St. Catharines, ON

Current Conditions

-14°C7°F

Wind:
WSW 10 km/h
WSW 6 mph
Wind Chill:
-20
-4
More details
Temperature:
-13.9°C
7.0° F
Pressure:
103.8 kPa
30.7 inches
Dew point:
-16.1°C
3.0°F
Humidity:
83%
Date:
3:00 AM EST Tuesday 22 January 2019
Observed at:
St. Catharines / Niagara District Airport
Past 24 hour ConditionsPast 24 hour Conditions
Weather Radar
Satellite
Lightning
Alerts
Jet Stream
Hourly Forecast
Air Quality

ForecastForecast issued: 3:30 PM EST Monday 21 January 2019

Detailed ForecastForecast issued: 3:30 PM EST Monday 21 January 2019

Clearing
Tonight
-19°C-2°F
Clearing early this evening. Wind northwest 30 km/h gusting to 60 becoming light late this evening. Low minus 19. Wind chill minus 13 in the evening and minus 23 overnight.
A mix of sun and cloud
Tue, 22 Jan
-3°C27°F
A mix of sun and cloud. Wind becoming southeast 20 km/h gusting to 40 early in the afternoon. High minus 3. Wind chill minus 23 in the morning and minus 8 in the afternoon. UV index 2 or low.
Night:  Becoming cloudy in the evening with 30 percent chance of flurries in the evening and after midnight. Rain beginning after midnight. Risk of freezing rain overnight. Wind south 30 km/h. Temperature rising to plus 2 by morning. Wind chill minus 10 in the evening.
Periods of rain
Wed, 23 Jan
5°C41°F
Periods of rain. Windy. High plus 5.
Night:  Cloudy with 30 percent chance of flurries. Low minus 2.
Chance of flurries
Thu, 24 Jan
-2°C28°F
Cloudy with 40 percent chance of flurries. High minus 2.
Night:  Cloudy with 60 percent chance of flurries. Low minus 7.
Chance of flurries
Fri, 25 Jan
-7°C19°F
Cloudy with 40 percent chance of flurries. High minus 7.
Night:  Cloudy with 40 percent chance of flurries. Low minus 10.
Chance of flurries
Sat, 26 Jan
-6°C21°F
Cloudy with 40 percent chance of flurries. High minus 6.
Night:  Cloudy with 40 percent chance of flurries. Low minus 7.
Chance of flurries
Sun, 27 Jan
-5°C23°F
Cloudy with 40 percent chance of flurries. High minus 5.
Normals:
Max -2°C.28°F. Min -8°C.18°F.
Sunrise:
7:42 EST
Sunset:
17:15 EST

