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St. Catharines, ON

FOG ADVISORY

Current Conditions

9°C48°F

Wind:
W 7 km/h
W 4 mph
More details
Temperature:
8.7°C
47.7° F
Pressure:
100.0 kPa
29.5 inches
Dew point:
8.5°C
47.3°F
Humidity:
99%
Date:
3:00 AM EDT Monday 12 April 2021
Observed at:
St. Catharines / Niagara District Airport
Past 24 hour ConditionsPast 24 hour Conditions
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Historical Weather

ForecastForecast issued: 3:32 PM EDT Sunday 11 April 2021

FOG ADVISORY

Detailed ForecastForecast issued: 3:32 PM EDT Sunday 11 April 2021

Showers
Tonight
7°C45°F
Cloudy. 40 percent chance of showers early this evening. Showers beginning this evening. Risk of a thunderstorm early this evening. Fog patches developing near midnight. Low 7.
Showers
Mon, 12 Apr
9°C48°F
Showers ending in the afternoon then cloudy with 60 percent chance of showers. Fog patches dissipating in the morning. Temperature steady near 9. UV index 3 or moderate.
Night:  Cloudy with 60 percent chance of showers. Low plus 4.
Chance of showers
Tue, 13 Apr
9°C48°F
Cloudy with 60 percent chance of showers. High 9.
Night:  Cloudy with 60 percent chance of showers. Low plus 5.
Chance of showers
Wed, 14 Apr
12°C54°F
A mix of sun and cloud with 40 percent chance of showers. High 12.
Night:  Cloudy periods with 30 percent chance of showers. Low 6.
A mix of sun and cloud
Thu, 15 Apr
12°C54°F
A mix of sun and cloud. High 12.
Night:  Cloudy periods. Low plus 4.
A mix of sun and cloud
Fri, 16 Apr
12°C54°F
A mix of sun and cloud. High 12.
Night:  Cloudy periods. Low plus 4.
A mix of sun and cloud
Sat, 17 Apr
12°C54°F
A mix of sun and cloud. High 12.
Normals:
Max 12°C.54°F. Min 2°C.36°F.
Sunrise:
6:40 EDT
Sunset:
19:56 EDT

Averages and extremes

07 April
Average high
  • 10.2°C50.4°F
Average low
  • 0.5°C32.9°F
Highest temperature (1972-2000)
  • 25.2°C77.4°F
  • 1991
Lowest temperature (1972-2000)
  • -9.1°C15.6°F
  • 1982
Greatest precipitation (1972-2000)
  • 16.9 mm0.67 inches
  • 1983
Greatest rainfall (1972-2000)
  • 16.9 mm0.67 inches
  • 1983
Greatest snowfall (1972-2000)
  • 8.1 cm3.19 inches
  • 1974
Most snow on the ground (1972-2000)
  • 20.0 cm7.87 inches
  • 1994
Monthly frequency of precipitation
  • 46 %

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.

08 April
Average high
  • 10.4°C50.7°F
Average low
  • 0.7°C33.3°F
Highest temperature (1972-2000)
  • 23.9°C75.0°F
  • 1991
Lowest temperature (1972-2000)
  • -7.8°C18.0°F
  • 1972
Greatest precipitation (1972-2000)
  • 32.5 mm1.28 inches
  • 2000
Greatest rainfall (1972-2000)
  • 30.0 mm1.18 inches
  • 2000
Greatest snowfall (1972-2000)
  • 7.0 cm2.76 inches
  • 1979
Most snow on the ground (1972-2000)
  • 5.0 cm1.97 inches
  • 1972
Monthly frequency of precipitation
  • 46 %

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.

09 April
Average high
  • 10.6°C51.1°F
Average low
  • 0.9°C33.6°F
Highest temperature (1972-2000)
  • 21.6°C70.9°F
  • 1991
Lowest temperature (1972-2000)
  • -8.3°C17.1°F
  • 1972
Greatest precipitation (1972-2000)
  • 33.0 mm1.3 inches
  • 1979
Greatest rainfall (1972-2000)
  • 4.6 mm0.18 inches
  • 1999
Greatest snowfall (1972-2000)
  • 19.6 cm7.72 inches
  • 1979
Most snow on the ground (1972-2000)
  • 10.0 cm3.94 inches
  • 1979
Monthly frequency of precipitation
  • 46 %

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.

