ
What are the expected maximum and minimum temperatures in Orillia during May?
Enjoy moderate daytime temperatures of up to 17° and cooler nights around 8°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in Orillia during May?
Moderate rainfall is anticipated in Orillia during May, with a total of 71 mm spread over approximately 14 days. Considering plans for rainy days is advisable.
What are the typical wind conditions in Orillia during May?
The average wind speed in Orillia during May is 17 km/h, suggesting breezy to windy conditions, depending on your activities.
May rainfall patterns in Orillia
Explore the daily rainfall trends and prepare for Orillias May weather 💧
UV exposure in Orillia during May
Stay informed about UV levels for safe outdoor activities throughout the month of May ☀️
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