St. Catharines, ON temperature trend for the next 14 Days. Find daytime highs and nighttime lows from TheWeatherNetwork.com.

Oct 23, 2025 · 2 Week Extended Forecast in St. Catharines, Ontario, Canada ... Hour-by-hour weather for St. Catharines next 7 days

Nov 13, 2025 · Detailed Weather Forecast ⚡ in St. Catharines, ON for 14 days – 🌡️ air temperature, RealFeel, wind, precipitation, atmospheric pressure in St. Catharines, Ontario for 2 …

Know what's coming with AccuWeather's extended daily forecasts for St. Catharines, Ontario, Canada. Up to 90 days of daily highs, lows, and precipitation chances.

Nov 7, 2025 · St. Catharines, Ontario | 9:14 PM 15 Day Forecast Rise: 6:56AM | Set: 5:04PM 10hrs 8mins Rise: 4:49PM | Set: 7:10AM Full moon

1 day ago · St. Catharines, ON Weather - 14-day Forecast from Theweather.net. Weather data including temperature, wind speed, humidity, snow, pressure, etc. for St. Catharines, Ontario.

6 days ago · St. Catharines ON 14 Day Weather Forecast - Long range, extended St. Catharines, Ontario 14 Day weather forecasts and current conditions for St. Catharines, ON.

Windy today with a high of 38 °F and a low of 29 °F. There is a 51% chance of precipitation.

15 day extended weather forecast for St Catharines: Temperature, rain, warnings and maps.

Environment Canada's weather web site provides official weather warnings, current conditions, forecasts, and weather models, for public and marine areas in Canada. Canadian weather …