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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
AUGUST 2017: temperature 70° (1° above avg.); precipitation 3.5" (0.5" below avg.); Aug 1-4: Showers, cool; Aug 5-10: Scattered t-storms; cool east, warm west; Aug 11-16: Sunny, turning hot; Aug 17-25: Scattered t-storms, warm; Aug 26-31: Sunny; cool, then warm.
SEPTEMBER 2017: temperature 63.5° (1.5° above avg.); precipitation 5.5" (1" above avg. east, 3" above west); Sep 1-3: T-storms, then sunny, cool; Sep 4-11: Scattered t-storms, warm; Sep 12-15: Sunny, cool; Sep 16-19: T-storms, warm; Sep 20-25: Showers, cool; Sep 26-30: Sunny, warm, then rainy, cool.
Annual Weather Summary: November 2017 to October 2018
Winter will be warmer than normal, with slightly above-normal precipitation. The coldest periods will be in early to mid-December, early January, and mid-February. Snowfall will be above normal in Ohio and below normal elsewhere, with the snowiest periods in early to mid-December, late December, early January, and early February. April and May will be warmer and slightly drier than normal. Summer will be hotter and drier than normal. The hottest periods will be in early to mid- and late July and mid-August. September and October will be warmer than normal. Rainfall will be above normal in the west and below normal elsewhere.
About the Lower Lakes Region
The Lower Lakes long range weather region includes all or part of the following states: ILLINOIS (Aurora, Chicago, Naperville, Peoria, Rockford), INDIANA (Fort Wayne, Gary, Hammond, Indianapolis, South Bend), MICHIGAN (Detroit, Flint, Grand Rapids, Sterling Heights, Warren), NEW YORK (Buffalo, Cheektowaga, Niagara Falls, Rochester, Tonawanda), OHIO (Akron, Cleveland, Dayton, Parma, Toledo), PENNSYLVANIA (Erie, Hermitage, Meadville, Sharon, Warren), WISCONSIN (Kenosha, Madison, Milwaukee, Racine, Waukesha).