Contents
- Weather in October
- Frequently asked questions
- Average temperature in October
- Average pressure in October
- Average wind speed in October
- Average humidity in October
- Average rainfall in October
- Average rainfall days in October
- Average snowfall in October
- Average snowfall days in October
- Average daylight in October
- Average sunshine in October
- Average sunshine days in October
- Average UV index in October
- Average cloud cover in October
- Average visibility in October
Weather in October
Temperature
The onset of October entails a temperature shift, as the average high-temperature decreases from a warm 76.1°F (24.5°C) in September to a comfortable 64.2°F (17.9°C). Washington experiences a steady low-temperature of 45.9°F (7.7°C) throughout October.Humidity
The most humid month is October, with an average relative humidity of 79%.Rainfall
In Washington, during October, the rain falls for 10.3 days and regularly aggregates up to 1.54" (39mm) of precipitation. Throughout the year, there are 146.8 rainfall days, and 21.02" (534mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through May, October through December. October is the first month it typically snows. Throughout October, in the average 0.1 snowfall days, it receives 0.12" (3mm) of snow. Throughout the year, there are 17.4 snowfall days, and 9.72" (247mm) of snow is accumulated.Daylight
In Washington, the average length of the day in October is 11h and 10min.On the first day of October, sunrise is at 7:09 am and sunset at 6:54 pm. On the last day of the month, sunrise is at 7:39 am and sunset at 6:13 pm EDT.
Sunshine
In Washington, the average sunshine in October is 5.8h.UV index
The average daily maximum UV index in October in Washington is 3. A UV Index estimate of 3 to 5 represents a medium health hazard from exposure to the Sun's UV rays for average individuals.Note: The daily high UV index of 3 during October translates into the following recommendations:
Take care. Persons with lighter skin might suffer burns in less than 30 minutes. Avoiding direct sunlight during midday hours helps reduce the risk from intense UV radiation. Employ a wide-brim hat for potent defense against up to 50% of UV rays. Stay alert! Snow's reflective properties can almost double the UV radiation from the Sun.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in October?
What is the most humid month?
What is the average humidity in October?
How many days does it rain in October in Washington?
When does it start snowing?
How many hours of daylight does Washington have in October?
When are sunrise and sunset in October?
How long on average sun shines in October?
What is the UV index intensity in October?
Average temperature in October
Washington, VA
- Average high temperature in October: 64.2°F
The warmest month (with the highest average high temperature) is July (85.6°F).
The month with the lowest average high temperature is January (38.7°F).
- Average low temperature in October: 45.9°F
The month with the highest average low temperature is July (62.6°F).
The coldest month (with the lowest average low temperature) is January (23.9°F).
Average pressure in October
Washington, VA
- Average pressure in October: 30.04"Hg
The month with the highest atmospheric pressure is November (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).
Average wind speed in October
Washington, VA
- Average wind speed in October: 5.4mph
The windiest months (with the highest average wind speed) are February and March (6.7mph).
The calmest month (with the lowest average wind speed) is August (4.1mph).
Average humidity in October
Washington, VA
- Average humidity in October: 79%
The month with the highest relative humidity is October (79%).
The months with the lowest relative humidity are April and July (74%).
Average rainfall in October
Washington, VA
- Average rainfall in October: 1.54"
The wettest month (with the highest rainfall) is May (2.64").
The driest month (with the least rainfall) is January (0.94").
Average rainfall days in October
Washington, VA
- Average rainfall days in October: 10.3 days
The month with the highest number of rainy days is August (17.8 days).
The month with the least rainy days is January (6.8 days).
Average snowfall in October
Washington, VA
- Average snowfall in October: 0.12"
The month with the highest snowfall is March (2.56").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in October
Washington, VA
- Average snowfall days in October: 0.1 days
The month with the highest number of snowfall days is January (5 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in October /
Average sunshine in October
Washington, VA
- Average daylight in October: 11h and 1min
The month with the longest days is June (Average daylight: 14h and 48min).
The month with the shortest days is December (Average daylight: 9h and 30min).
- Average sunshine in October: 5h and 5min
The month with the most sunshine is July (Average sunshine: 10h and 42min).
The month with the least sunshine is December (Average sunshine: 5h and 6min).
Average sunshine days in October
Washington, VA
- Average sunshine days in October: 19.5 days
The month with the most sunshine days is November (20.9 days).
The month with the least sunshine days is August (11.4 days).
Average UV index in October
Washington, VA
- Average UV index in October: 3
The months with the highest UV index are May, June, July and August (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in October
Washington, VA
- Average cloud cover in October: 39
The month with the most cloud cover is March (Cloud cover 46).
The month with the least cloud cover is July (Cloud cover 31).
Average visibility in October
Washington, VA
- Average visibility in October: 5mi
The months with the highest visibility are January, February, April, June, July, August and November (6mi).
The months with the lowest visibility are March, May, September, October and December (5mi).
Washington, Virginia, USA
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