Niagara Weather

Observed at: St. Catharines Airport
Date: 1:00 AM EDT Wednesday 18 October 2017
Temperature: 14.1°C
Wind: W 12 km/h
Humidity: 70%
Dew point: 8.8°C
Pressure: 102.1 kPa
Sunrise: 7:34 EDT
Sunset: 18:30 EDT
Normals:
Max 14°C. Min 5°C.
Short Term
Tonight
Clear

Clear
Min: 8°C
Wednesday
Mainly sunny

Mainly sunny
Max: 18°C
Wednesday night
Clear

Clear
Min: 13°C
Extended Outlook
Thursday
Sunny

Sunny
Max: 21°C
Thursday night
Clear

Clear
Min: 8°C
Friday
Sunny

Sunny
Max: 19°C
Friday night
Cloudy periods

Cloudy periods
Min: 12°C
Further Out
Saturday
A mix of sun and cloud

A mix of sun and cloud
Max: 22°C
Saturday night
Clear

Clear
Min: 12°C
Sunday
A mix of sun and cloud

A mix of sun and cloud
Max: 19°C
Sunday night
Chance of showers (30%)

Chance of showers
Min: 13°C

Forecast

St. Catharines, ON (Issued: 3:30 PM EDT Tuesday 17 October 2017)
Tuesday night
Clear. Wind southwest 40 km/h gusting to 60 diminishing to 20 this evening. Low 8.
Wednesday
Mainly sunny. Wind southwest 20 km/h increasing to 40 gusting to 60 near noon. High 18. UV index 4 or moderate.
Wednesday night
Clear. Wind southwest 30 km/h. Low 13.
Thursday
Sunny. Windy. High 21.
Thursday night
Clear. Low 8.
Friday
Sunny. High 19.
Friday night
Cloudy periods. Low 12.
Saturday
A mix of sun and cloud. High 22.
Saturday night
Clear. Low 12.
Sunday
A mix of sun and cloud. High 19.
Sunday night
Cloudy periods with 30 percent chance of showers. Low 13.
Monday
A mix of sun and cloud with 40 percent chance of showers. High 16.