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St. Catharines, ON

Current Conditions

15°C58°F

Wind:
S 26
gust 40 km/h
S 16
gust 25 mph
More details
Temperature:
14.6°C
58.3° F
Pressure:
100.5 kPa
29.7 inches
Dew point:
7.2°C
45.0°F
Humidity:
61%
Date:
3:00 AM EDT Wednesday 16 October 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
Historical Weather

ForecastForecast issued: 3:30 PM EDT Tuesday 15 October 2019

Detailed ForecastForecast issued: 3:30 PM EDT Tuesday 15 October 2019

Showers
Tonight
12°C54°F
Increasing cloudiness. Showers beginning before morning. Wind becoming south 20 km/h after midnight. Low 12.
Showers
Wed, 16 Oct
13°C55°F
Showers ending in the afternoon then cloudy with 40 percent chance of showers. Risk of a thunderstorm in the morning. Wind southwest 20 km/h. High 13. UV index 1 or low.
Night:  Partly cloudy. 40 percent chance of showers early in the evening. Wind southwest 20 km/h becoming light near midnight. Low 7.
Chance of showers
Thu, 17 Oct
12°C54°F
Cloudy with 30 percent chance of showers. Windy. High 12.
Night:  Cloudy periods with 30 percent chance of showers. Low plus 5.
A mix of sun and cloud
Fri, 18 Oct
12°C54°F
A mix of sun and cloud. High 12.
Night:  Cloudy periods. Low 6.
A mix of sun and cloud
Sat, 19 Oct
15°C59°F
A mix of sun and cloud. High 15.
Night:  Cloudy. Low 9.
Cloudy
Sun, 20 Oct
16°C61°F
Cloudy. High 16.
Night:  Cloudy periods. Low 9.
Chance of showers
Mon, 21 Oct
16°C61°F
Cloudy with 60 percent chance of showers. High 16.
Normals:
Max 14°C.57°F. Min 6°C.43°F.
Sunrise:
7:31 EDT
Sunset:
18:34 EDT

