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Gaithersburg Weather in December
United States · early winter in Northern Hemisphere / early summer in Southern Hemisphere
Gaithersburg in Montgomery County is home to NIST (National Institute of Standards and Technology) and significant federal research facilities. The city is in Maryland's diverse Piedmont zone with typical DC suburban climate — hot humid summers, variable winters with ice storm potential, and spring severe weather.
Holiday season. Many cities decorate beautifully. Book ahead for December travel.
Current Weather in Gaithersburg Right Now
86°F
Clear Sky
Feels like 87°F · H 88°F / L 83°F