Complete 2017 Long Range Weather Forecast for the Southern Ontario Region, November 2016 to October 2017 includes week-by-week details. Instant access via digital download!
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How to Read Long-Range Weather Forecasts
Long-range predictions show weather trends in temperatures and precipitation. For example, will the winter be colder or warmer than average? Will there be more or less snow than what's typical for your area? Our famous predictions (traditionally 80% accurate) are made 18 months in advance, and meant to help you make more informed decisions for long-term planning.
Here on Almanac.com, we provide free long-range forecasts for the next 30 to 60 days covering U.S. and Canadian regions. Find all 12 months of predictions in the annual Old Farmer's Almanac.
Free 2-Month Weather Forecast
DECEMBER 2016: temperature -1.5°C (2.5°C above avg.); precipitation 65mm (25mm above avg.); Dec 1-4: Rainy east and central, rain and snow west; quite mild; Dec 5-8: Showers east, snow showers west; mild; Dec 9-10: Rain east, rain to snow west; Dec 11-14: Snowy periods, cold; Dec 15-19: Rain and snow showers, mild; Dec 20-23: Rain east, snow central, flurries west; Dec 24-25: Snowstorm east, flurries west; Dec 26-31: Snow showers, turning cold.
JANUARY 2017: temperature -10°C (1°C above avg. east, 3°C below west); precipitation 50mm (10mm above avg.); Jan 1-5: Snow, then flurries, milder; Jan 6-9: Snow, then flurries, very cold; Jan 10-19: Periods of rain and snow, mild east; snowy, cold west; Jan 20-26: Snow showers, cold; Jan 27-31: Snowy periods east, sunny west; 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 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 will be cooler than normal, with near-normal precipitation.
About the Southern Ontario Region
The Southern Ontario long range weather region includes all or part of the following provinces: ONTARIO (Alliston, Amherstburg, Barrie, Bolton, Bradford, Brantford, Chatham, Cobourg, Collingwood, Elliot Lake, Fergus, Fort Erie, Georgetown, Guelph, Haileybury, Hamilton, Ingersoll, Kenora, Kitchener, Leamington, Lindsay, Lindsay, London, Midland, Milton, North Bay, Orangeville, Orillia, Oshawa, Owen Sound, Paris, Peterborough, Port Hope, Sarnia, Simcoe, Stouffville, Stratford, Strathroy, Sudbury, Thunder Bay, Tillsonburg, Timmins, Toronto, Uxbridge, Wallaceburg, Windsor, Woodstock).