Best Time to Visit Orillia: Month-by-Month Guide
Best months for Orillia: June, August, July, September.
- Best months for Orillia: June, August, July, September.
- Peak season is July, August, June. Expect higher prices and more visitors (estimated from the climate, not from visitor counts).
- Shoulder season: May, September. Good weather without the busiest period.
- Wettest months: October, November, December.
- The least pleasant month is December (score 3.4).
Year at a glance
Weather by month
| Month | Avg high | Avg low | Rainfall | Rainy days | Humidity | Sunshine | Score |
|---|---|---|---|---|---|---|---|
| January | -3°C | -11°C | 65 mm | 12 | – | – | 3.5 |
| February | -2°C | -11°C | 50 mm | 9 | – | – | 3.9 |
| March | 3°C | -6°C | 60 mm | 10 | – | – | 4.1 |
| April | 11°C | 2°C | 79 mm | 12 | – | – | 5.7 |
| May | 19°C | 8°C | 87 mm | 12 | – | – | 7.0 |
| June | 23°C | 14°C | 95 mm | 11 | – | – | 7.6 |
| July | 25°C | 16°C | 87 mm | 12 | – | – | 7.4 |
| August | 24°C | 16°C | 88 mm | 12 | – | – | 7.5 |
| September | 21°C | 12°C | 84 mm | 11 | – | – | 7.4 |
| October | 13°C | 6°C | 87 mm | 13 | – | – | 5.8 |
| November | 6°C | 0°C | 76 mm | 12 | – | – | 4.6 |
| December | 0°C | -7°C | 65 mm | 12 | – | – | 3.4 |
Frequently asked questions
When is the best time to visit Orillia?
The best months are June, August, July, September.
When is the rainy season in Orillia?
The wettest months are October, November, December.