2016 Long Range Weather Forecast for Lewistown, MT

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Buy Long Range Weather (Nov. 2015 - Oct. 2016)

Complete 2016 Long Range Weather Forecast for the High Plains Region, November 2015 to October 2016 includes week-by-week details. Digital Download.

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Free 2-Month Weather Forecast

Map showing long range weather region

MAY 2016: temperature 57° (1° below avg.); precipitation 2" (0.5" below avg.); May 1-7: Scattered showers; warm north, cool south; May 8-13: Showers, then sunny, cool; May 14-17: Rainy, cool north; sunny, warm south; May 18-21: Sunny, warm north; showers south; May 22-26: Rainy, cool north; showers, hot south; May 27-31: A few showers.

JUNE 2016: temperature 68° (1° above avg.); precipitation 2.5" (avg.); Jun 1-12: Scattered t-storms, warm; Jun 13-19: Scattered t-storms north, sunny south; very warm; Jun 20-28: Scattered t-storms, cool; Jun 29-30: Sunny; turning cool north, hot south.

Annual Weather Summary: November 2015 to October 2016

Winter will be colder than normal in the north, with above-normal temperatures in the south. The coldest periods will be in early and late December, early and late January, and mid- and late February. Precipitation will be slightly above normal, with above-normal snowfall in the east and below-normal snowfall elsewhere. The snowiest periods will be in early and late December, early and mid-January, early and mid-February, and mid-March.

April and May will be slightly drier than normal, with near-normal temperatures.

Summer will be slightly hotter and drier than normal, with the hottest periods in mid-June, early and late July, and mid-August.

September and October will be cooler than normal, with above-normal precipitation.

Temperature and Precipitation November
2015 to October 2016

Temperature and Precipitation Graph