2018 Long Range Weather Forecast for Portage La Prairie, MB

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How to Read Long Range Weather Forecasts

Our long-range forecasts 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 2017: temperature -12°C (3° below avg.); precipitation 25mm (5mm above avg.); Dec 1-9: Flurries, very cold; Dec 10-15: Flurries, turning mild; Dec 16-17: Snowy periods, very cold; Dec 18-22: Flurries, mild; Dec 23-27: Snow showers; Dec 28-31: Flurries, very cold.

JANUARY 2018: temperature -8°C (7° above avg. east, 3°C above west); precipitation 10mm (10mm below avg.); Jan 1-4: Flurries, cold; Jan 5-11: Sunny, mild; Jan 12-27: Flurries then sunny, mild; Jan 28-31: Snow, then flurries, cold.

Annual Weather Summary: November 2017 to October 2018

Winter temperatures will be milder than normal, with the coldest periods from late November into early December, in mid-December, from late December into early January, and in early February. Precipitation and snowfall will be below normal, with the snowiest periods in mid- to late November and mid-March. April and May will be slightly cooler and rainier than normal. Summer will be warmer than normal with near-normal rainfall in the east and slightly cooler than normal and rainier in the west. The hottest periods will be in late July and early August. September and October will have near-normal temperatures, with precipitation and snowfall near normal.

Map showing Old Farmer's Almanac long range weather region number 4

About the The Prairies Region

The The Prairies long range weather region includes all or part of the following provinces: ALBERTA (Airdrie, Brooks, Calgary, Camrose, Canmore, Cochrane, Edmonton, High River, Lacombe, Leduc, Lethbridge, Medicine Hat, Okotoks, Red Deer, Spruce Grove, Stony Plain, Sylvan Lake, Wetaskiwin), MANITOBA (Brandon, Portage La Prairie, Steinbach, Winnipeg), SASKATCHEWAN (Estevan, Moose Jaw, North Battleford, Prince Albert, Regina, Saskatoon, Swift Current, Yorkton).

The Prairies Neighboring Regions

Here are the regions that neighbor the The Prairies long range weather region:

Temperature and Precipitation November 2017 to October 2018

Temperature and Precipitation Graph