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Best time to visit Washington D.C., DC, USA

Our verdict

The best time to visit Washington D.C. is April-July

Want to know when to travel to Washington D.C.? Based on criteria such as the weather, cost of flights and hotels, and peak travel periods, April-July is the best time to go to Washington D.C.. Don’t just take our word for it though… We’ve put together loads of information below to help you decide, such as a monthly breakdown of the weather, what to pack, when to fly, and much more.

In the summer months, temperatures can reach as high as 32℃ (90℉) in Washington D.C.. The weather at night in the winter, which is around December-time, can get down to a minimum of -7℃ (19℉).

The sun stays up the longest in Washington D.C. in July, so you’ll get the most out of your daytime activities if you visit around this time. On average it rains the most days in January, making it the wettest month of the year. Although it’s the wet season, it can often rain a little bit during the day or evening but have fine weather for a majority of the day too, so don’t let this put you off.

Learn everything you need to know (and none of the stuff you don’t) about when to go to Washington D.C. below. Be sure to check out the handy tools we’ve included to help you search for flights and transport, accommodation, and everything else you need to plan and book your trip.

Warmest month

July

Least rainfall

July

Most daylight

July

Washington D.C. seasons

Before you continue, it’s important to know when the seasons are in Washington D.C. as they might be different to yours depending on where in the world you’re travelling from. Washington D.C. is in the Northern Hemisphere, so the seasons fall during these months:

SeasonMonths
Summer June to August
Autumn/fall September to November
Winter December to February
Spring March to May

Average temperatures in Washington D.C.

If the temperature is a big factor for you to help you decide when to visit, the chart below shows the average minimum and maximum temperatures in Washington D.C. for each month side-by-side so you can easily see the difference in weather throughout the year. To see the temperatures in both Celsius (°C) and Fahrenheit (°F), hover or tap the shaded boxes on the graph.

Washington D.C. climate by month

If you already have a rough idea about which months you might want to travel, the section below shows a detailed breakdown of the climate in Washington D.C. for each month so you can see if it all suits your wants and needs. Scroll down, or use the quick menu below to jump to your preferred month.

Jump to:

JAN
FEB
MAR
APR
MAY
JUN
JUL
AUG
SEP
OCT
NOV
DEC

Washington D.C. in January

  • Average temperature: -0℃ (31℉)
  • Average high temperature: 3℃ (38℉)
  • Average low temperature: -3℃ (27℉)
  • Average humidity: 81%
  • Average sunny days: 17 days
  • Average rainfall: 22mm (1") over 10 days
  • Average snow days: 5 days
17 days
of pure sunshine
10 days
of showers or rain

What to pack: If you’re heading to Washington D.C. in January, make sure you pack a thick snow/winter jacket, thermals and some extra layers as it's always very cold.


Washington D.C. in February

  • Average temperature: 2℃ (35℉)
  • Average high temperature: 5℃ (42℉)
  • Average low temperature: -2℃ (29℉)
  • Average humidity: 76%
  • Average sunny days: 16 days
  • Average rainfall: 15mm (1") over 8 days
  • Average snow days: 4 days
16 days
of pure sunshine
8 days
of showers or rain

What to pack: If you’re heading to Washington D.C. in February, make sure you pack a thick snow/winter jacket, thermals and some extra layers as it's always very cold.


Washington D.C. in March

  • Average temperature: 6℃ (42℉)
  • Average high temperature: 10℃ (50℉)
  • Average low temperature: 1℃ (35℉)
  • Average humidity: 67%
  • Average sunny days: 16 days
  • Average rainfall: 16mm (1") over 11 days
  • Average snow days: 2 days
16 days
of pure sunshine
11 days
of showers or rain

What to pack: If you’re heading to Washington D.C. in March, make sure you pack a thick snow/winter jacket, thermals and some extra layers as it's always very cold.


Washington D.C. in April

  • Average temperature: 10℃ (50℉)
  • Average high temperature: 15℃ (59℉)
  • Average low temperature: 4℃ (40℉)
  • Average humidity: 57%
  • Average sunny days: 19 days
  • Average rainfall: 8mm (0") over 8 days
19 days
of pure sunshine
8 days
of showers or rain

What to pack: If you’re heading to Washington D.C. in April, make sure you pack a thick snow/winter jacket, thermals and some extra layers as it's always very cold.


