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Alliston, ON

Current Conditions

Sunny

Sunny

12°C54°F

Wind:
NNE 15 km/h
NNE 9 mph
More details
Temperature:
12.1°C
53.8° F
Pressure:
101.4 kPa
29.9 inches
Dew point:
-3.3°C
26.1°F
Visibility:
15 km
9 miles
Humidity:
34%
Date:
1:00 PM EDT Sunday 9 May 2021
Observed at:
CFB Borden
Past 24 hour ConditionsPast 24 hour Conditions
Weather Radar
Satellite
Lightning
Alerts
Jet Stream
Hourly Forecast
Historical Weather

ForecastForecast issued: 11:00 AM EDT Sunday 9 May 2021

Detailed ForecastForecast issued: 11:00 AM EDT Sunday 9 May 2021

Mainly cloudy
Today
12°C54°F
Increasing cloudiness late this morning. High 12. UV index 8 or very high.
Partly cloudy
Tonight
0°C32°F
Partly cloudy. Low zero.
Chance of showers
Mon, 10 May
12°C54°F
A mix of sun and cloud. 40 percent chance of showers in the afternoon. Wind becoming northwest 20 km/h gusting to 40 in the afternoon. High 12. UV index 7 or high.
Night:  Cloudy periods with 30 percent chance of showers. Low zero.
A mix of sun and cloud
Tue, 11 May
9°C48°F
A mix of sun and cloud. High 9.
Night:  Clear. Low plus 2.
Sunny
Wed, 12 May
14°C57°F
Sunny. High 14.
Night:  Clear. Low plus 3.
Chance of showers
Thu, 13 May
16°C61°F
A mix of sun and cloud with 30 percent chance of showers. High 16.
Night:  Cloudy periods with 30 percent chance of showers. Low 6.
Chance of showers
Fri, 14 May
15°C59°F
A mix of sun and cloud with 40 percent chance of showers. High 15.
Night:  Cloudy periods with 40 percent chance of showers. Low 6.
Chance of showers
Sat, 15 May
17°C63°F
A mix of sun and cloud with 40 percent chance of showers. High 17.
Normals:
Max 18°C.64°F. Min 5°C.41°F.
Sunrise:
6:00 EDT
Sunset:
20:32 EDT

