Weather in Toronto in October 2025
Average weather
Average temperature in Toronto in October
The expected average maximum temperature in October is +16°C with a maximum of +29°C and a minimum of 0°C.
The average maximum temperature goes down 66% by the end of the month, compared with the beginning of the month, from +25°C to +6°C.
Is Toronto warm or cold in October?
Toronto is typically mild in October.
Maximum temperatures go down compared to the previous month from +21°C to +14°C. The minimum temperature also goes down from +14°C to +8°C.
Pack a light jacket as it will be warm in the day and cool in the evenings.
Take a look at how October is compared to other months in Toronto:
Water temperature in Toronto in October
Water in Toronto in October is Cold. It varies from +10°C to +19°C, with an average of +14°C. Note that the air temperature is lower than the water temperature, averaging around +14°C.
In October, water temperatures are average relative to the rest of the year:
Can you swim in Toronto in October?
Climate in Toronto in October
| September | October | November | ||||
|---|---|---|---|---|---|---|
| Avg. temperature | ||||||
| +21°C | +14°C | +8°C | ||||
| Min. temperature | ||||||
| +3°C | -3°C | -12°C | ||||
| Max. temperature | ||||||
| +33°C | +30°C | +21°C | ||||
| Rainfall | ||||||
| 81 mm | 93 mm | 78 mm | ||||
| Wind | ||||||
| 3 m/s | 4 m/s | 5 m/s | ||||
| Avg. water temperature | ||||||
| +20°C | +14°C | +9°C | ||||
| Humidity | ||||||
| 74% | 75% | 74% | ||||
| Air pressure | ||||||
| 1016 HPa | 1016 HPa | 1016 HPa | ||||
| Sunny days | ||||||
| 9 | 6 | 4 | ||||
| Cloudy days | ||||||
| 7 | 8 | 9 | ||||
| Rainy days | ||||||
| 12 | 16 | 12 | ||||
| Snowy days | ||||||
| 0 | 0 | 4 | ||||
October typically has worse weather conditions compared to September. It’s getting colder in October. From +21°C in the day, the average maximum temperature lowers to +14°C. Prepare for more rain. Average rainfall goes from 81 mm to 93 mm. Humidity rises from 74% to 75%. Winds are stronger in comparison to September, going up from 3 m/s to 4 m/s on average. The days becoming less sunny, going from 9 sunny days in September to 6 in October.
November brings much the same weather, it remains ok.
Wind
The average wind speed is 4 m/s getting up to 8 m/s which is a medium breeze. You can feel it, especially getting out of the water.
The average wind speed in Toronto is gradually increasing during October, going from 2 m/s to 4 m/s over the course of the month.
Rain
How was the weather last October in Toronto?
Climate Change over Years
The climate in Toronto in October has not changed much over the last 43 years.
The average temperature was the lowest in 1979 (+11°C) and the highest in 2012 (+15°C). The driest year was 1994 with only 432 mm of rainfall, and the wettest year was 2023 with 1271 mm.
FAQ
Is October a good time to visit Toronto?
Can you sunbathe in Toronto in October?
Can you swim in Toronto in October?
Is Toronto rainy in October?
Is it sunny in Toronto in October?
Other cities in Canada
Monthly weather in Toronto
Source of the data
For this page, we’ve looked at the typical weather in Toronto, based on historical hourly weather data from January 1, 1979, to December 31, 2023.
For past dates, we show actual recorded data at the location at that time. Forecasts are based on recorded weather during that day of the year, averaged over the total years for which we have records (unless stated otherwise). The daily temperature is the highest recorded temperature in the shadow during that day.