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.
Orillia in May brings notable rainfall, with an average of 19 rainy days and a total precipitation of 150.4 mm.
New! Chat with our AI weatherman - it’s amazing and free.
Temperatures
Rain 🌧️
More
12
Dry days
19
Rainy days
0
Snow days
17°/7°
Temperatures
19 km/h
Avg max wind
76 %
Avg humidity
Orillia Weather May
Move between months or click on a day
Temperatures trend during May in Orillia
See the weather trend as well as the moving average line
May weather in Orillia day by day
Click on a date for more information
| 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 | |
| Next | |||||
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 7°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in Orillia during May?
Significant rainfall exceeding 150.4 mm is expected in Orillia during May, occurring over more than 19 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Orillia during May?
The average wind speed in Orillia during May is 19 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 ☀️
Quick links
More Orillia weather pages
You are here
Where is Orillia?Get accurate weather forecasts for Orillia, located at latitude 44.609 and longitude -79.421. Stay updated with localized weather information tailored for Orillia.
Found a mistake?
We appreciate your attention to details. Tell us here.