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Oshawa Weather in October
Oshawa in October sees moderate temperatures, with highs around 15°C (59°F) and overnight lows of 7°C (45°F). Rainfall is fairly high at around 90 mm (3.5 in) on average, so pack waterproofs just in case.
Rainfall in Oshawa in October
Historically, the month has about 12 days of rain, averaging 90 mm (3.5 in) in total. Rainfall intensity is on the higher side this month. Expect more substantial showers rather than light, passing rain.
Temperature in Oshawa in October
Oshawa in October gets highs of 15°C (59°F) during the day and drops to 7°C (45°F) at night. Even when the weather is stable, mornings and evenings can still feel distinctly cool. With overnight lows of 7°C (45°F), nights are cold. The cold air does make for deep, comfortable sleep if you have enough blankets.
Sunshine in Oshawa in October
With about 160 hours of sunshine, the area enjoys a nice balance of sun and overcast, creating a pleasant environment.If your ideal day consists of dry skies and pleasant temperatures, June, July, August and September typically offer the best circumstances for Oshawa.
Oshawa Temperature in October
Min Temperature
7°C (45°F)
Max Temperature
15°C (59°F)
Chance of Rain
41%
Precipitation
90 mm (3.5 in)
Rainy days
12 days
Humidity
85% *
Sunshine
160 hours *
Percentage Sunshine
45% *
* Data from: Toronto, Canada (51 KM, 31 Miles).
Oshawa Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Oshawa - and find the best time to visit.
Best Places in Canada in October
Find out more about the weather in Canada and which places have the best travel conditions in this month. See all of Canada in October →
perfect weather
pleasant
tolerable
unpleasant
poor
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).
What to Wear in Oshawa in October
The weather can be unpredictable in October, so pack clothes you can easily mix and match. You could bring jeans, other long pants, and a few t-shirts. A light jacket or light sweater will be pleasant for the cooler moments. High rain levels are expected, so pack waterproof gear and an umbrella or poncho. Bring sunglasses since you'll have some sunny periods throughout the month
What To Do in Oshawa in October
We rated the following activities from 1 (least suitable) to 10 (best) to do.
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Swimming5/10 -
Cycling6/10 -
Walking6/10 -
Camping4/10 -
Outdoor sports9/10
Oshawa 3-Day Forecast
More climate data for Oshawa
Temperature Rainfall Sunshine Humidity
See the full Oshawa climate overview or explore weather in Canada.
Popular in October
Where to go in October - average daytime high across popular destinations.
Toronto
16°C (61°F) Niagara Falls15°C (59°F) Montréal14°C (57°F) Ottawa14°C (57°F) Vancouver
14°C (57°F) Quebec City12°C (54°F) Calgary
12°C (54°F) Whistler7°C (45°F) Bucket list
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