Home › Weather › Weather Clarkson Mississauga
Live forecasts update automatically; written guidance last reviewed 16 June 2026 by the Toronto Post Weather Desk. Data from Environment and Climate Change Canada and other national met services via Open-Meteo.
The live forecast above shows Clarkson Mississauga currently under a mix of sun and cloud with temperatures in the low 20s Celsius. Expect a chance of late-afternoon showers; the wind remains light from the southwest.
What does the radar show for Clarkson Mississauga?
Doppler radar indicates light precipitation moving north-east off Lake Ontario. Rainfall amounts are expected to be less than 2 millimetres, with most activity fading by early evening. The high-pressure ridge behind the system will bring clearer skies overnight.
How will the rest of the week shape up?
Highs will stay near the seasonal mark of 22–25°C through Thursday. A low-pressure trough arrives Friday, raising the chance of scattered showers to 60%. Humidity levels remain comfortable, with dew points in the mid-teens. For the broader Toronto Weather picture, see our regional hub.
Will it rain in Clarkson Mississauga this evening?
Showers are possible between 3 and 7 p.m., but accumulations will be light. The live forecast above updates hourly. Most rain clears before midnight, leaving partly cloudy skies.
Is the UV index high today?
UV index is moderate at 5, peaking near 1 p.m. Sunscreen is recommended if you are outdoors for more than 30 minutes, especially with the mixed cloud cover.
How does this compare to typical weather mississauga in summer?
Late June normals for the area are highs of 24°C. Current temperatures are slightly below average due to the lake breeze, but conditions are typical for a transitional summer day.