Oshawa Weather in March

What's the weather like in Oshawa (Ontario) in March 2023?

The climate in Oshawa during March can be summarized as cold and reasonably dry.

March is in the spring in Oshawa and is typically the 4th coldest month of the year. Daytime maximum temperatures average around a freezing 4°C (39°F), whilst at night -5°C (23°F) is normal.

Oshawa weather averages (imperial / metric)
Daytime temperature 3.8°C 38.8°F
Nightly temperature -4.8°C 23.4°F
Average temperature -0.5°C 31.1°F
Daily sunshine 5.1 hrs
Avg rainfall 56 mm 2.2 ins
Rainy days 10 days
Sea temperature 2.3°C 36.1°F
Humidity 75%
Windspeed 18kph 11 mph

On average March is the 3rd driest month of the year in Oshawa with around 56mm 2.2 inches of rain making it a reasonably dry time to visit. This rainfall is typically spread over 10 days, although this may vary considerably.

On the flip side this corresponds to an average of 5.1 hours of sunshine per day.

March temperatures in Oshawa

Oshawa average temperature in March

March rainfall

Oshawa average rain in March

March hourly sunshine

Oshawa average rain in March

The data used in these monthly averages covers a period of over 100 years right up until last year. As such they are a valid prediction of what to expect for the weather in Oshawa in March 2022.

Other monthly averages

Best places to visit in March

UV index Best time to go?

Oshawa weather stats

Oshawa weather statistics
Hottest month: July 25.6°C 78.1°F
Driest month: February 48mm 1.9ins
Sunniest month: July 9.8hrs
Coldest month: January -3°C 26.6°F
Wettest month: August 83mm 3.3ins
Map showing location of Oshawa (43.90012, -78.84957)

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