Halton Hills, ON

Current Conditions

Mostly Cloudy

Mostly Cloudy

1°C33°F

Wind:
ENE 8 km/h
ENE 5 mph
More details
Temperature:
0.7°C
33.3° F
Pressure:
102.1 kPa
30.2 inches
Dew point:
-1.8°C
28.8°F
Visibility:
16 km
10 miles
Humidity:
84%
Date:
3:00 AM EST Sunday 16 December 2018
Observed at:
Toronto Pearson Int'l Airport
Past 24 hour ConditionsPast 24 hour Conditions
Weather Radar
Satellite
Lightning
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Jet Stream
Hourly Forecast
Air Quality

ForecastForecast issued: 3:30 PM EST Saturday 15 December 2018

Detailed ForecastForecast issued: 3:30 PM EST Saturday 15 December 2018

Mainly cloudy
Tonight
-1°C30°F
Mainly cloudy. Wind up to 15 km/h. Low minus 1. Wind chill minus 6 overnight.
Mainly cloudy
Sun, 16 Dec
3°C37°F
Mainly cloudy. High plus 3. UV index 1 or low.
Night:  Partly cloudy. 40 percent chance of drizzle in the evening. Fog patches developing in the evening and dissipating before morning. Wind up to 15 km/h. Low minus 1. Wind chill minus 6 overnight.
A mix of sun and cloud
Mon, 17 Dec
1°C34°F
A mix of sun and cloud. High plus 1.
Night:  Clear. Low minus 9.
Sunny
Tue, 18 Dec
-1°C30°F
Sunny. High minus 1.
Night:  Clear. Low minus 6.
Cloudy
Wed, 19 Dec
3°C37°F
Cloudy. High plus 3.
Night:  Cloudy. Low plus 1.
Chance of showers
Thu, 20 Dec
5°C41°F
Cloudy with 30 percent chance of showers. High plus 5.
Night:  Cloudy with 70 percent chance of showers. Low zero.
Periods of rain or snow
Fri, 21 Dec
2°C36°F
Cloudy with 70 percent chance of rain or snow. High plus 2.
Normals:
Max 0°C.32°F. Min -7°C.19°F.
Sunrise:
7:47 EST
Sunset:
16:44 EST

Averages and extremes

11 December
Average high
  • 1.6°C34.9°F
Average low
  • -5.9°C21.4°F
Highest temperature (1937-2012)
  • 13.2°C55.8°F
  • 1979
Lowest temperature (1937-2012)
  • -27.2°C-17.0°F
  • 1977
Greatest precipitation (1937-2012)
  • 28.2 mm1.11 inches
  • 1944
Greatest rainfall (1937-2012)
  • 10.2 mm0.4 inches
  • 1949
Greatest snowfall (1937-2012)
  • 28.2 cm11.1 inches
  • 1944
Most snow on the ground (1955-2012)
  • 26.0 cm10.24 inches
  • 1977
Monthly frequency of precipitation
  • 48 %

Note that more recent Averages and Extremes information for this location may be available. Please visit the Historical Climate Data's Almanac Averages and Extremes page.

12 December
Average high
  • 1.4°C34.5°F
Average low
  • -6.0°C21.2°F
Highest temperature (1937-2012)
  • 18.9°C66.0°F
  • 1946
Lowest temperature (1937-2012)
  • -20.0°C-4.0°F
  • 1988
Greatest precipitation (1937-2012)
  • 35.1 mm1.38 inches
  • 1972
Greatest rainfall (1937-2012)
  • 29.0 mm1.14 inches
  • 1972
Greatest snowfall (1937-2012)
  • 15.2 cm5.98 inches
  • 1963
Most snow on the ground (1955-2012)
  • 28.0 cm11.02 inches
  • 1977
Monthly frequency of precipitation
  • 48 %

Note that more recent Averages and Extremes information for this location may be available. Please visit the Historical Climate Data's Almanac Averages and Extremes page.

