Summary
Observed at: St. Catharines / Niagara District Airport 11:00 AM EDT Friday 20 June 2025
Condition: Partly Cloudy
Temperature: 20.6°C
Pressure / Tendency: 101.5 kPa rising
Visibility: 16 km
Humidity: 80 %
Humidex: 26
Dewpoint: 17.1°C
Wind: N calm km/h
Air Quality Health Index: 2
Friday: Chance of showers. High 26. POP 30%
A mix of sun and cloud. 30 percent chance of showers this afternoon with risk of a thunderstorm. Wind becoming west 20 km/h early this afternoon. High 26. Humidex 33. UV index 9 or very high. Forecast issued 11:00 AM EDT Friday 20 June 2025
Friday night: Chance of showers. Low 17. POP 60%
Partly cloudy with 60 percent chance of showers. Risk of a thunderstorm this evening. Wind southwest 20 km/h becoming light late this evening. Low 17. Forecast issued 11:00 AM EDT Friday 20 June 2025
Saturday: Chance of showers. High 29. POP 60%
Mainly cloudy with 60 percent chance of showers. Risk of thunderstorms in the afternoon. Wind becoming west 30 km/h gusting to 50 late in the morning then south 20. High 29. Humidex 37. UV index 8 or very high. Forecast issued 11:00 AM EDT Friday 20 June 2025
Saturday night: Cloudy periods. Low 21.
Cloudy periods. Low 21. Forecast issued 11:00 AM EDT Friday 20 June 2025
Sunday: A mix of sun and cloud. High 32.
Sunny. High 32. Forecast issued 11:00 AM EDT Friday 20 June 2025
Sunday night: Clear. Low 21.
Clear. Low 21. Forecast issued 11:00 AM EDT Friday 20 June 2025
Monday: Sunny. High 32.
Sunny. High 32. Forecast issued 11:00 AM EDT Friday 20 June 2025
Monday night: Clear. Low 21.
Clear. Low 21. Forecast issued 11:00 AM EDT Friday 20 June 2025
Tuesday: Chance of showers. High 32. POP 30%
A mix of sun and cloud with 30 percent chance of showers. High 32. Forecast issued 11:00 AM EDT Friday 20 June 2025
Tuesday night: Chance of showers. Low 22. POP 30%
Cloudy periods with 30 percent chance of showers. Low 22. Forecast issued 11:00 AM EDT Friday 20 June 2025
Wednesday: Chance of showers. High 26. POP 40%
A mix of sun and cloud with 40 percent chance of showers. High 26. Forecast issued 11:00 AM EDT Friday 20 June 2025
Wednesday night: Chance of showers. Low 19. POP 60%
Cloudy periods with 60 percent chance of showers. Low 19. Forecast issued 11:00 AM EDT Friday 20 June 2025
Thursday: Chance of showers. High 23. POP 60%
Cloudy with 60 percent chance of showers. High 23. Forecast issued 11:00 AM EDT Friday 20 June 2025
