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Weather in St. Catharines

St. Catharines, Canada

23°C

Light rain shower

Conditions at 15:15 local time

Feels like
23°C
Humidity
87%
Wind
20.9 km/h W
Recent precipitation
0.6 mm
Current time in St. CatharinesFind another city

Plan with local context

Use the forecast for St. Catharines

Carry this city directly into the next time or weather task.

Location context

About this forecast location

Forecast values apply to the listed city coordinates. Conditions can vary across large urban areas and complex terrain.

Coordinates
43.1713, -79.2427
Local time zone
America/Toronto
Administrative area
Ontario
Forecast service
WeatherAPI.com forecast service

Hourly forecast

Next 24 hours in St. Catharines

Hourly modeled conditions in America/Toronto local time.

  1. 24°CLight rain shower38% precipitation22 km/h wind
  2. 24°CPatchy rain nearby22% precipitation19.4 km/h wind
  3. 23°CLight rain shower40% precipitation21.6 km/h wind
  4. 22°CSunny12% precipitation17.3 km/h wind
  5. 22°CLight rain shower30% precipitation16.9 km/h wind
  6. 21°CLight rain shower38% precipitation16.2 km/h wind
  7. 21°CPartly Cloudy22% precipitation14 km/h wind
  8. 21°CPatchy rain nearby27% precipitation12.2 km/h wind
  9. 21°CPatchy rain nearby33% precipitation11.9 km/h wind
  10. 21°COvercast31% precipitation11.2 km/h wind
  11. 21°CPatchy rain nearby32% precipitation8.3 km/h wind
  12. 21°CLight rain shower45% precipitation7.6 km/h wind
  13. 21°CLight rain shower45% precipitation5 km/h wind
  14. 21°CPatchy rain nearby44% precipitation6.1 km/h wind
  15. 21°CPatchy rain nearby41% precipitation12.6 km/h wind
  16. 21°CMist29% precipitation10.4 km/h wind
  17. 21°CMist50% precipitation7.9 km/h wind
  18. 21°CMist37% precipitation7.2 km/h wind
  19. 22°COvercast32% precipitation3.6 km/h wind
  20. 23°COvercast30% precipitation3.2 km/h wind
  21. 23°COvercast28% precipitation5.4 km/h wind
  22. 24°COvercast26% precipitation5 km/h wind
  23. 24°CPartly Cloudy17% precipitation11.9 km/h wind
  24. 24°CSunny12% precipitation8.3 km/h wind

Daily forecast

3-day forecast for St. Catharines

Daily high and low temperatures, precipitation chance and maximum wind speed.

  1. Light rain shower19°C to 24°C91% chance of precipitationWind up to 22 km/h
  2. Patchy rain nearby21°C to 27°C81% chance of precipitationWind up to 20.2 km/h
  3. Overcast22°C to 29°C86% chance of precipitationWind up to 26.6 km/h

Retrieved 2026-08-31T19:26:25.078Z; refresh due by 2026-08-31T19:41:25.078Z.

Nearby forecasts

Weather near St. Catharines

Compare forecasts for nearby cities.

Where this forecast comes from

WeatherAPI.com supplies forecast values for the listed coordinates. Forecasts may combine modeled and observed information and should not replace official weather warnings.

Forecast retrieved 2026-08-31T19:26:25.078Z; refresh due by 2026-08-31T19:41:25.078Z.

View forecast details and sources
  • Weather and Geolocation API
    WeatherAPI.com · Forecast API v1; free plan · WeatherAPI.com terms; commercial and non-commercial use permitted by plan · Accessed
    Current weather conditions, the next 24 hours and a three-day forecast.
  • GeoNames cities15000
    GeoNames · 2026-07-15_01-57-51-849 · CC BY 4.0 · Accessed
    City identity, administrative area, coordinates and time-zone identifier.