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St. Catharines Weather

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Current Weather

Updated: Jul 20, 2018 / 3:28 am

20°C
  • Pressure: 101.6 kPa
  • Humidity: 73 %
  • Dewpoint: 15.3°C
  • Wind: SSE 13 km/h
  • Air Quality: 3
  • Sunrise: 5:55
  • Sunset: 20:52
  •  
  • Today: Sunny. Becoming a mix of sun and cloud this afternoon. Wind becoming south 20 km/h gusting to 40 this morning. High 31. Humidex 36. UV index 9 or very high.
  • Tonight: Partly cloudy. 30 percent chance of showers overnight with risk of a thunderstorm. Wind south 20 km/h gusting to 40. Low 23.
Weather Image

Extended Forecast

Tonight

July 20
Sunny. Becoming a mix of sun and cloud this afternoon. Wind becoming south 20 km/h gusting to 40 this morning. High 31. Humidex 36. UV index 9 or very high.

H: 31°C
L: 23°C

Saturday

July 21
A mix of sun and cloud. 30 percent chance of showers in the morning with risk of a thunderstorm. Wind southeast 20 km/h. High 29. Humidex 32.

H: 29°C
L: 17°C
POP: 30%

Sunday

July 22
A mix of sun and cloud. High 21.

H: 21°C
L: 19°C
POP: 30%

Monday

July 23
A mix of sun and cloud with 30 percent chance of showers. High 24.

H: 24°C
L: 21°C
POP: 60%

Tuesday

July 24
A mix of sun and cloud with 30 percent chance of showers. High 24.

H: 24°C
L: 21°C

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