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2015 Long-Range Weather Forecast for Derry, New Hampshire

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(Nov. 2014 - Oct. 2015)

Complete 2015 Long-Range Weather Forecast for the Northeast Region, November 2014 to October 2015 includes week-by-week details.

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Free 2-Month Weather Forecast

Map showing long-range weather ragion

APRIL 2015: temperature 49° (3° above avg.); precipitation 3" (1" above avg. north, 1" below south); Apr 1-9: Showers, then sunny, turning warm; Apr 10-17: Rainy periods, cool; Apr 18-23: Sunny, becoming very warm; Apr 24-30: A few showers, turning cool.

MAY 2015: temperature 57.5° (1° below avg. north, 4° above south); precipitation 3.5" (1" above avg. north, 1" below south); May 1: Rainy, cool; May 2-7: Showers; cool north, warm south; May 8-13: Showers, then sunny, seasonable; May 14-19: Showers, cool; May 20-23: Sunny, cool; May 24-31: Scattered t-storms; very warm, then cool.

Annual Weather Summary: November 2014 to October 2015

Winter will be much colder than normal, with near-normal precipitation and below-normal snowfall. The coldest periods will be in mid- and late December, early and mid-January, and mid- to late February. The snowiest periods will be in mid- to late November, mid- and late December, and early to mid-March.

April and May will be warmer and wetter than normal in the north and much warmer and drier than normal in the south.

Summer will be hotter than normal, with below-normal rainfall. The hottest periods will occur in early June, early July, mid- to late July, and early August.

September and October will be warmer and slightly wetter than normal.

Temperature and Precipitation November 2014 to October 2015

Temperature and Precipitation Graph

See Long-Range Weather Forecasts for major cities in New Hampshire.


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