Summer Forecast 2024 Ontario. With just four months to go until the official start of winter, ontario may want to enjoy the warm weather while it lasts, ahead of what might be a very unpleasant chilly. Even the waning summer is expected to be followed by fair and dry fall conditions in ontario, according to the farmer's almanac extended fall forecast for.
The weather network meteorologist nadine powell has your ontario weather outlook for summer 2024. The transition between el niño and la niña will occur quickly.