Niagara Weather

Observed at: St. Catharines Airport
Date: 10:00 PM EDT Thursday 17 August 2017
Temperature: 22.8°C
Humidex: 32
Wind: S 12 km/h
Humidity: 96%
Dew point: 22.2°C
Pressure: 100.8 kPa
Sunrise: 6:25 EDT
Sunset: 20:17 EDT
Normals:
Max 26°C. Min 16°C.
Short Term
Tonight
Showers

Showers
Min: 20°C
Friday
Chance of showers (30%)

Chance of showers
Max: 26°C
Friday Night
Chance of showers (30%)

Chance of showers
Min: 17°C
Extended Outlook
Saturday
Chance of showers (40%)

Chance of showers
Max: 24°C
Saturday Night
Clear

Clear
Min: 18°C
Sunday
Sunny

Sunny
Max: 27°C
Sunday Night
Clear

Clear
Min: 20°C
Further Out
Monday
A mix of sun and cloud

A mix of sun and cloud
Max: 28°C
Monday Night
Cloudy periods

Cloudy periods
Min: 22°C
Tuesday
Chance of showers (60%)

Chance of showers
Max: 25°C
Tuesday Night
Cloudy periods

Cloudy periods
Min: 17°C

Forecast

St. Catharines, ON (Issued: 3:30 PM EDT Thursday 17 August 2017)
Thursday night
Showers ending before morning then mainly cloudy. Risk of a thunderstorm this evening. Wind southeast 20 km/h becoming southwest 20 near midnight. Low 20.
Friday
Mainly cloudy. 30 percent chance of showers in the afternoon. Wind southwest 30 km/h gusting to 50. High 26. Humidex 32. UV index 7 or high.
Friday night
Partly cloudy. 30 percent chance of showers early in the evening. Wind southwest 30 km/h. Low 17.
Saturday
Cloudy with 40 percent chance of showers. High 24.
Saturday night
Clear. Low 18.
Sunday
Sunny. High 27.
Sunday night
Clear. Low 20.
Monday
A mix of sun and cloud. High 28.
Monday night
Cloudy periods. Low 22.
Tuesday
Cloudy with 60 percent chance of showers. High 25.
Tuesday night
Cloudy periods. Low 17.
Wednesday
A mix of sun and cloud. High 23.