St. Catharines, ON
  • 26°C
    : °C
    A few clouds
    • : 17km/h N
    • : 101.8 kPa
    • : 11°C
    • : 39%
    • : 23°C / : 31°C
  • Tonight
    19°C
    Mainly clear
  • Friday morning
    23°C
    Mainly sunny
  • Friday afternoon
    31°C
    Sunny with cloudy periods
  • 31°C
    : 30%
  • 30°C
    : 40%
  • 27°C
    : 30%
  • 28°C
    : 30%