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
As Sterling, Virginia, enters October, the average high-temperature decreases from the a warm 78.3°F (25.7°C) of September to a refreshing 66°F (18.9°C). During the month of October, the nighttime temperature falls to an average of 49.1°F (9.5°C).Humidity
In October, the average relative humidity is 77%.Rainfall
In Sterling, in October, it is raining for 12 days, with typically 2.52" (64mm) of accumulated precipitation. In Sterling, during the entire year, the rain falls for 158.1 days and collects up to 31.46" (799mm) of precipitation.Snowfall
May through October are months without snowfall.Daylight
In Sterling, Virginia, the average length of the day in October is 11h and 10min.On the first day of October, sunrise is at 7:06 am and sunset at 6:51 pm. On the last day of the month, sunrise is at 7:36 am and sunset at 6:09 pm EDT.
Sunshine
In October, the average sunshine in Sterling is 5.5h.UV index
The average daily maximum UV index in October in Sterling is 3. A UV Index value of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV rays for the ordinary person.Note: In October, a regular UV index of 3 translates into these guidelines:
Guard yourself - Avoiding sunburn is suggested. Exposing oneself to the midday Sun can be harmful due to the strong UV radiation; limit your time outside. It's wise to wear UVA and UVB-blocking sunglasses when the sun shines brightly.
Frequently asked questions
What is the temperature in October in Sterling?
What is the average humidity in October in Sterling?
How much does it rain in Sterling in October?
When it does not snow in Sterling?
Does it snow in Sterling in October?
How many hours of daylight does Sterling have in October?
What time are sunrise and sunset in October in Sterling?
How many hours of sunshine does Sterling have in October?
What is the UV index intensity in October in Sterling?
Average temperature in October
Sterling, VA
- Average high temperature in October: 66°F
The warmest month (with the highest average high temperature) is July (87.8°F).
The month with the lowest average high temperature is January (39.7°F).
- Average low temperature in October: 49.1°F
The month with the highest average low temperature is July (67.3°F).
The coldest month (with the lowest average low temperature) is January (25.9°F).
Average pressure in October
Sterling, 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
Sterling, VA
- Average wind speed in October: 6.2mph
The windiest month (with the highest average wind speed) is March (7.5mph).
The calmest month (with the lowest average wind speed) is August (4.7mph).
Average humidity in October
Sterling, VA
- Average humidity in October: 77%
The month with the highest relative humidity is December (78%).
The month with the lowest relative humidity is July (70%).
Average rainfall in October
Sterling, VA
- Average rainfall in October: 2.52"
The wettest month (with the highest rainfall) is August (3.78").
The driest month (with the least rainfall) is September (1.93").
Average rainfall days in October
Sterling, VA
- Average rainfall days in October: 12 days
The month with the highest number of rainy days is May (17.5 days).
The month with the least rainy days is January (9.3 days).
Average snowfall in October
Sterling, VA
- Average snowfall in October: 0"
The month with the highest snowfall is January (3.54").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in October
Sterling, VA
- Average snowfall days in October: 0 days
The months with the highest number of snowfall days are January and February (5.1 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight in October /
Average sunshine in October
Sterling, VA
- Average daylight in October: 11h and 1min
The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 30min).
- Average sunshine in October: 5h and 3min
The month with the most sunshine is July (Average sunshine: 10h and 42min).
The months with the least sunshine are January, February and December (Average sunshine: 5h and 0min).
Average sunshine days in October
Sterling, VA
- Average sunshine days in October: 17.3 days
The month with the most sunshine days is November (19.5 days).
The month with the least sunshine days is July (11.8 days).
Average UV index in October
Sterling, 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
Sterling, VA
- Average cloud cover in October: 40
The month with the most cloud cover is March (Cloud cover 48).
The month with the least cloud cover is July (Cloud cover 31).
Average visibility in October
Sterling, VA
- Average visibility in October: 6mi
The months with the highest visibility are January, February, March, April, June, July, August, September, October, November and December (6mi).
The month with the lowest visibility is May (5mi).
Sterling, Virginia, USA
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