Weather in Ontario, Canada in October

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Visiting Ontario, Canada in October

The weather in October is significantly cooler than the previous month and temperatures continue to drop markedly into November. October has average maximum temperatures of 13°C (55°F) which is too cold for sunbathing. The sunshine percentage is 42% making it quite sunny but with regular periods of cloudy and overcast skies. There are 4.6 hours of sunshine per day. It is not a good time for sunbathing in Ontario.

October has total rainfall of 2.3cm (0.9inches) making it extremely dry with very few light showers and most days are rain free. There are just 4.5 days with some rainfall so you can still enjoy the beach on the majority of rain free clear days and rainy days are few and far between.

Sea temperatures are a cold 11°C (52°F). October is too cold for swimming in Ontario for any length of time, unless you have a wetsuit. The sea temperature in October is cooler than the previous month and temperatures continue to drop quickly into November.

Consider visiting Ontario in the months of June, July, August, September, for the best beach weather. Also consider one of our other suggestions for October.

Can you sunbathe in Ontario in October?

No, October is not a good time for sunbathing in Ontario.

October has average maximum temperatures of 13°C (55°F) which is too cold for sunbathing. The sunshine percentage is 42% making it quite sunny but with regular periods of cloudy and overcast skies. There are 4.6 hours of sunshine per day. October has total rainfall of 2.3cm (0.9inches) making it extremely dry with very few light showers and most days are rain free. There are just 4.5 days with some rainfall so you can still enjoy the beach on the majority of rain free clear days and rainy days are few and far between.

More about October temperature and sunshine.

Can you swim in Ontario in October?

No, October is too cold for swimming in Ontario for any length of time, with the sea water at 11°C (52°F), unless you have a wetsuit.

More about October sea temperatures.

Is October a good time to holiday in Ontario?

No, October is not a good time for a holiday in Ontario.

October has average maximum temperatures of 13°C (55°F) which is too cold for sunbathing. The sunshine percentage is 42% making it quite sunny but with regular periods of cloudy and overcast skies. There are 4.6 hours of sunshine per day. October has total rainfall of 2.3cm (0.9inches) making it extremely dry with very few light showers and most days are rain free. There are just 4.5 days with some rainfall so you can still enjoy the beach on the majority of rain free clear days and rainy days are few and far between. It is not a good time for sunbathing in Ontario. Sea temperatures are a cold 11°C (52°F). October is too cold for swimming in Ontario for any length of time, unless you have a wetsuit.

More about the October temperatures and sunshine.

Is Ontario warm in October?

No, Ontario is too cold for sunbathing in October.

The average maximum temperature in Ontario in October is 13°C (55°F). The average maximum temperature is 18°C (65°) in the previous month and 4°C (39°F) in the next month.

The average temperature in Ontario in October is 10°C (51°F). The average temperature is 16°C (60°F) in the previous month and 2°C (35°F) in the next month.

More info about the October temperatures and sunshine.

How sunny is Ontario in October?

The average day light hours per day in Ontario in October are 11. The sunshine percentage is 42% making it quite sunny but with regular periods of cloudy and overcast skies. There are 4.6 hours of sunshine per day.

More about October sunshine.

Temperature in Ontario in October

The weather in October is significantly cooler than the previous month and temperatures continue to drop markedly into November. The average maximum temperature in Ontario in October is 13°C (55°F). The average maximum temperature is 18°C (65°F) in the previous month and 4°C (39°F) in the next month.

The average temperature in Ontario in October is 10°C (51°F). The average temperature is 16°C (60°F) in the previous month and 2°C (35°F) in the next month.

The average minimum temperature in Ontario in October is 8°C (47°F). The minimum temperature is 13°C (55°F) in the previous month and -1°C (31°F) in the next month.

Sunshine in Ontario in October

The days in October are shorter than the previous month and days continue to get shorter into November. October has far fewer hours of sunshine than the previous month and hours of sunshine continue to drop markedly into November. During October the average day light hours are 11 per day in Ontario. The sunshine percentage is 42% making it quite sunny but with regular periods of cloudy and overcast skies. There are 4.6 hours of sunshine per day.

The ultraviolet index in Ontario in October is typically 3.1 during October. An ultraviolet index reading of 3 to 5 indicates there is a moderate risk of harm from unprotected sun exposure. Keep out of the sun during the strongest hours around midday when unprotected skin risks burning in less than 30 minutes. For the sensitive wear protective clothing, a wide-brimmed hat, and UV-blocking sunglasses. Generously apply broad spectrum SPF 30+ sunscreen every 2 hours, even on cloudy days, and after swimming or sweating. Tanning for hours is possible with the right application of sun cream. Watch out for relections from water that may increase ultraviolet exposure.

Sea Temperature in Ontario in October

The average sea water temperature in Ontario in October is 11°C (51.8°F) which is very cold and bracing, it's not recommended you swim with out a full wet suit. The sea temperature in October is cooler than the previous month and temperatures continue to drop quickly into November.

Rainfall in Ontario in October

October weather is slightly wetter than the previous month. October has a few more days of rain than the previous month. The average total rainfall in Ontario in October is 2.3cm (0.9inches) and on average there are 4.5 rainy days in October making it a very dry time to visit the beach.

Humidity in Ontario in October

The maximum dew point (an indicator of humidity) in Ontario in October is 9°C (48°F) which is a bit dry for some. The dew point is 14°C (58°F) in the previous month and 2°C (2°F) in the next month.

The average maximum relative humidity in Ontario in October is typically 88.8%. The maximum relative humidity is 89.4% in the previous month and 89.6% in the next month.

The average relative humidity in Ontario in October is typically 77.2%. The average relative humidity is 77.3% in the previous month and 77.5% in the next month.

Wind Speed in Ontario in October

The average maximum wind speed in Ontario in October is typically 31KM/H (19MPH). The average maximum wind speed is 27KM/H (17MPH) in the previous month and 34KM/H (21MPH) in the next month.

The average wind speed in Ontario in October is typically 20KM/H (12MPH). The average wind speed is 17KM/H (10MPH) in the previous month and 21KM/H (13MPH) in the next month.

The average wind direction in Ontario in October is from the South-Southwest.

Monthly Averages

Suggested Beaches in October

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Beaches recommended for you today, this weekend, in the next 2 weeks or in any month of the year.

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Need Inspiration?

Beaches recommended for you today, this weekend, in the next 2 weeks or in any month of the year.