Home › Weather › Weather Mississauga 7 Days
Live forecasts update automatically; written guidance last reviewed 16 June 2026 by the Canada Edition Weather Desk. Data from Environment and Climate Change Canada and other national met services via Open-Meteo.
Live data from Open-Meteo · updates automatically ·
Mississaugans should keep an umbrella handy through midweek as the live forecast above shows a mix of sun and showers over the next seven days, with daytime highs settling near seasonal averages for this lakeshore city west of Toronto.
What will the temperature range be this week?
Daytime highs in Mississauga are expected to hover in the low to mid-teens Celsius, typical for this time of year along Lake Ontario. Overnight lows will dip into the single digits, so a light jacket will be needed for evening walks near Port Credit or along the Credit River. The lake breeze may keep neighbourhoods like Streetsville and Erin Mills a degree or two cooler than inland areas.
Is any significant rain or wind expected?
Yes, the live forecast above points to a couple of wet days, likely midweek, as a low-pressure system tracks across southern Ontario. Wind gusts could reach 30 to 40 km/h along the lakeshore, particularly around Lakefront Promenade and Rattray Marsh. This system should clear by the weekend, bringing a drier finish to the seven-day outlook for those checking the weather in Mississauga today and tomorrow.
Does the weather in Mississauga 7 days look wetter than usual?
It appears slightly wetter than normal for mid-April, with two to three days of measurable rain. However, totals should remain modest—under 15 millimetres for the week—so no major flooding concerns for local creeks or the Credit River.
When is the best day for outdoor plans this week?
The weekend looks most promising, with partly sunny skies and lighter winds. Saturday or Sunday afternoon would be ideal for a trip to Jack Darling Memorial Park or Square One district, based on the live forecast above.
How does this compare to the weather in Mississauga 10 days or 14 days?
The seven-day window is the most reliable. For those checking a weather mississauga 14 days or 21 day weather forecast mississauga, confidence drops significantly beyond day 7. Stick to Environment Canada’s updates for the most accurate short-range outlook.
Sources
For conditions across the province, visit the Canada weather hub or check the Toronto Weather page for the broader GTA outlook. Those planning ahead can also consult the Weather Warning page for any alerts.