13 December
Average high
  • 1.3°C34.3°F
Average low
  • -6.2°C20.8°F
Highest temperature (1937-2012)
  • 13.3°C55.9°F
  • 1991
Lowest temperature (1937-2012)
  • -20.6°C-5.1°F
  • 1958
Greatest precipitation (1937-2012)
  • 9.9 mm0.39 inches
  • 1941
Greatest rainfall (1937-2012)
  • 4.3 mm0.17 inches
  • 1977
Greatest snowfall (1937-2012)
  • 9.7 cm3.82 inches
  • 1941
Most snow on the ground (1955-2012)
  • 30.0 cm11.81 inches
  • 1977
Monthly frequency of precipitation
  • 48 %

Note that more recent Averages and Extremes information for this location may be available. Please visit the Historical Climate Data's Almanac Averages and Extremes page.

14 December
Average high
  • 1.1°C34.0°F
Average low
  • -6.4°C20.5°F
Highest temperature (1937-2012)
  • 15.0°C59.0°F
  • 1975
Lowest temperature (1937-2012)
  • -18.3°C-0.9°F
  • 1940
Greatest precipitation (1937-2012)
  • 20.4 mm0.8 inches
  • 1995
Greatest rainfall (1937-2012)
  • 16.8 mm0.66 inches
  • 1977
Greatest snowfall (1937-2012)
  • 20.3 cm7.99 inches
  • 1951
Most snow on the ground (1955-2012)
  • 30.0 cm11.81 inches
  • 2000
Monthly frequency of precipitation
  • 48 %

Note that more recent Averages and Extremes information for this location may be available. Please visit the Historical Climate Data's Almanac Averages and Extremes page.

15 December
Average high
  • 0.9°C33.6°F
Average low
  • -6.6°C20.1°F
Highest temperature (1937-2012)
  • 14.4°C57.9°F
  • 1975
Lowest temperature (1937-2012)
  • -20.6°C-5.1°F
  • 1943
Greatest precipitation (1937-2012)
  • 25.4 mm1.0 inches
  • 1971
Greatest rainfall (1937-2012)
  • 25.4 mm1.0 inches
  • 1971
Greatest snowfall (1937-2012)
  • 14.0 cm5.51 inches
  • 1972
Most snow on the ground (1955-2012)
  • 30.0 cm11.81 inches
  • 2000
Monthly frequency of precipitation
  • 48 %

Note that more recent Averages and Extremes information for this location may be available. Please visit the Historical Climate Data's Almanac Averages and Extremes page.

16 December
Average high
  • 0.8°C33.4°F
Average low
  • -6.8°C19.8°F
Highest temperature (1937-2012)
  • 15.4°C59.7°F
  • 1984
Lowest temperature (1937-2012)
  • -23.3°C-9.9°F
  • 1951
Greatest precipitation (1937-2012)
  • 17.1 mm0.67 inches
  • 2007
Greatest rainfall (1937-2012)
  • 12.2 mm0.48 inches
  • 1940
Greatest snowfall (1937-2012)
  • 16.8 cm6.61 inches
  • 2007
Most snow on the ground (1955-2012)
  • 28.0 cm11.02 inches
  • 2000
Monthly frequency of precipitation
  • 48 %

Note that more recent Averages and Extremes information for this location may be available. Please visit the Historical Climate Data's Almanac Averages and Extremes page.

17 December
Average high
  • 0.6°C33.1°F
Average low
  • -7.0°C19.4°F
Highest temperature (1937-2012)
  • 13.8°C56.8°F
  • 1984
Lowest temperature (1937-2012)
  • -22.1°C-7.8°F
  • 1980
Greatest precipitation (1937-2012)
  • 23.0 mm0.91 inches
  • 1996
Greatest rainfall (1937-2012)
  • 23.0 mm0.91 inches
  • 1996
Greatest snowfall (1937-2012)
  • 14.0 cm5.51 inches
  • 1942
Most snow on the ground (1955-2012)
  • 23.0 cm9.06 inches
  • 1970
Monthly frequency of precipitation
  • 48 %

Note that more recent Averages and Extremes information for this location may be available. Please visit the Historical Climate Data's Almanac Averages and Extremes page.