10 April
Average high
  • 10.9°C51.6°F
Average low
  • 1.0°C33.8°F
Highest temperature (1972-2000)
  • 21.2°C70.2°F
  • 1987
Lowest temperature (1972-2000)
  • -6.6°C20.1°F
  • 1997
Greatest precipitation (1972-2000)
  • 30.6 mm1.2 inches
  • 1990
Greatest rainfall (1972-2000)
  • 30.0 mm1.18 inches
  • 1990
Greatest snowfall (1972-2000)
  • 2.2 cm0.87 inches
  • 1986
Most snow on the ground (1972-2000)
  • 21.0 cm8.27 inches
  • 1979
Monthly frequency of precipitation
  • 46 %

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.

11 April
Average high
  • 11.1°C52.0°F
Average low
  • 1.2°C34.2°F
Highest temperature (1972-2000)
  • 25.4°C77.7°F
  • 1977
Lowest temperature (1972-2000)
  • -6.7°C19.9°F
  • 1979
Greatest precipitation (1972-2000)
  • 13.2 mm0.52 inches
  • 1992
Greatest rainfall (1972-2000)
  • 13.2 mm0.52 inches
  • 1992
Greatest snowfall (1972-2000)
  • 6.0 cm2.36 inches
  • 2000
Most snow on the ground (1972-2000)
  • 5.0 cm1.97 inches
  • 1979
Monthly frequency of precipitation
  • 46 %

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 April
Average high
  • 11.3°C52.3°F
Average low
  • 1.4°C34.5°F
Highest temperature (1972-2000)
  • 26.3°C79.3°F
  • 1977
Lowest temperature (1972-2000)
  • -5.0°C23.0°F
  • 1975
Greatest precipitation (1972-2000)
  • 35.0 mm1.38 inches
  • 1996
Greatest rainfall (1972-2000)
  • 35.0 mm1.38 inches
  • 1996
Greatest snowfall (1972-2000)
  • 0.8 cm0.31 inches
  • 1973
Most snow on the ground (1972-2000)
  • 3.0 cm1.18 inches
  • 1979
Monthly frequency of precipitation
  • 46 %

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 April
Average high
  • 11.6°C52.9°F
Average low
  • 1.6°C34.9°F
Highest temperature (1972-2000)
  • 24.8°C76.6°F
  • 1977
Lowest temperature (1972-2000)
  • -4.9°C23.2°F
  • 1992
Greatest precipitation (1972-2000)
  • 24.6 mm0.97 inches
  • 1996
Greatest rainfall (1972-2000)
  • 24.6 mm0.97 inches
  • 1996
Greatest snowfall (1972-2000)
  • 0.6 cm0.24 inches
  • 1997
Most snow on the ground (1972-2000)
  • 1.0 cm0.39 inches
  • 1979
Monthly frequency of precipitation
  • 46 %

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 April
Average high
  • 11.8°C53.2°F
Average low
  • 1.7°C35.1°F
Highest temperature (1972-2000)
  • 21.7°C71.1°F
  • 1974
Lowest temperature (1972-2000)
  • -5.0°C23.0°F
  • 1973
Greatest precipitation (1972-2000)
  • 21.4 mm0.84 inches
  • 1980
Greatest rainfall (1972-2000)
  • 21.4 mm0.84 inches
  • 1980
Greatest snowfall (1972-2000)
  • 0.0 cm0.0 inches
Most snow on the ground (1972-2000)
  • 0.0 cm0.0 inches
Monthly frequency of precipitation
  • 46 %

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 April
Average high
  • 12.0°C53.6°F
Average low
  • 1.9°C35.4°F
Highest temperature (1972-2000)
  • 28.1°C82.6°F
  • 1994
Lowest temperature (1972-2000)
  • -4.3°C24.3°F
  • 1992
Greatest precipitation (1972-2000)
  • 12.6 mm0.5 inches
  • 1991
Greatest rainfall (1972-2000)
  • 12.6 mm0.5 inches
  • 1991
Greatest snowfall (1972-2000)
  • 1.6 cm0.63 inches
  • 1988
Most snow on the ground (1972-2000)
  • 0.0 cm0.0 inches
Monthly frequency of precipitation
  • 46 %

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 April
Average high
  • 12.3°C54.1°F
Average low
  • 2.1°C35.8°F
Highest temperature (1972-2000)
  • 26.1°C79.0°F
  • 1976
Lowest temperature (1972-2000)
  • -3.9°C25.0°F
  • 1980
Greatest precipitation (1972-2000)
  • 37.8 mm1.49 inches
  • 1992
Greatest rainfall (1972-2000)
  • 37.8 mm1.49 inches
  • 1992
Greatest snowfall (1972-2000)
  • 0.0 cm0.0 inches
Most snow on the ground (1972-2000)
  • 0.0 cm0.0 inches
Monthly frequency of precipitation
  • 46 %

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

No data available for this location

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