Averages and extremes

17 January
Average high
  • -0.7°C30.7°F
Average low
  • -7.9°C17.8°F
Highest temperature (1972-2000)
  • 11.3°C52.3°F
  • 1990
Lowest temperature (1972-2000)
  • -23.6°C-10.5°F
  • 1982
Greatest precipitation (1972-2000)
  • 8.8 mm0.35 inches
  • 1990
Greatest rainfall (1972-2000)
  • 8.8 mm0.35 inches
  • 1990
Greatest snowfall (1972-2000)
  • 9.0 cm3.54 inches
  • 1994
Most snow on the ground (1972-2000)
  • 55.0 cm21.65 inches
  • 1999
Monthly frequency of precipitation
  • 53 %
18 January
Average high
  • -0.7°C30.7°F
Average low
  • -7.9°C17.8°F
Highest temperature (1972-2000)
  • 15.0°C59.0°F
  • 1996
Lowest temperature (1972-2000)
  • -22.2°C-8.0°F
  • 1976
Greatest precipitation (1972-2000)
  • 9.9 mm0.39 inches
  • 1999
Greatest rainfall (1972-2000)
  • 9.5 mm0.37 inches
  • 1999
Greatest snowfall (1972-2000)
  • 6.6 cm2.6 inches
  • 1987
Most snow on the ground (1972-2000)
  • 49.0 cm19.29 inches
  • 1999
Monthly frequency of precipitation
  • 53 %
19 January
Average high
  • -0.7°C30.7°F
Average low
  • -8.0°C17.6°F
Highest temperature (1972-2000)
  • 11.7°C53.1°F
  • 1973
Lowest temperature (1972-2000)
  • -23.8°C-10.8°F
  • 1994
Greatest precipitation (1972-2000)
  • 20.4 mm0.8 inches
  • 1996
Greatest rainfall (1972-2000)
  • 20.4 mm0.8 inches
  • 1996
Greatest snowfall (1972-2000)
  • 16.6 cm6.54 inches
  • 1987
Most snow on the ground (1972-2000)
  • 39.0 cm15.35 inches
  • 1999
Monthly frequency of precipitation
  • 53 %
20 January
Average high
  • -0.8°C30.6°F
Average low
  • -8.0°C17.6°F
Highest temperature (1972-2000)
  • 11.8°C53.2°F
  • 1988
Lowest temperature (1972-2000)
  • -20.8°C-5.4°F
  • 1994
Greatest precipitation (1972-2000)
  • 39.8 mm1.57 inches
  • 1995
Greatest rainfall (1972-2000)
  • 39.8 mm1.57 inches
  • 1995
Greatest snowfall (1972-2000)
  • 28.2 cm11.1 inches
  • 1978
Most snow on the ground (1972-2000)
  • 37.0 cm14.57 inches
  • 1999
Monthly frequency of precipitation
  • 53 %
21 January
Average high
  • -0.8°C30.6°F
Average low
  • -8.0°C17.6°F
Highest temperature (1972-2000)
  • 9.4°C48.9°F
  • 1974
Lowest temperature (1972-2000)
  • -20.4°C-4.7°F
  • 1984
Greatest precipitation (1972-2000)
  • 7.2 mm0.28 inches
  • 1995
Greatest rainfall (1972-2000)
  • 7.0 mm0.28 inches
  • 1993
Greatest snowfall (1972-2000)
  • 5.6 cm2.2 inches
  • 1979
Most snow on the ground (1972-2000)
  • 31.0 cm12.2 inches
  • 1978
Monthly frequency of precipitation
  • 53 %
22 January
Average high
  • -0.8°C30.6°F
Average low
  • -8.1°C17.4°F
Highest temperature (1972-2000)
  • 11.1°C52.0°F
  • 1973
Lowest temperature (1972-2000)
  • -19.4°C-2.9°F
  • 1976
Greatest precipitation (1972-2000)
  • 9.8 mm0.39 inches
  • 1997
Greatest rainfall (1972-2000)
  • 9.8 mm0.39 inches
  • 1997
Greatest snowfall (1972-2000)
  • 3.6 cm1.42 inches
  • 1995
Most snow on the ground (1972-2000)
  • 31.0 cm12.2 inches
  • 1978
Monthly frequency of precipitation
  • 53 %
23 January
Average high
  • -0.8°C30.6°F
Average low
  • -8.1°C17.4°F
Highest temperature (1972-2000)
  • 13.4°C56.1°F
  • 1999
Lowest temperature (1972-2000)
  • -22.2°C-8.0°F
  • 1976
Greatest precipitation (1972-2000)
  • 9.8 mm0.39 inches
  • 1982
Greatest rainfall (1972-2000)
  • 8.6 mm0.34 inches
  • 1982
Greatest snowfall (1972-2000)
  • 5.0 cm1.97 inches
  • 1998
Most snow on the ground (1972-2000)
  • 30.0 cm11.81 inches
  • 1978
Monthly frequency of precipitation
  • 53 %
24 January
Average high
  • -0.8°C30.6°F
Average low
  • -8.1°C17.4°F
Highest temperature (1972-2000)
  • 11.7°C53.1°F
  • 1972
Lowest temperature (1972-2000)
  • -16.3°C2.7°F
  • 1987
Greatest precipitation (1972-2000)
  • 30.0 mm1.18 inches
  • 1979
Greatest rainfall (1972-2000)
  • 30.0 mm1.18 inches
  • 1979
Greatest snowfall (1972-2000)
  • 11.2 cm4.41 inches
  • 1997
Most snow on the ground (1972-2000)
  • 25.0 cm9.84 inches
  • 1978
Monthly frequency of precipitation
  • 53 %
25 January
Average high
  • -0.8°C30.6°F
Average low
  • -8.1°C17.4°F
Highest temperature (1972-2000)
  • 11.9°C53.4°F
  • 1990
Lowest temperature (1972-2000)
  • -14.9°C5.2°F
  • 1987
Greatest precipitation (1972-2000)
  • 8.9 mm0.35 inches
  • 1975
Greatest rainfall (1972-2000)
  • 8.9 mm0.35 inches
  • 1975
Greatest snowfall (1972-2000)
  • 6.0 cm2.36 inches
  • 1999
Most snow on the ground (1972-2000)
  • 15.0 cm5.91 inches
  • 1978
Monthly frequency of precipitation
  • 53 %
26 January
Average high
  • -0.8°C30.6°F
Average low
  • -8.2°C17.2°F
Highest temperature (1972-2000)
  • 11.1°C52.0°F
  • 1974
Lowest temperature (1972-2000)
  • -17.4°C0.7°F
  • 1994
Greatest precipitation (1972-2000)
  • 28.6 mm1.13 inches
  • 1978
Greatest rainfall (1972-2000)
  • 11.8 mm0.46 inches
  • 1978
Greatest snowfall (1972-2000)
  • 16.8 cm6.61 inches
  • 1978
Most snow on the ground (1972-2000)
  • 15.0 cm5.91 inches
  • 1999
Monthly frequency of precipitation
  • 53 %
27 January
Average high
  • -0.8°C30.6°F
Average low
  • -8.2°C17.2°F
Highest temperature (1972-2000)
  • 13.3°C55.9°F
  • 1974
Lowest temperature (1972-2000)
  • -17.0°C1.4°F
  • 1994
Greatest precipitation (1972-2000)
  • 11.8 mm0.46 inches
  • 1996
Greatest rainfall (1972-2000)
  • 10.8 mm0.43 inches
  • 1996
Greatest snowfall (1972-2000)
  • 11.4 cm4.49 inches
  • 1986
Most snow on the ground (1972-2000)
  • 12.0 cm4.72 inches
  • 1977
Monthly frequency of precipitation
  • 53 %

Yesterday's Data

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