January weather forecast
Sterling, VA

Share

Weather in January

January ushers in the New Year with chilly temperatures in Sterling, Virginia. Snowfall is regularly observed, with accumulation reaching as high as 3.54" (90mm), enhancing the picturesque qualities of the city in winter. It signals a slow wind down from the freezing December temperatures, which facilitates a relatively smoother acclimatization for the flora and fauna in the region. The presence of an overcast sky and lower daylight hours affirms January as the heart of the winter season. The colder weather also makes it a good time for indoor activities and festivities.

Temperature

The lowest temperatures in Sterling are recorded in January, with averages reaching a high of 39.7°F (4.3°C) and a low of 25.9°F (-3.4°C).

Humidity

In January, the average relative humidity is 74%.

Rainfall

In Sterling, in January, it is raining for 9.3 days, with typically 2.13" (54mm) 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

Months with snowfall in Sterling are January through April, November and December. The month with the most snowfall in Sterling is January, when snow falls for 5.1 days and typically aggregates up to 3.54" (90mm) of snow.

Daylight

In Sterling, the average length of the day in January is 9h and 48min.
On the first day of the month, sunrise is at 7:28 am and sunset at 4:57 pm. On the last day of January, sunrise is at 7:17 am and sunset at 5:29 pm EST.

Sunshine

January, February and December, with an average of 5h of sunshine, are months with the least sunshine in Sterling.

UV index

January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index of 2, and less, symbolizes a low health risk from exposure to the Sun's UV rays for average individuals.
Note: During January, 2 as the daily maximum UV index converts into the following advice:
Sun exposure does not present considerable issues for many, yet infants, fair-skinned people, and children necessitate constant protection. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. Shield yourself from the harmful effects of UV radiation with sun-protective attire, a hat, and quality sunglasses. Notice! The UV radiation of the Sun can be intensified nearly twofold due to the reflective quality of snow.
[Resources]

Frequently asked questions

What is the coldest month in Sterling?

January, characterized by an average high temperature of 39.7°F (4.3°C) and a low temperature of 25.9°F (-3.4°C), is generally the coldest month in Sterling.

Is it cold in Sterling during January?

January temperatures in Sterling, Virginia, vary between a high-temperature of 39.7°F (4.3°C) and a low-temperature of 25.9°F (-3.4°C).

What is the average humidity in January in Sterling?

The average relative humidity in January in Sterling, Virginia, is 74%.

How much does it rain in Sterling in January?

In Sterling, in January, during 9.3 rainfall days, 2.13" (54mm) of precipitation is typically accumulated.

When does it snow the most in Sterling?

The month with the most snowfall in Sterling is January, when snow falls for 5.1 days and typically aggregates up to 3.54" (90mm) of snow.

How much does it snow in Sterling in January?

In Sterling, Virginia, in January, snow falls for 5.1 days, with typically accumulated 3.54" (90mm) of snow.

How many hours of daylight does Sterling have in January?

The average day length in January is 9h and 48min.

What time are sunrise and sunset in January in Sterling?

On the first day of January, sunrise is at 7:28 am and sunset at 4:57 pm. On the last day of the month, sunrise is at 7:17 am and sunset at 5:29 pm EST.

What are the months with the least sunshine in Sterling?

The months with the least sunshine are January, February and December, with an average of 5h of sunshine.

How long on average sun shines in January in Sterling?

In Sterling, Virginia, the average sunshine duration in January is 5h.

What is the month with the lowest UV index in Sterling?

January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index.

What is the UV index reading in January in Sterling?

In Sterling, the average daily maximum UV index in January is 2. A UV Index value of 2, and less, symbolizes a low health risk from unprotected exposure to UV radiation.
Average humidity
Average rainfall days
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in January
Sterling, VA

Average temperature in January - Sterling, VA
  • Average high temperature in January: 39.7°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 January: 25.9°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).

[Resources]

Average pressure in January
Sterling, VA

Average pressure in January - Sterling, VA
  • Average pressure in January: 30.11"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).

[Resources]

Average wind speed in January
Sterling, VA

Average wind speed in January - Sterling, VA
  • Average wind speed in January: 7.2mph

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).

[Resources]

Average humidity in January
Sterling, VA

Average humidity in January - Sterling, VA
  • Average humidity in January: 74%

The month with the highest relative humidity is December (78%).
The month with the lowest relative humidity is July (70%).

[Resources]

Average rainfall in January
Sterling, VA

Average rainfall in January - Sterling, VA
  • Average rainfall in January: 2.13"

The wettest month (with the highest rainfall) is August (3.78").
The driest month (with the least rainfall) is September (1.93").

[Resources]

Average rainfall days in January
Sterling, VA

Average rainfall days in January - Sterling, VA
  • Average rainfall days in January: 9.3 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).

[Resources]

Average snowfall in January
Sterling, VA

Average snowfall in January - Sterling, VA
  • Average snowfall in January: 3.54"

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").

[Resources]

Average snowfall days in January
Sterling, VA

Average snowfall days in January - Sterling, VA
  • Average snowfall days in January: 5.1 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).

[Resources]

Average daylight in January /
Average sunshine in January
Sterling, VA

Average daylight in January / Average sunshine in January - Sterling, VA
  • Average daylight in January: 9h and 5min

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 January: 5h and 0min

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).

[Resources]

Average sunshine days in January
Sterling, VA

Average sunshine days in January - Sterling, VA
  • Average sunshine days in January: 17.2 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).

[Resources]

Average UV index in January
Sterling, VA

Average UV index in January - Sterling, VA
  • Average UV index in January: 2

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).

[Resources]

Average cloud cover in January
Sterling, VA

Average cloud cover in January - Sterling, VA
  • Average cloud cover in January: 46

The month with the most cloud cover is March (Cloud cover 48).
The month with the least cloud cover is July (Cloud cover 31).

[Resources]

Average visibility in January
Sterling, VA

Average visibility in January - Sterling, VA
  • Average visibility in January: 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).

[Resources]

Sterling, Virginia, USA

Weather forecast for your location

1. Click Locate me button
2. Allow the app to use your location