18 December
Average high
  • 0.5°C32.9°F
Average low
  • -7.2°C19.0°F
Highest temperature (1937-2012)
  • 8.3°C46.9°F
  • 1957
Lowest temperature (1937-2012)
  • -20.0°C-4.0°F
  • 1973
Greatest precipitation (1937-2012)
  • 17.8 mm0.7 inches
  • 1951
Greatest rainfall (1937-2012)
  • 13.2 mm0.52 inches
  • 1986
Greatest snowfall (1937-2012)
  • 18.0 cm7.09 inches
  • 1963
Most snow on the ground (1955-2012)
  • 21.0 cm8.27 inches
  • 2007
Monthly frequency of precipitation
  • 48 %

Note that more recent Averages and Extremes information for this location may be available. Please visit the Historical Climate Data's Almanac Averages and Extremes page.

19 December
Average high
  • 0.3°C32.5°F
Average low
  • -7.3°C18.9°F
Highest temperature (1937-2012)
  • 13.3°C55.9°F
  • 1957
Lowest temperature (1938-2012)
  • -24.4°C-11.9°F
  • 1942
Greatest precipitation (1937-2012)
  • 15.7 mm0.62 inches
  • 1982
Greatest rainfall (1937-2012)
  • 8.9 mm0.35 inches
  • 1957
Greatest snowfall (1937-2012)
  • 18.6 cm7.32 inches
  • 1982
Most snow on the ground (1955-2012)
  • 25.0 cm9.84 inches
  • 1963
Monthly frequency of precipitation
  • 48 %

Note that more recent Averages and Extremes information for this location may be available. Please visit the Historical Climate Data's Almanac Averages and Extremes page.

20 December
Average high
  • 0.2°C32.4°F
Average low
  • -7.5°C18.5°F
Highest temperature (1937-2012)
  • 12.2°C54.0°F
  • 1957
Lowest temperature (1937-2012)
  • -31.1°C-24.0°F
  • 1942
Greatest precipitation (1937-2012)
  • 20.3 mm0.8 inches
  • 1951
Greatest rainfall (1937-2012)
  • 16.0 mm0.63 inches
  • 1949
Greatest snowfall (1937-2012)
  • 20.8 cm8.19 inches
  • 1975
Most snow on the ground (1955-2012)
  • 23.0 cm9.06 inches
  • 1982
Monthly frequency of precipitation
  • 48 %

Note that more recent Averages and Extremes information for this location may be available. Please visit the Historical Climate Data's Almanac Averages and Extremes page.

21 December
Average high
  • 0.0°C32.0°F
Average low
  • -7.7°C18.1°F
Highest temperature (1937-2012)
  • 15.6°C60.1°F
  • 1967
Lowest temperature (1937-2012)
  • -23.9°C-11.0°F
  • 1955
Greatest precipitation (1937-2012)
  • 29.5 mm1.16 inches
  • 1967
Greatest rainfall (1937-2012)
  • 29.5 mm1.16 inches
  • 1967
Greatest snowfall (1937-2012)
  • 5.4 cm2.13 inches
  • 2000
Most snow on the ground (1955-2012)
  • 28.0 cm11.02 inches
  • 1973
Monthly frequency of precipitation
  • 48 %

Note that more recent Averages and Extremes information for this location may be available. Please visit the Historical Climate Data's Almanac Averages and Extremes page.

Yesterday's Data
Max:
4.0 °C39.2 °F
Min:
-0.6 °C30.9 °F
Total Precipitation:
0.0 mm0.00 in
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