Washington
District of Columbia, USA
Long-term weather forecast
Long-term weather forecast

October weather forecast and climate
Washington, DC

Stunning reflective view of rows of jacaranda trees in spring in the tidal basin of the Washington Monument in DC
Stunning reflective view of rows of jacaranda trees in spring in the tidal basin of the Washington Monument in DC
Fall foliage contrasting with Washington's marble monuments is at its peak in the mildly cool October. Average low temperatures drop to the fifties, and the afternoons and evenings tend to be breezy. Rain marks its presence occasionally, and it is advisable to dress in warm clothes.
Make the most of the warmth before the arrival of winter - walk around, enjoy the picturesque surroundings, or take a guided Washington, D.C. tour.

What is the temperature in October in Washington?

The average high-temperature, in October, in Washington, District of Columbia, is 68.4°F (20.2°C), while the average low-temperature is 50.5°F (10.3°C).

What is the average humidity in October in Washington?

The average relative humidity in October is 67.4%.

How much does it rain in Washington in October?

In Washington, District of Columbia, in October, during 7.7 rainfall days, 3.4" (86.4mm) of precipitation is typically accumulated.

Does it snow in Washington in October?

In Washington, in October, it doesn't snow. In November, it regularly snows.

What is the average length of the day in October in Washington?

The average length of the day in October in Washington, District of Columbia, is 11.2h.

How long on average sun shines in October in Washington?

In October, the average sunshine is 6.6h.

What is the UV index reading in October in Washington?

The average daily maximum UV index in October in Washington is 4. A UV Index of 3 to 5 symbolizes a medium hazard to health from the exposure to the Sun's UV rays.
Average temperature in October - Washington, DC
  • Average high temperature in October: 68.4°F

The warmest month (with the highest average high temperature) is July (88.4°F).
The month with the lowest average high temperature is January (43.4°F).

  • Average low temperature in October: 50.6°F

The month with the highest average low temperature is July (71.1°F).
The coldest month (with the lowest average low temperature) is January (28.6°F).

Average humidity in October - Washington, DC
  • Average humidity in October: 67.4%

The month with the highest relative humidity is September (69.7%).
The month with the lowest relative humidity is April (58%).

Average rainfall in October - Washington, DC
  • Average rainfall in October: 3.4"

The wettest month (with the highest rainfall) is May (4").
The driest month (with the lowest rainfall) is February (2.6").

Average rainfall days in October - Washington, DC
  • Average rainfall days in October: 7.7 days

The month with the highest number of rainy days is May (11.1 days).
The month with the lowest number of rainy days is October (7.7 days).

Average snowfall in October - Washington, DC
  • Average snowfall in October: 0"

The month with the highest snowfall is February (5.7").
Months with the lowest snowfall are April, May, June, July, August, September and October (0").

Average snowfall days in October - Washington, DC
  • Average snowfall days in October: 0 days

The month with the highest number of snowfall days is January (3 days).
Months with the lowest number of snowfall days are May, June, July, August, September and October (0 days).

Average daylight in October / Average sunshine in October - Washington, DC
  • Average daylight in October: 11.2h

The month with the longest days is June (Average daylight: 14.9h).
The month with shortest days is December (Average daylight: 9.5h).

  • Average sunshine in October: 6.6h

The month with most sunshine is June (Average sunshine: 9.4h).
The month with least sunshine is December (Average sunshine: 4.3h).

Average UV index in October - Washington, DC
  • Average UV index in October: 4

Months with the highest UV index are June and July (UV index 9).
Months with the lowest UV index are January and December (UV index 2).