Weather in Orillia for October 2025
With an average of 2 snowy days, Orillia usually enjoys a light touch of snow in October.
According to Orillia snow forecast for October 2025, no snow is expected until the end of the month.Until now, October 2025 in Orillia has been nearly identical to the historical average, with a temperature of 15 °C (showing only a slight deviation of -0.3 °C).
The forecast for the next days in Orillia predicts temperatures to be around 8 °C, close to the historical average.
In general, the average temperature in Orillia at the beginning of October is 21.4 °C. As the month progressed, temperatures tended to significantly cool down, reaching an average of 9.9 °C by the end of October.
The climate of Orillia in October is notably wet, with an average of 15 rainy days, and a total of 87.7 mm of precipitation.
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Orillia Weather October
Temperatures trend during October in Orillia
October weather in Orillia day by day
| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Oct. |  Mist | 21° /9° | 1.6 mm | 5 | |
| 2 Oct. |  Partly cloudy | 21° /11° | 5.1 mm | 5 | |
| 3 Oct. | Partly cloudy | 25° /10° | 0 mm | 6 | |
| 4 Oct. | Mist | 25° /12° | 0 mm | 5 | |
| 5 Oct. |  Overcast | 22° /13° | 0.4 mm | 6 | |
| 6 Oct. |  Moderate or heavy rain shower | 22° /11° | 19.5 mm | 5 | |
| 7 Oct. |  Light rain shower | 14° /8° | 4.2 mm | 4 | |
| 8 Oct. | Light rain shower | 12° /6° | 5.9 mm | 3 | |
| 9 Oct. | Light rain shower | 10° /4° | 2.4 mm | 3 | |
| 10 Oct. | Patchy rain possible | 12° /3° | 0.2 mm | 4 | |
| 11 Oct. | Light rain shower | 15° /7° | 6.7 mm | 3 | |
| 12 Oct. | Overcast | 14° /5° | 0.1 mm | 3 | |
| 13 Oct. | Overcast | 12° /6° | 0 mm | 3 | |
| 14 Oct. | Overcast | 13° /5° | 0 mm | 3 | |
| 15 Oct. | Overcast | 9° /3° | 0.2 mm | 2 | |
| 16 Oct. | Overcast | 13° /4° | 0 mm | 3 | |
| 17 Oct. | Overcast | 13° /3° | 6.4 mm | 3 | |
| 18 Oct. | Mist | 17° /6° | 0 mm | 4 | |
| 19 Oct. |  Light rain | 19° /7° | 9.6 mm | 4 | |
| 20 Oct. | Light rain shower | 16° /7° | 4 mm | 4 | |
| 21 Oct. | Light drizzle | 15° /7° | 0.4 mm | 4 | |
| 22 Oct. |  Blizzard | 13° /5° | 0.7 mm | 3 | |
| 23 Oct. | Overcast | 12° /3° | 0 mm | 3 | |
| 24 Oct. |  Thundery outbreaks possible | 12° /3° | 0.7 mm | 3 | |
| 25 Oct. | Light rain | 11° /6° | 1.2 mm | 3 | |
| 26 Oct. | Light rain | 12° /5° | 2.8 mm | 3 | |
| 27 Oct. | Light rain shower | 13° /6° | 1.1 mm | 3 | |
| 28 Oct. | Overcast | 10° /2° | 0.2 mm | 3 | |
| 29 Oct. |  Sunny | 11° /1° | 0 mm | 0.5 | |
| 30 Oct. |  Moderate rain | 6° /2° | 9 mm | 0.2 | |
| 31 Oct. | Overcast | 6° /3° | 0 mm | 0.1 | |
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Orillia in October - FAQ
October rainfall patterns in Orillia
UV exposure in Orillia during October
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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.