Washington D.C. in May

  • Average temperature: 15℃ (59℉)
  • Average high temperature: 21℃ (69℉)
  • Average low temperature: 9℃ (48℉)
  • Average humidity: 51%
  • Average sunny days: 21 days
  • Average rainfall: 16mm (1") over 7 days
21 days
of pure sunshine
7 days
of showers or rain

What to pack: If you’re heading to Washington D.C. in May, make sure you pack a coat or jumper for the evenings and some light clothes for the daytime.


Washington D.C. in June

  • Average temperature: 18℃ (65℉)
  • Average high temperature: 25℃ (76℉)
  • Average low temperature: 11℃ (52℉)
  • Average humidity: 47%
  • Average sunny days: 23 days
  • Average rainfall: 6mm (0") over 4 days
23 days
of pure sunshine
4 days
of showers or rain

What to pack: If you’re heading to Washington D.C. in June, make sure you pack a coat or jumper for the evenings, and t-shirts and light gear for the daytime.


Washington D.C. in July

  • Average temperature: 23℃ (73℉)
  • Average high temperature: 30℃ (86℉)
  • Average low temperature: 15℃ (59℉)
  • Average humidity: 40%
  • Average sunny days: 27 days
  • Average rainfall: 2mm (0") over 2 days
27 days
of pure sunshine
2 days
of showers or rain

What to pack: If you’re heading to Washington D.C. in July, make sure you pack t-shirts for the daytime and maybe a light jumper for the evenings as it cools down a bit.


Washington D.C. in August

  • Average temperature: 23℃ (73℉)
  • Average high temperature: 30℃ (86℉)
  • Average low temperature: 16℃ (60℉)
  • Average humidity: 40%
  • Average sunny days: 27 days
  • Average rainfall: 5mm (0") over 2 days
27 days
of pure sunshine
2 days
of showers or rain

What to pack: If you’re heading to Washington D.C. in August, make sure you pack t-shirts for the daytime and maybe a light jumper for the evenings as it cools down a bit.


Washington D.C. in September

  • Average temperature: 18℃ (63℉)
  • Average high temperature: 24℃ (75℉)
  • Average low temperature: 12℃ (53℉)
  • Average humidity: 48%
  • Average sunny days: 24 days
  • Average rainfall: 6mm (0") over 4 days
24 days
of pure sunshine
4 days
of showers or rain

What to pack: If you’re heading to Washington D.C. in September, make sure you pack a coat or jumper for the evenings, and t-shirts and light gear for the daytime.

Washington D.C. in October

  • Average temperature: 11℃ (51℉)
  • Average high temperature: 16℃ (60℉)
  • Average low temperature: 6℃ (43℉)
  • Average humidity: 60%
  • Average sunny days: 20 days
  • Average rainfall: 11mm (0") over 8 days
20 days
of pure sunshine
8 days
of showers or rain

What to pack: If you’re heading to Washington D.C. in October, make sure you pack a warm jacket or coat.


Washington D.C. in November

  • Average temperature: 4℃ (39℉)
  • Average high temperature: 8℃ (47℉)
  • Average low temperature: 1℃ (33℉)
  • Average humidity: 71%
  • Average sunny days: 18 days
  • Average rainfall: 11mm (0") over 9 days
  • Average snow days: 2 days
18 days
of pure sunshine
9 days
of showers or rain

What to pack: If you’re heading to Washington D.C. in November, make sure you pack a thick snow/winter jacket, thermals and some extra layers as it's always very cold.


Washington D.C. in December

  • Average temperature: -1℃ (30℉)
  • Average high temperature: 3℃ (37℉)
  • Average low temperature: -4℃ (25℉)
  • Average humidity: 80%
  • Average sunny days: 17 days
  • Average rainfall: 21mm (1") over 9 days
  • Average snow days: 5 days
17 days
of pure sunshine
9 days
of showers or rain

What to pack: If you’re heading to Washington D.C. in December, make sure you pack a thick snow/winter jacket, thermals and some extra layers as it's always very cold.


Top FAQs

The hottest month of the year in Washington D.C. is usually July, where temperatures tend to rise to around 30℃ (86℉) in the middle of the day or early afternoon.
The month with the least amount of rain in Washington D.C. is generally around July. The dry season often coincides with cooler weather, so you should check the temperatures in July first to make sure it’s still a good time to go.
The rainiest time of year in Washington D.C. is generally around January, although the wetter season can sometimes extend a few months either side of January too.
If you want to get the most out of your time visiting Washington D.C., or if you're just afraid of the dark, the days in July are usually the longest between sunrise and sunset.

Washington D.C. map