Averages and extremes

11 October
Average high
  • 16.0°C60.8°F
Average low
  • 6.4°C43.5°F
Highest temperature (1971-2000)
  • 21.7°C71.1°F
  • 1978
Lowest temperature (1971-2000)
  • -0.7°C30.7°F
  • 1986
Greatest precipitation (1971-2000)
  • 11.6 mm0.46 inches
  • 1990
Greatest rainfall (1971-2000)
  • 11.6 mm0.46 inches
  • 1990
Greatest snowfall (1971-2000)
  • 0.0 cm0.0 inches
Most snow on the ground (1971-2000)
  • 0.0 cm0.0 inches
Monthly frequency of precipitation
  • 38 %
12 October
Average high
  • 15.7°C60.3°F
Average low
  • 6.2°C43.2°F
Highest temperature (1971-2000)
  • 25.5°C77.9°F
  • 1995
Lowest temperature (1971-2000)
  • -0.8°C30.6°F
  • 1981
Greatest precipitation (1971-2000)
  • 12.6 mm0.5 inches
  • 1983
Greatest rainfall (1971-2000)
  • 12.6 mm0.5 inches
  • 1983
Greatest snowfall (1971-2000)
  • 0.0 cm0.0 inches
Most snow on the ground (1971-2000)
  • 0.0 cm0.0 inches
Monthly frequency of precipitation
  • 38 %
13 October
Average high
  • 15.5°C59.9°F
Average low
  • 6.1°C43.0°F
Highest temperature (1971-2000)
  • 26.7°C80.1°F
  • 1983
Lowest temperature (1971-2000)
  • -2.9°C26.8°F
  • 1993
Greatest precipitation (1971-2000)
  • 33.0 mm1.3 inches
  • 1999
Greatest rainfall (1971-2000)
  • 33.0 mm1.3 inches
  • 1999
Greatest snowfall (1971-2000)
  • 0.0 cm0.0 inches
Most snow on the ground (1971-2000)
  • 0.0 cm0.0 inches
Monthly frequency of precipitation
  • 38 %
14 October
Average high
  • 15.3°C59.5°F
Average low
  • 5.9°C42.6°F
Highest temperature (1971-2000)
  • 22.8°C73.0°F
  • 1974
Lowest temperature (1971-2000)
  • -3.1°C26.4°F
  • 1993
Greatest precipitation (1971-2000)
  • 13.4 mm0.53 inches
  • 1978
Greatest rainfall (1971-2000)
  • 13.4 mm0.53 inches
  • 1978
Greatest snowfall (1971-2000)
  • 0.0 cm0.0 inches
Most snow on the ground (1971-2000)
  • 0.0 cm0.0 inches
Monthly frequency of precipitation
  • 38 %
15 October
Average high
  • 15.1°C59.2°F
Average low
  • 5.7°C42.3°F
Highest temperature (1971-2000)
  • 22.2°C72.0°F
  • 1971
Lowest temperature (1971-2000)
  • 0.7°C33.3°F
  • 1996
Greatest precipitation (1971-2000)
  • 31.2 mm1.23 inches
  • 1992
Greatest rainfall (1971-2000)
  • 31.2 mm1.23 inches
  • 1992
Greatest snowfall (1971-2000)
  • 0.0 cm0.0 inches
Most snow on the ground (1971-2000)
  • 0.0 cm0.0 inches
Monthly frequency of precipitation
  • 38 %
16 October
Average high
  • 14.8°C58.6°F
Average low
  • 5.5°C41.9°F
Highest temperature (1971-2000)
  • 25.0°C77.0°F
  • 1989
Lowest temperature (1971-2000)
  • -0.7°C30.7°F
  • 1994
Greatest precipitation (1971-2000)
  • 4.4 mm0.17 inches
  • 1992
Greatest rainfall (1971-2000)
  • 4.4 mm0.17 inches
  • 1992
Greatest snowfall (1971-2000)
  • 0.0 cm0.0 inches
Most snow on the ground (1971-2000)
  • 0.0 cm0.0 inches
Monthly frequency of precipitation
  • 38 %
17 October
Average high
  • 14.6°C58.3°F
Average low
  • 5.3°C41.5°F
Highest temperature (1971-2000)
  • 24.5°C76.1°F
  • 1990
Lowest temperature (1971-2000)
  • -2.0°C28.4°F
  • 1978
Greatest precipitation (1971-2000)
  • 21.6 mm0.85 inches
  • 1975
Greatest rainfall (1971-2000)
  • 21.6 mm0.85 inches
  • 1975
Greatest snowfall (1971-2000)
  • 0.3 cm0.12 inches
  • 1972
Most snow on the ground (1971-2000)
  • 0.0 cm0.0 inches
Monthly frequency of precipitation
  • 38 %
18 October
Average high
  • 14.4°C57.9°F
Average low
  • 5.2°C41.4°F
Highest temperature (1971-2000)
  • 24.9°C76.8°F
  • 1998
Lowest temperature (1971-2000)
  • -3.3°C26.1°F
  • 1972
Greatest precipitation (1971-2000)
  • 35.8 mm1.41 inches
  • 1985
Greatest rainfall (1971-2000)
  • 35.8 mm1.41 inches
  • 1985
Greatest snowfall (1971-2000)
  • 0.8 cm0.31 inches
  • 1972
Most snow on the ground (1971-2000)
  • 0.0 cm0.0 inches
Monthly frequency of precipitation
  • 38 %
19 October
Average high
  • 14.2°C57.6°F
Average low
  • 5.0°C41.0°F
Highest temperature (1971-2000)
  • 23.3°C73.9°F
  • 1979
Lowest temperature (1971-2000)
  • -4.4°C24.1°F
  • 1974
Greatest precipitation (1971-2000)
  • 26.2 mm1.03 inches
  • 1996
Greatest rainfall (1971-2000)
  • 26.2 mm1.03 inches
  • 1996
Greatest snowfall (1971-2000)
  • 1.0 cm0.39 inches
  • 1994
Most snow on the ground (1971-2000)
  • 0.0 cm0.0 inches
Monthly frequency of precipitation
  • 38 %
20 October
Average high
  • 13.9°C57.0°F
Average low
  • 4.8°C40.6°F
Highest temperature (1971-2000)
  • 23.5°C74.3°F
  • 1979
Lowest temperature (1971-2000)
  • -3.9°C25.0°F
  • 1972
Greatest precipitation (1971-2000)
  • 17.0 mm0.67 inches
  • 1995
Greatest rainfall (1971-2000)
  • 17.0 mm0.67 inches
  • 1995
Greatest snowfall (1971-2000)
  • 0.0 cm0.0 inches
Most snow on the ground (1971-2000)
  • 0.0 cm0.0 inches
Monthly frequency of precipitation
  • 38 %
21 October
Average high
  • 13.7°C56.7°F
Average low
  • 4.7°C40.5°F
Highest temperature (1971-2000)
  • 24.0°C75.2°F
  • 1979
Lowest temperature (1971-2000)
  • -1.7°C28.9°F
  • 1974
Greatest precipitation (1971-2000)
  • 13.6 mm0.54 inches
  • 1981
Greatest rainfall (1971-2000)
  • 13.6 mm0.54 inches
  • 1981
Greatest snowfall (1971-2000)
  • 0.0 cm0.0 inches
Most snow on the ground (1971-2000)
  • 0.0 cm0.0 inches
Monthly frequency of precipitation
  • 38 %

Yesterday's Data

No data available for this location

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