farmers-almanac

The famous Old Farmer’s Almanac weather predictions (traditionally 80% accurate) are made 18 months in advance, and meant to help you make more informed decisions for long-term planning.  Read on for this year’s predictions for Southern Ontario for the upcoming winter season.  December weather predictions are looking favourable for an early start to the ski season.

Weather Predictions for Southern Ontario

October 2016: temperature 13°C (4°C above avg.); precipitation 65mm (avg.)
Oct 1-6: A few showers, cool
Oct 7-19: Several showers, warm
Oct 20-24: Sunny, warm
Oct 25-31: Showers, then flurries, turning cold

Annual Weather Summary: November 2016 to October 2017

Winter will be colder than normal, with above-normal precipitation and snowfall. The coldest periods will be in early to mid-January, late January, and late February, with the snowiest periods in mid- and late December, early January, and mid-February. April and May will be drier than normal, with near-normal temperatures.

Summer 2017 will be cooler than normal, with rainfall above normal, except in eastern Ontario. The hottest periods will be in mid-July and mid-August.

September and October 2017 will be cooler than normal, with near-normal precipitation.

http://www.almanac.com/weather/longrange