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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 81° (1° below avg.); precipitation 9.5" (2" above avg.); Aug 1-4: T-storms north, sunny south; hot and humid; Aug 5-10: Sunny, cooler north; scattered t-storms, humid south; Aug 11-25: Daily t-storms, seasonable; Aug 26-31: Sunny north, a few t-storms south; cool.
SEPTEMBER 2017: temperature 81° (1° above avg.); precipitation 3.5" (2" below avg.); Sep 1-4: Hurricane threat; Sep 5-10: Sunny, hot; Sep 11-17: A few t-storms, turning cooler; Sep 18-22: Sunny north, a few t-storms south; warm; Sep 23-28: T-storms, warm; Sep 29-30: Sunny, cool.
Annual Weather Summary: November 2017 to October 2018
Winter will be milder than normal, with the coldest temperatures in early January, mid- to late January, and early February. Rainfall will be much above normal in the north and slightly above in the south. April and May will be a bit hotter and drier than normal. Summer will be slightly hotter than normal, with the hottest periods in early June, early July, and early to mid-August. Rainfall will be above normal, especially in the south. Overall, September and October will be warmer and rainier than normal. Watch for a tropical storm threat in mid-September.