January weather forecast
Culpeper, VA

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Weather in January

Entering the heart of winter, January in Culpeper brings cold mornings and nights, with temperatures dropping to a chilly 26.1°F (-3.3°C). Shifts in weather conditions from December are subtly apparent as the year begins. During the day, the humidity increases slightly while the amount of rainfall decreases, painting a crisper but drier picture of the city. Although it is common to observe snowfall during this month, the snow-ridden landscapes of December give way to clearer skies. The Winter season truly settles in, with cloudy skies dominating most days of the month.

Temperature

With an average high-temperature of 41.4°F (5.2°C) and an average low-temperature of 26.1°F (-3.3°C), January is the coldest month.

Humidity

The average relative humidity in January is 73%.

Rainfall

In Culpeper, in January, during 8.3 rainfall days, 1.54" (39mm) of precipitation is typically accumulated. Throughout the year, there are 144.4 rainfall days, and 25.08" (637mm) of precipitation is accumulated.

Snowfall

Months with snowfall are January through May, November and December. The month with the most snowfall is January, when snow falls for 4.8 days and typically aggregates up to 2.36" (60mm) of snow.

Daylight

In January, the average length of the day is 9h and 50min.
On the first day of January, sunrise is at 7:29 am and sunset at 5:01 pm. On the last day of the month, sunrise is at 7:18 am and sunset at 5:32 pm EST.

Sunshine

The average sunshine in January is 5.4h.

UV index

January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Culpeper. A UV Index estimate of 2, and below, represents a minimal health vulnerability from unprotected exposure to Sun's UV rays for the average person.
Note: The maximum UV index, 2 during January, leads to the following recommendations:
While most can endure approximately an hour in the sun without burning, children always require protection from sunlight. Considering the strength of solar radiation at midday, one should avoid direct Sun exposure. To best shield against UV radiation, choose sun-safe garments and dependable sunglasses. Take precaution! The reflection from snow can almost double the UV radiation of the Sun.
Updated: Aug 21, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What month is the coldest?

With average high temperatures of 41.4°F (5.2°C) and lows of 26.1°F (-3.3°C), January is the coldest month.

How cold is January?

The average high-temperature and low-temperature during January are 41.4°F (5.2°C) and 26.1°F (-3.3°C) respectively.

What is the average humidity in January?

The average relative humidity in January is 73%.

How many days does it rain in January?

In Culpeper, in January, during 8.3 rainfall days, 1.54" (39mm) of precipitation is typically accumulated.

When does it snow the most?

The month with the most snowfall is January, when snow falls for 4.8 days and typically aggregates up to 2.36" (60mm) of snow.

How much does it snow in January?

In Culpeper, in January, during 4.8 snowfall days, 2.36" (60mm) of snow is typically accumulated.

How many hours of daylight does Culpeper have in January?

The average day length in January is 9h and 50min.

When are sunrise and sunset in January?

On the first day of January, sunrise is at 7:29 am and sunset at 5:01 pm. On the last day of the month, sunrise is at 7:18 am and sunset at 5:32 pm EST.

How many hours of sunshine does Culpeper have in January?

In January, the average sunshine duration is 5.4h.

What is the month with the lowest UV index?

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

What is the UV index reading in January?

In Culpeper, the average daily maximum UV index in January is 2. A UV Index of 2, and less, symbolizes a minimal health vulnerability from exposure to Sun's UV rays.
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
Culpeper, VA

Average temperature in January - Culpeper, VA
  • Average high temperature in January: 41.4°F

The warmest month (with the highest average high temperature) is July (87.6°F).
The month with the lowest average high temperature is January (41.4°F).

  • Average low temperature in January: 26.1°F

The month with the highest average low temperature is July (65.5°F).
The coldest month (with the lowest average low temperature) is January (26.1°F).

Average pressure in January
Culpeper, VA

Average pressure in January - Culpeper, 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).

Average wind speed in January
Culpeper, VA

Average wind speed in January - Culpeper, VA
  • Average wind speed in January: 6.1mph

The windiest month (with the highest average wind speed) is April (6.9mph).
The calmest month (with the lowest average wind speed) is August (4.6mph).

Average humidity in January
Culpeper, VA

Average humidity in January - Culpeper, VA
  • Average humidity in January: 73%

The months with the highest relative humidity are October and December (77%).
The month with the lowest relative humidity is July (72%).

Average rainfall in January
Culpeper, VA

Average rainfall in January - Culpeper, VA
  • Average rainfall in January: 1.54"

The wettest month (with the highest rainfall) is May (2.68").
The driest month (with the least rainfall) is February (1.46").

Average rainfall days in January
Culpeper, VA

Average rainfall days in January - Culpeper, VA
  • Average rainfall days in January: 8.3 days

The month with the highest number of rainy days is May (16.1 days).
The months with the least rainy days are January and November (8.3 days).

Average snowfall in January
Culpeper, VA

Average snowfall in January - Culpeper, VA
  • Average snowfall in January: 2.36"

The month with the highest snowfall is January (2.36").
The months with the least snowfall are June, July, August, September and October (0").

Average snowfall days in January
Culpeper, VA

Average snowfall days in January - Culpeper, VA
  • Average snowfall days in January: 4.8 days

The months with the highest number of snowfall days are January and February (4.8 days).
The months with the least snowfall days are June, July, August, September and October (0 days).

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

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

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 January: 5h and 2min

The month with the most sunshine is July (Average sunshine: 10h and 36min).
The month with the least sunshine is December (Average sunshine: 5h and 12min).

Average sunshine days in January
Culpeper, VA

Average sunshine days in January - Culpeper, VA
  • Average sunshine days in January: 18.1 days

The month with the most sunshine days is November (20.5 days).
The month with the least sunshine days is May (12.5 days).

Average UV index in January
Culpeper, VA

Average UV index in January - Culpeper, 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).

Average cloud cover in January
Culpeper, VA

Average cloud cover in January - Culpeper, VA
  • Average cloud cover in January: 42

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 January
Culpeper, VA

Average visibility in January - Culpeper, VA
  • Average visibility in January: 6mi

The months with the highest visibility are January, February, March, April, June, July, August, October, November and December (6mi).
The months with the lowest visibility are May and September (5mi).

Culpeper, Virginia, USA

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