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Best time to visit D.C.
The best time to visit D.C. (Washington) is in May based on our default weather conditions. Update your weather preferences to see which months best match.
- Best time to visit
- Weather by month
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D.C. by month
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
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When is the best time to visit D.C.?
The best time to visit D.C. (Washington) is in May based on the following average weather conditions.
Maximum daytime temperature = 22 - 30°C [remove]
Daily hours of sunshine = 8 hours or more [remove]
Change the criteria to reflect your weather preferences.
Max Day Temperature (°C)
- Jan
5 - Feb7
- Mar
13 - Apr
19 - May
24 - Jun
29 - Jul
31 - Aug30
- Sep
26 - Oct20
- Nov14
- Dec
8
Best time to visit
The weather guide for D.C., represented by Washington, (Washington) shows long term weather averages processed from data supplied by CRU (University of East Anglia) & today's weather forecast provided by meteoblue. Find out more about our data sources.
Metric (°C / mm) | Imperial (°F / inches)
More about D.C.
Explore our complete guide to D.C. with the latest travel advice for travellers and holidaymakers including official updates and local travel tips for D.C..
D.C. travel guide - essential info
Below is a beginner's guide to D.C. with essential travel facts such as dominant language spoken, typical flight time from the UK and the local currency. You can also check whether visas are required and what plug adapter you need to pack.
| D.C. - quick facts | |
|---|---|
| Flight time✝ | 8.5 hours |
| Time difference | UK -5 hours |
| Language(s) | English |
| Currency | US Dollar |
| Electricity | A + B plug (120V) |
| Driving side | Right |
| Visa✝ | Yes |
✝ = Typical flight time from the UK and visa requirements for UK travellers.
Travelling to D.C.?
Browse holidays, flights, hotels and more from popular travel providers for your escape to D.C. in 2026/2027.
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Hotels in D.C.
Accommodation in D.C.
Things to do in D.C.
Buses & trains in D.C.
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D.C. travel deals
Check out the latest deals, discount codes and special offers on holidays, flights, hotels and more for D.C. in 2026/2027. Pay low deposits and save with last minute holidays, early bird offers and free kids places where available.
- Save 10% on 2026/2027 holidays in biggest ever TUI sale
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D.C. travel guidance
Check the latest travel guidance and advice on visiting D.C. from official government sources (in english) from around the world including entry requirements and travel restrictions.
- UK traveller advice for the D.C. - UK FCDO
- Irish traveller advice for the D.C. - Department of Foreign Affairs, Ireland
- Canadian travel advice for the D.C. - Government of Canada
- Safe travel advisories for the D.C. - Ministry of Foreign Affairs, New Zealand
- Smarter traveller advice for the D.C. - Department of Foreign Affairs, Australia
Learn more about the current safety and security risks from terrorism, natural disasters and more. Read about the local laws and customs to consider when travelling around D.C..
Note: UK FCDO - UK Foreign, Commonwealth & Development Office
D.C. travel health
Find out more about staying safe when travelling to D.C. with the latest guidance on required vaccinations and recommended medication to take with you.
- Vaccines & medicines for the D.C. - CDC
- Health & vaccinations for the D.C. - TravelHealthPro, NaTHNac
- How to stay safe & healthy in the D.C. - Fit for Travel, Public Health Scotland
Check out the general travel tips for staying safe and healthy in D.C., risks of preventable diseases and what to pack.
Note: CDC - Centers for Disease Control and Prevention
D.C. travel features
Do you want to learn more about D.C.? Read our latest features covering travel tips and insider destination guides on where to go and what to do in D.C..
D.C. FAQs
Read our frequently asked questions about travelling to D.C. including the current entry restrictions, driving side, electrical plugs used and much more.
Which is the hottest month in D.C.?
The hottest time of year in Washington, D.C. is normally July. Expect maximum daytime temperatures to reach 31°C with high heat and humidity.
Which month has the most rain in D.C.?
In terms of rainfall, August is usually the wettest month in Washington, D.C. with 103mm on average. There are normally 9 days in August with some rain.
When is it sunniest in D.C.?
The sunniest time of year in Washington, D.C. is normally June with bright sunshine on average for 63% of daylight hours; that's 9 hours of sunshine per day.
What is the flight time to D.C. from the UK?
The flight time to D.C. from the UK is typically 8.5 hours.
What is the time difference between D.C. and the UK?
The time difference between D.C. and the UK is UK time-5 hours.
What is the main language spoken in D.C.?
The main language spoken in D.C. is English.
Learn a language for D.C. with Busuu*, Rocket Languages* and Rosetta Stone*.
What is the currency in D.C.?
The currency in D.C. is the US Dollar (USD).
Send money to D.C. with TransferGo*.
Which plugs are used in D.C.?
D.C. uses electrical plug type A + B (120 Volts).
Which side of the road do they drive on in D.C.?
They drive on the right side of the road in D.C..
Find out more about driving in USA with International Drivers Association*.
Do you need a visa for D.C.?
Yes, UK passport holders do need a visa to enter D.C..
Check USA visa requirements for all passport holders with VisaHQ*.
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