Averages and extremes

04 May
Average high
  • n/a
Average low
  • n/a
Highest temperature (2004-2021)
  • 25.2°C77.4°F
  • 2018
Lowest temperature (2004-2021)
  • -5.3°C22.5°F
  • 2004
Greatest precipitation (2012-2021)
  • 11.0 mm0.43 inches
  • 2017
Greatest rainfall
  • n/a
Greatest snowfall
  • n/a
Most snow on the ground
  • n/a
Monthly frequency of precipitation
  • n/a
05 May
Average high
  • n/a
Average low
  • n/a
Highest temperature (2004-2021)
  • 27.2°C81.0°F
  • 2010
Lowest temperature (2004-2021)
  • -7.2°C19.0°F
  • 2020
Greatest precipitation (2012-2021)
  • 21.0 mm0.83 inches
  • 2017
Greatest rainfall
  • n/a
Greatest snowfall
  • n/a
Most snow on the ground
  • n/a
Monthly frequency of precipitation
  • n/a
06 May
Average high
  • n/a
Average low
  • n/a
Highest temperature (2004-2021)
  • 25.7°C78.3°F
  • 2013
Lowest temperature (2004-2021)
  • -4.7°C23.5°F
  • 2006
Greatest precipitation (2012-2021)
  • 3.5 mm0.14 inches
  • 2017
Greatest rainfall
  • n/a
Greatest snowfall
  • n/a
Most snow on the ground
  • n/a
Monthly frequency of precipitation
  • n/a
07 May
Average high
  • n/a
Average low
  • n/a
Highest temperature (2004-2021)
  • 26.4°C79.5°F
  • 2013
Lowest temperature (2004-2021)
  • -6.5°C20.3°F
  • 2006
Greatest precipitation (2012-2021)
  • 4.5 mm0.18 inches
  • 2012
Greatest rainfall
  • n/a
Greatest snowfall
  • n/a
Most snow on the ground
  • n/a
Monthly frequency of precipitation
  • n/a
08 May
Average high
  • n/a
Average low
  • n/a
Highest temperature (2004-2021)
  • 32.4°C90.3°F
  • 2015
Lowest temperature (2004-2021)
  • -5.3°C22.5°F
  • 2019
Greatest precipitation (2012-2021)
  • 6.5 mm0.26 inches
  • 2012
Greatest rainfall
  • n/a
Greatest snowfall
  • n/a
Most snow on the ground
  • n/a
Monthly frequency of precipitation
  • n/a
09 May
Average high
  • n/a
Average low
  • n/a
Highest temperature (2004-2019)
  • 32.8°C91.0°F
  • 2015
Lowest temperature (2004-2019)
  • -3.6°C25.5°F
  • 2016
Greatest precipitation (2012-2019)
  • 11.0 mm0.43 inches
  • 2012
Greatest rainfall
  • n/a
Greatest snowfall
  • n/a
Most snow on the ground
  • n/a
Monthly frequency of precipitation
  • n/a
10 May
Average high
  • n/a
Average low
  • n/a
Highest temperature (2004-2020)
  • 28.1°C82.6°F
  • 2004
Lowest temperature (2004-2020)
  • -5.1°C22.8°F
  • 2016
Greatest precipitation (2012-2020)
  • 8.0 mm0.31 inches
  • 2013
Greatest rainfall
  • n/a
Greatest snowfall
  • n/a
Most snow on the ground
  • n/a
Monthly frequency of precipitation
  • n/a
11 May
Average high
  • n/a
Average low
  • n/a
Highest temperature (2004-2020)
  • 25.1°C77.2°F
  • 2015
Lowest temperature (2004-2020)
  • -4.3°C24.3°F
  • 2020
Greatest precipitation (2012-2020)
  • 1.5 mm0.06 inches
  • 2020
Greatest rainfall
  • n/a
Greatest snowfall
  • n/a
Most snow on the ground
  • n/a
Monthly frequency of precipitation
  • n/a
12 May
Average high
  • n/a
Average low
  • n/a
Highest temperature (2004-2020)
  • 29.7°C85.5°F
  • 2004
Lowest temperature (2004-2020)
  • -6.9°C19.6°F
  • 2020
Greatest precipitation (2012-2020)
  • 5.5 mm0.22 inches
  • 2014
Greatest rainfall
  • n/a
Greatest snowfall
  • n/a
Most snow on the ground
  • n/a
Monthly frequency of precipitation
  • n/a
13 May
Average high
  • n/a
Average low
  • n/a
Highest temperature (2004-2020)
  • 31.0°C87.8°F
  • 2004
Lowest temperature (2004-2020)
  • -8.2°C17.2°F
  • 2020
Greatest precipitation (2012-2020)
  • 11.0 mm0.43 inches
  • 2019
Greatest rainfall
  • n/a
Greatest snowfall
  • n/a
Most snow on the ground
  • n/a
Monthly frequency of precipitation
  • n/a
14 May
Average high
  • n/a
Average low
  • n/a
Highest temperature (2004-2020)
  • 27.5°C81.5°F
  • 2004
Lowest temperature (2004-2020)
  • -3.6°C25.5°F
  • 2015
Greatest precipitation (2012-2020)
  • 14.5 mm0.57 inches
  • 2016
Greatest rainfall
  • n/a
Greatest snowfall
  • n/a
Most snow on the ground
  • n/a
Monthly frequency of precipitation
  • n/a

Yesterday's Data
Max:
13.7 °C56.7 °F
Min:
-2.0 °C28.4 °F
Total Precipitation:
1.0 mm0.04 in

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