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We have place information on 13 very cool categories, pick one or scroll down to see an overview.


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Gaithersburg, Maryland, gets 40 inches of rain per year. The US average is 37. Snowfall is 19 inches. The average US city gets 25 inches of snow per year. The number of days with any measurable precipitation is 108.

On average, there are 202 sunny days per year in Gaithersburg, Maryland. The July high is around 87 degrees. The January low is 25. Our comfort index, which is based on humidity during the hot months, is a 44 out of 100, where higher is more comfortable. The US average on the comfort index is 44.

  CLIMATEGaithersburg, MarylandUnited States
  Rainfall (in.)  40.436.5
  Snowfall (in.)  1925
  Precipitation Days  108100
  Sunny Days  202205
  Avg. July High  8786.5
  Avg. Jan. Low  2520.5
  Comfort Index (higher=better)  4444
  UV Index  4.14.3
  Elevation ft.  4431,443

Side-by-Side Comparison

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