# Dumbarton Oaks, United States: what it is and when to go > Dumbarton Oaks is a research institution concerning Byzantine and Pre-Columbian studies and garden and landscape studies in United States (Washington, D.C.). Interests: Museums and art. The best time to visit is March to October. In June there are 14 h 43 of daylight, and in December, 9 h 17. It has articles in 23 Wikipedias, so it is not one of the busiest places in United States: one to enjoy at a calmer pace. Here is what it is, where it lies, when to come, how to get there and what else is nearby to turn it into a trip. - Address: https://kokai.app/en/paises/america/estados-unidos/dumbarton-oaks/ - Reviewed on: 2026-10-08 - Language: en ## In a nutshell - **What it is:** Research institution concerning Byzantine and Pre-Columbian studies and garden and landscape studies · Museums and art - **Where:** United States - **Best time:** March to October. - **Nearest airport:** EWR Newark, 317 km as the crow flies - **Website:** [doaks.org](https://www.doaks.org/) - **Coordinates:** 38.91406, -77.06358 ## What it is and where Dumbarton Oaks is a research institution concerning Byzantine and Pre-Columbian studies and garden and landscape studies in United States (Washington, D.C.). It has articles in 23 Wikipedias, so it is not one of the busiest places in United States: one to enjoy at a calmer pace. It is in [Washington, D.C.](https://kokai.app/en/paises/america/estados-unidos/washington-d-c/), where this site lists 48 more places to see, 4.7 km from the centre. Its coordinates are 38.91406, -77.06358; the nearest main airport is Newark Liberty International Airport (EWR, Newark), 317 km as the crow flies. How to get around United States (train, car, bus) is covered in [its country guide](https://kokai.app/en/paises/america/estados-unidos/#moverse). - [Where it is](https://www.google.com/maps/search/?api=1&query=38.914063%2C-77.063577) - [Directions](https://www.google.com/maps/dir/?api=1&destination=38.914063%2C-77.063577) It is one of the [Museums and art](https://kokai.app/en/paises/america/estados-unidos/museos/) places in United States. In [Kokai](https://kokai.app/en/) it is already on your trip map next to the places you save yourself, and it goes into a day's plan with one tap. ## When to go The best time to visit Dumbarton Oaks is **March to October**. | Mes | Época | Hours of daylight | | --- | --- | --- | | January | Possible | 9 h 34 | | February | Possible | 10 h 32 | | March | Best time | 11 h 42 | | April | Best time | 13 h 02 | | May | Best time | 14 h 07 | | June | Best time | 14 h 43 | | July | Best time | 14 h 28 | | August | Best time | 13 h 31 | | September | Best time | 12 h 14 | | October | Best time | 10 h 57 | | November | Possible | 9 h 50 | | December | Possible | 9 h 17 | In June there are 14 h 43 of daylight, and in December, 9 h 17. Daylight hours are calculated from the site's latitude for the 15th of each month; when planning a full day on foot they matter as much as the weather. When to go to United States in general, with its festivals and peak seasons, is in [its country guide](https://kokai.app/en/paises/america/estados-unidos/#cuando-ir). ## Before you go to United States To enter United States there are 9 things to sort out before you leave, starting with “Book national parks and cars in advance”: they are all, with their deadlines, in [the United States checklist](https://kokai.app/en/paises/america/estados-unidos/#antes-de-salir). Currency: US dollar (USD); plugs: Type A and B · 120 V · 60 Hz (you need an adapter, and check your devices' voltage); emergencies: 911 for everything. In [Kokai](https://kokai.app/en/) you tick off the checklist inside your trip, and each item reminds you when it is time to do it. ## What is nearby - [Georgetown University Astronomical Observatory](https://kokai.app/en/paises/america/estados-unidos/georgetown-university-astronomical-observatory/): Observatory · 1.3 km - [All Hallows Guild Carousel](https://kokai.app/en/paises/america/estados-unidos/all-hallows-guild-traveling-carousel/): Historic carousel housed at the National Cathedral in Washington, D.C · 1.9 km - [Washington National Cathedral](https://kokai.app/en/paises/america/estados-unidos/washington-national-cathedral/): Neo-Gothic cathedral located in Washington, D.C · 1.9 km - [National Zoological Park](https://kokai.app/en/paises/america/estados-unidos/parque-zoologico-nacional/): Zoological park in Washington, D.C., United States · 2.0 km - [Theodore Roosevelt Island](https://kokai.app/en/paises/america/estados-unidos/theodore-roosevelt-island/): Island and a national memorial located in the Potomac River in Washington, D.C · 2.1 km Distances are as the crow flies. Everything else is in [the United States guide](https://kokai.app/en/paises/america/estados-unidos/). ## More in United States: Museums and art - [Metropolitan Museum of Art](https://kokai.app/en/paises/america/estados-unidos/the-metropolitan-museum-of-art/): art museum in New York City, United States - [Museum of Modern Art](https://kokai.app/en/paises/america/estados-unidos/moma/): art museum in Manhattan in New York City, New York, United States - [Rock and Roll Hall of Fame](https://kokai.app/en/paises/america/estados-unidos/rock-and-roll-hall-of-fame/): music museum in Cleveland, Ohio, United States - [Solomon R. Guggenheim Museum](https://kokai.app/en/paises/america/estados-unidos/museo-guggenheim/): art museum in New York, New York - [National Gallery of Art](https://kokai.app/en/paises/america/estados-unidos/galeria-nacional-de-arte/): national art museum in Washington, D.C - [American Museum of Natural History](https://kokai.app/en/paises/america/estados-unidos/museo-americano-de-historia-natural/): natural history museum in Manhattan, New York Every United States place under Museums and art, each with its season, is on [its page](https://kokai.app/en/paises/america/estados-unidos/museos/). ## Frequently asked questions ### What is Dumbarton Oaks? It is a research institution concerning Byzantine and Pre-Columbian studies and garden and landscape studies in United States. It has articles in 23 Wikipedias, so it is not one of the busiest places in United States: one to enjoy at a calmer pace. ### When is the best time to visit Dumbarton Oaks? March to October. In June there are 14 h 43 of daylight, and in December, 9 h 17. ### How do you get to Dumbarton Oaks? The nearest main airport is Newark Liberty International Airport (EWR), 317 km as the crow flies. From there, [directions](https://www.google.com/maps/dir/?api=1&destination=38.914063%2C-77.063577) opens the route on the map, and how to get around United States is explained in [its country guide](https://kokai.app/en/paises/america/estados-unidos/#moverse). ### How do I add it to my trip? With one tap. In Kokai it is already on the United States map, next to the places you save yourself: add it to a day's plan, give it a time and, if you like, get a reminder when you pass nearby. ### What else is around here? Nearby you have [Georgetown University Astronomical Observatory](https://kokai.app/en/paises/america/estados-unidos/georgetown-university-astronomical-observatory/), [All Hallows Guild Carousel](https://kokai.app/en/paises/america/estados-unidos/all-hallows-guild-traveling-carousel/), [Washington National Cathedral](https://kokai.app/en/paises/america/estados-unidos/washington-national-cathedral/). The rest is in [the United States guide](https://kokai.app/en/paises/america/estados-unidos/). Data from [OpenStreetMap](https://www.openstreetmap.org/way/66691700), licensed under the ODbL, and from [Wikidata](https://www.wikidata.org/wiki/Q1264942), CC0. More about Dumbarton Oaks on [Wikipedia](https://en.wikipedia.org/wiki/Dumbarton_Oaks). Daylight hours are calculated from the latitude. More in [credits](https://kokai.app/en/aviso/#creditos).