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2015 Long-Range Weather Forecast for Rockville, Maryland

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(Nov. 2014 - Oct. 2015)

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

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Map showing long-range weather ragion

APRIL 2015: temperature 52° (2° above avg.); precipitation 2" (0.5" below avg.); Apr 1-5: Sunny, cool; Apr 6-11: Showers, then sunny, mild; Apr 12-16: A few showers, cool; Apr 17-24: Sunny, warm; Apr 25-30: Rain, then sunny, cool.

MAY 2015: temperature 63° (3° above avg.); precipitation 2.5" (1.5" below avg.); May 1-5: Sunny, warm; May 6-11: Showers, cool; May 12-15: Sunny, warm; May 16-23: T-storms, then sunny, cool; May 24-27: Scattered t-storms, warm; May 28-31: Showers, cool.

Annual Weather Summary: November 2014 to October 2015

Winter will be much colder than normal, with slightly below-normal precipitation and snowfall. The coldest periods will occur in early to mid-December, from late December into early January, and in mid- and late January. The snowiest periods will occur in mid-December and early February.

April and May will be warmer and drier than normal.

Summer rainfall and temperatures will be close to normal, on average, with the hottest periods in mid- to late June, mid- to late July, and mid-September.

September and October will be warmer than normal. Rainfall will be below normal in the north and above normal in the south.

Temperature and Precipitation November 2014 to October 2015

Temperature and Precipitation Graph

See Long-Range Weather Forecasts for major cities in Maryland.


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