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Thornhill Weather in March
Thinking of visiting Thornhill in March? Expect low temperatures reaching 5°C (41°F) during the day, dropping to -4°C (25°F) at night, and note that quite a bit of snow/rainfall is likely.
Rainfall in Thornhill in March
Analyzing past climate data, one can expect approximately 10 days of snow/rain, averaging 64 mm (2.5 in). The rainfall pattern this month is fairly balanced. Showers tend to be moderate rather than extreme.
Temperature in Thornhill in March
In March, expect low temperatures in Thornhill, with highs of 5°C (41°F) and lows of -4°C (25°F) at night. The days stay cool from start to finish. Layering up well will make outdoor time much more comfortable. At -4°C (25°F) overnight, frost and ice are likely outside. Indoors, consider packing an extra blanket if you're unsure about the heating.
Sunshine in Thornhill in March
The area enjoys a moderate level of sunlight, with around 161 hours. It's a good balance between sunny and cloudy days.March in Thornhill can still be great, but if you prefer pleasant temperatures along with dry and sunny conditions, our weather planner can help you explore other options in the world.
Thornhill Temperature in March
Min Temperature
-4°C (25°F)
Max Temperature
5°C (41°F)
Chance of Rain
34%
Precipitation
64 mm (2.5 in)
Rainy days
10 days
Humidity
79% *
Sunshine
161 hours *
Percentage Sunshine
43% *
* Data from: Toronto, Canada (16 KM, 10 Miles).
Thornhill Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Thornhill - and find the best time to visit.
Best Places in Canada in March
Find out more about the weather in Canada and which places have the best travel conditions in this month. See all of Canada in March →
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 Thornhill in March
Cold weather calls for smart layering in March. A thermal base layer makes a huge difference in staying warm. Add a wool sweater or fleece, then a wind-resistant outer jacket. Rain gear is recommended, you can expect wet weather on multiple days. Bring sunglasses since you'll have some sunny periods throughout the month
What To Do in Thornhill in March
We rated the following activities from 1 (least suitable) to 10 (best) to do.
-
Swimming5/10 -
Cycling3/10 -
Walking3/10 -
Camping1/10 -
Outdoor sports3/10
Thornhill 3-Day Forecast
More climate data for Thornhill
Temperature Rainfall Sunshine Humidity
See the full Thornhill climate overview or explore weather in Canada.
Popular in March
Where to go in March - average daytime high across popular destinations.
Vancouver
10°C (50°F) Niagara Falls
6°C (43°F) Calgary5°C (41°F) Montréal4°C (39°F) Ottawa4°C (39°F) Toronto5°C (41°F) Whistler3°C (37°F) Quebec City
2°C (36°F) Bucket list
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