St. Catharines, Ontario

2026-04-23 22:49

11°C

Feels like 2°C

Partly cloudy

Humidity

65%

Wind

15 km/h NW

Visibility

10 km

Pressure

1013 mb

UV Index

3 — Moderate

Precip

0 mm

Hourly Forecast

Now

8°C

View full hourly forecast →

3-Day Forecast

Today

62%

19°C

0°C

Tomorrow

13°C

-2°C

Saturday

33%

13°C

0°C

St. Catharines Weather Tomorrow

Plan your day with the latest St. Catharines, Ontario weather forecast. Current conditions show partly cloudy with a temperature of 11°C (feels like 2°C). Humidity is at 65% with winds from the NW at 15 km/h.

This page is updated every 30 minutes with the latest weather data for St. Catharines. Check the hourly forecast above for a detailed breakdown of today's weather, or view the multi-day forecast to plan ahead.