Maryland · United States
Gaithersburg travel guide
Gaithersburg is a city in Maryland, United States, home to about 70,000 people.
- Nearest airport
- IAD31 km · Washington Dulles International Airport
- Currency
- USDUnited States dollar
- Time zone
- America/New York
- Language
- Carolinian, Chamorro, Hawaiian
When to go
The best time to visit Gaithersburg
Gaithersburg has no month that is both mild and dry by the measure used here. July is the warmest month, with average highs of 31 °C; September is the wettest, with about 117 mm of rain.
Comfortable means average daytime high between 18 °C and 29 °C and under 80 mm of rain in the month. Averages for 1991–2020 over the surrounding area, a grid square about 50 km across, so a coast or a nearby mountain can make the town itself warmer or cooler. Data: CRU TS v4.10, Climatic Research Unit, University of East Anglia (Open Database License).
Getting there
Getting to Gaithersburg: airports and arrival
The nearest airport with scheduled flights is Washington Dulles International Airport (IAD), about 31 km from the city centre in a straight line; Ronald Reagan Washington National Airport (DCA, 35 km) and Baltimore/Washington International Thurgood Marshall Airport (BWI, 45 km) are also within reach.
IAD · Washington Dulles International Airport
DCA · Ronald Reagan Washington National Airport
BWI · Baltimore/Washington International Thurgood Marshall Airport
Questions
Gaithersburg: questions travellers ask
When is the best time to visit Gaithersburg?
Gaithersburg has no month that is both mild and dry by the measure used here. July is the warmest month, with average highs of 31 °C; September is the wettest, with about 117 mm of rain.
Which airport is closest to Gaithersburg?
The nearest airport with scheduled flights is Washington Dulles International Airport (IAD), about 31 km from the city centre in a straight line; Ronald Reagan Washington National Airport (DCA, 35 km) and Baltimore/Washington International Thurgood Marshall Airport (BWI, 45 km) are also within reach.
What currency is used in Gaithersburg?
United States dollar (USD).
Nearby
Destinations near Gaithersburg
Sources: city facts from Wikidata and Wikipedia; airports from OurAirports; climate from CRU TS v4.10 (University of East Anglia Climatic Research Unit), 1991–2020 monthly means, 0.5° grid; places to stay, guest scores and amenities from each operator's own public pages. How this guide is made.