Toronto is stepping into the first day of fall feeling more like mid-July than late September, as warm, humid conditions continue to cap off an unseasonably hot month.

According to Environment Canada, Monday’s forecast calls for a high of 25 °C, feeling closer to 30 °C with the humidex. Skies will be mostly cloudy with a 60 per cent chance of showers and a risk of a thunderstorm late in the afternoon. Overnight, temperatures will dip to 17 °C under partly cloudy skies.

Related: • Mild fall with fewer storms could end with abrupt wintry switch: Weather Network • September heatwave: Toronto set for 28 C highs and sunshine through Thursday

The warm start to autumn follows a September that delivered extended stretches of summer-like weather. Daytime highs frequently reached the mid-20s,

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