2017 Long Range Weather Forecast for Watertown, SD


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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

JULY 2017: temperature 65° (3° below avg.); precipitation 4.5" (1" above avg.); Jul 1-9: A few t-storms; warm, then cool; Jul 10-16: T-storms, turning warm; Jul 17-21: Showers, cool; Jul 22-28: Sunny; warm, then cool; Jul 29-31: T-storms, cool.

AUGUST 2017: temperature 67° (1° above avg.); precipitation 3" (0.5" below avg.); Aug 1-3: Showers, cool; Aug 4-13: Isolated t-storms, turning hot; Aug 14-18: A few t-storms, cool; Aug 19-23: Sunny, turning hot; Aug 24-31: A few t-storms, turning cool.

Annual Weather Summary: November 2016 to October 2017

Winter will be colder than normal, with the coldest periods in mid-December, through most of January, and in early and late February. Precipitation will be a bit above normal in the east and below normal in the west, with snowfall above normal from Minneapolis eastward and below normal in the west. The snowiest periods will be in early to mid- and mid- to late December, mid-January, and early to mid- and late February.

April and May will be warmer than normal, with precipitation below normal in the east and near normal in the west.

Summer will be cooler and a bit drier than normal. The hottest periods will be in mid-July and early to mid- and mid- to late August.

September and October will be cooler and rainier than normal.

Map showing Old Farmer's Almanac long range weather region number 9

About the Upper Midwest Region

The Upper Midwest long range weather region includes all or part of the following states: MICHIGAN (Alpena, Escanaba, Marquette, Menominee, Traverse City), MINNESOTA (Bloomington, Duluth, Minneapolis, Rochester, Saint Paul), NORTH DAKOTA (Fargo, Grand Forks, Jamestown, Wahpeton, West Fargo), SOUTH DAKOTA (Aberdeen, Brookings, Mitchell, Sioux Falls, Watertown), WISCONSIN (Appleton, Eau Claire, Green Bay, La Crosse, Oshkosh).

Upper Midwest Neighboring Regions

Here are the regions that neighbor the Upper Midwest long range weather region:

Temperature and Precipitation November 2016 to October 2017

Temperature and Precipitation Graph