Weather in Mississauga for October 2026
Frost Warning - See hour by hour.
So far, October 2026 in Mississauga is slightly warmer than the historical average by 0.6 °C.
The forecast for the coming days of October 2026 predicts a temperature of 15.7 °C , which is warmer than usual.
In general, the average temperature in Mississauga at the beginning of October is 21.1 °C. As the month progressed, temperatures tended to significantly cool down, reaching an average of 12 °C by the end of October.
Mississauga experiences moderate rainfall in October, with an average of 7 rainy days and a total precipitation of 75 mm.
Is October a good time to visit Mississauga? check out the best time to travel to Mississauga page.
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Mississauga Weather October
Temperatures trend during October in Mississauga
October weather in Mississauga day by day
| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Oct. |  Partly cloudy | 21° /13° | 0.5 mm | 4.8 | |
| 2 Oct. |  Light rain | 21° /11° | 7.7 mm | 4 | |
| 3 Oct. |  Mist | 23° /10° | 0 mm | 4.6 | |
| 4 Oct. |  Cloudy | 22° /13° | 0.4 mm | 4.5 | |
| 5 Oct. |  Patchy rain possible | 21° /12° | 1.1 mm | 4.4 | |
| 6 Oct. |  Moderate or heavy rain shower | 21° /11° | 9.8 mm | 4.3 | |
| 7 Oct. | Light rain | 18° /10° | 6.2 mm | 4 | |
| 8 Oct. | Patchy rain possible | 15° /8° | 0.2 mm | 4 | |
| 9 Oct. | Patchy rain possible | 15° /5° | 0 mm | 3 | |
| 10 Oct. | Cloudy | 14° /6° | 0 mm | 3 | |
| 11 Oct. |  Moderate rain | 16° /9° | 13.5 mm | 3 | |
| 12 Oct. | Mist | 18° /10° | 0 mm | 3.9 | |
| 13 Oct. |  Overcast | 17° /11° | 0.8 mm | 3 | |
| 14 Oct. | Light drizzle | 15° /8° | 1.3 mm | 3 | |
| 15 Oct. | Overcast | 11° /6° | 0.1 mm | 2 | |
| 16 Oct. | Patchy rain possible | 15° /5° | 1 mm | 3 | |
| 17 Oct. | Light rain | 13° /3° | 4.4 mm | 3 | |
| 18 Oct. |  Sunny | 18° /6° | 0.9 mm | 3.4 | |
| 19 Oct. | Light rain | 20° /9° | 7.8 mm | 3.3 | |
| 20 Oct. | Patchy rain possible | 16° /8° | 1.1 mm | 3.3 | |
| 21 Oct. | Sunny | 16° /8° | 0 mm | 3.2 | |
| 22 Oct. | Patchy rain possible | 15° /7° | 2.2 mm | 3 | |
| 23 Oct. | Overcast | 13° /6° | 0.8 mm | 3 | |
| 24 Oct. | Light rain shower | 13° /6° | 0.1 mm | 3 | |
| 25 Oct. | Light drizzle | 15° /7° | 0.3 mm | 2.9 | |
| 26 Oct. | Overcast | 16° /9° | 0.1 mm | 2.2 | |
| 27 Oct. | Overcast | 10° /5° | 0 mm | 3 | |
| 28 Oct. | Overcast | 14° /8° | 0 mm | 2.6 | |
| 29 Oct. | Patchy rain possible | 23° /9° | 1.4 mm | 2.3 | |
| 30 Oct. | Sunny | 17° /9° | 0 mm | 5 | |
| 31 Oct. | Overcast | 14° /8° | 0 mm | 4 | |
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Mississauga in October - FAQ
What are the expected maximum and minimum temperatures in Mississauga during October?
How much rainfall should be expected in Mississauga during October?
What are the typical wind conditions in Mississauga during October?
October rainfall patterns in Mississauga
UV exposure in Mississauga during October
Where is Mississauga?Get accurate weather forecasts for Mississauga, located at latitude 43.579 and longitude -79.658. Stay updated with localized weather information tailored for Mississauga.