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Weather in Newmarket, Ontario, Canada

Now
9 °C

Mostly cloudy.


Feels Like: 6 °C
Forecast: 6 / -8 °C
Wind: 19 km/h from South

Location: Toronto Pearson International Airport
Current Time: Dec 19, 2025 at 2:51:37 am
Latest Report: Dec 19, 2025 at 2:00 am
Visibility: 24 km
Pressure: 99.14 kPa
Humidity: 82%
Dew Point: 6 °C

Upcoming 5 hours

Now 3:00 am 4:00 am 5:00 am 6:00 am 7:00 am
9 °C 6 °C 6 °C 5 °C 3 °C 1 °C

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Forecast for the next 48 hours

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  Friday Saturday
  Night Morning Afternoon Evening Night Morning Afternoon
Forecast
Temperature 6 °C -1 °C -4 °C -8 °C -7 °C -6 °C -2 °C
Rain. Overcast. Moderate snow. Overcast. Light snow. Overcast. Light snow. Cloudy. Mostly clear. Overcast. Light snow. Overcast.
Feels Like 1 °C -7 °C -13 °C -17 °C -14 °C -12 °C -9 °C
Wind Speed 29 km/h 26 km/h 34 km/h 38 km/h 18 km/h 17 km/h 30 km/h
Wind Direction SSE
WSW
W
WNW
W
S
S
Humidity 94% 85% 70% 77% 75% 67% 67%
Dew Point 5 °C -3 °C -9 °C -11 °C -11 °C -11 °C -7 °C
Visibility 3 km 3 km 3 km 3 km 9 km 10 km 3 km
Probability of Precipitation 79% 65% 39% 28% 0% 1% 24%
Amount of Rain 8.6 mm 0.0 mm 0.0 mm 0.0 mm 0.0 mm 0.0 mm 0.0 mm
Amount of Snow 0.0 mm 40.3 mm 8.9 mm 5.1 mm 0.0 mm 0.0 mm 5.1 mm
* Updated Thursday, December 18, 2025 8:42:36 pm Newmarket time - Weather by CustomWeather, © 2025

14 day forecast, day-by-day Hour-by-hour forecast for next week

Yesterday's weather

Passing clouds. 8 / 0 °C
Humidity: 76%. Wind: 13 km/h from Southeast

More weather last week

Currently at nearby stations

6 °C

Lagoon City: (56 km)

Quite cool.

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Forecast for the next 2 weeks

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Sun Mon Tue Wed Thu Fri Sat
14
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18

View historic weather

3

Detailed forecast for 14 days