January weather forecast
Sinclair Manor, VA

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Weather in January

January, the same as December, in Sinclair Manor, Virginia, is a frosty winter month, with temperature in the range of an average high of 44.2°F (6.8°C) and an average low of 29.3°F (-1.5°C).

Temperature

The month of January sees the lowest average temperatures, reaching 44.2°F (6.8°C) at the peak and 29.3°F (-1.5°C) at the low.

Humidity

In January, the average relative humidity is 74%.

Rainfall

In Sinclair Manor, in January, during 9.8 rainfall days, 2.4" (61mm) of precipitation is typically accumulated. In Sinclair Manor, during the entire year, the rain falls for 157.7 days and collects up to 30.71" (780mm) of precipitation.

Snowfall

January through April, November and December are months with snowfall. The month with the most snowfall is January, when snow falls for 3.9 days and typically aggregates up to 1.93" (49mm) of snow.

Daylight

The average length of the day in January is 9h and 55min.
On the first day of the month, sunrise is at 7:23 am and sunset at 5:00 pm. On the last day of January, sunrise is at 7:13 am and sunset at 5:31 pm EST.

Sunshine

The average sunshine in January is 5.5h.

UV index

January and December, with an average maximum UV index of 2, are months with the lowest UV index in Sinclair Manor, Virginia. A UV Index reading of 2, and below, represents a low health risk from unprotected exposure to Sun's UV rays for the average person.
Note: The UV index of 2 in January translates into these instructions:
Most people face no serious problems with extended sun exposure, but those with fair skin, infants, and children always need protection. When the Sun's UV radiation is most intense during midday, it's best to find shade and limit exposure. Sunglasses that guard against UVA and UVB rays are pivotal in minimizing sun-induced ocular damage. Attention! Nearly twice the Sun's UV radiation can be reflected by snow.
Updated: Aug 23, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What part of the year is the coldest in Sinclair Manor?

The month of January sees the average lowest temperatures, reaching 44.2°F (6.8°C) at the peak and 29.3°F (-1.5°C) at the low.

Is it cold during January?

The average high-temperature, in January, in Sinclair Manor, is 44.2°F (6.8°C), while the average low-temperature is 29.3°F (-1.5°C).

What is the average humidity in January?

The average relative humidity in January is 74%.

How much does it rain in January?

In Sinclair Manor, in January, it is raining for 9.8 days, with typically 2.4" (61mm) of accumulated precipitation.

When does it snow the most?

The month with the most snowfall in Sinclair Manor is January, when snow falls for 3.9 days and typically aggregates up to 1.93" (49mm) of snow.

How much does it snow in January?

In Sinclair Manor, during January, snow falls for 3.9 days and regularly aggregates up to 1.93" (49mm) of snow.

What is the average length of the day in January?

The average day length in January is 9h and 55min.

What time are sunrise and sunset in January?

On the first day of January, sunrise is at 7:23 am and sunset at 5:00 pm. On the last day of the month, sunrise is at 7:13 am and sunset at 5:31 pm EST.

How long on average sun shines in January?

In Sinclair Manor, the average sunshine duration in January is 5.5h.

When is the lowest UV index?

January 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 Sinclair Manor, the average daily maximum UV index in January is 2. A UV Index estimate of 2, and below, represents 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
Sinclair Manor, VA

Average temperature in January - Sinclair Manor, VA
  • Average high temperature in January: 44.2°F

The warmest month (with the highest average high temperature) is July (89.6°F).
The month with the lowest average high temperature is January (44.2°F).

  • Average low temperature in January: 29.3°F

The month with the highest average low temperature is July (69.4°F).
The coldest month (with the lowest average low temperature) is January (29.3°F).

Average pressure in January
Sinclair Manor, VA

Average pressure in January - Sinclair Manor, 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
Sinclair Manor, VA

Average wind speed in January - Sinclair Manor, VA
  • Average wind speed in January: 6.6mph

The windiest month (with the highest average wind speed) is April (7.4mph).
The calmest month (with the lowest average wind speed) is August (5.1mph).

Average humidity in January
Sinclair Manor, VA

Average humidity in January - Sinclair Manor, VA
  • Average humidity in January: 74%

The month with the highest relative humidity is December (79%).
The month with the lowest relative humidity is July (71%).

Average rainfall in January
Sinclair Manor, VA

Average rainfall in January - Sinclair Manor, VA
  • Average rainfall in January: 2.4"

The wettest month (with the highest rainfall) is August (2.99").
The driest month (with the least rainfall) is September (1.77").

Average rainfall days in January
Sinclair Manor, VA

Average rainfall days in January - Sinclair Manor, VA
  • Average rainfall days in January: 9.8 days

The month with the highest number of rainy days is May (17.4 days).
The month with the least rainy days is January (9.8 days).

Average snowfall in January
Sinclair Manor, VA

Average snowfall in January - Sinclair Manor, VA
  • Average snowfall in January: 1.93"

The month with the highest snowfall is January (1.93").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days in January
Sinclair Manor, VA

Average snowfall days in January - Sinclair Manor, VA
  • Average snowfall days in January: 3.9 days

The month with the highest number of snowfall days is January (3.9 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

Average daylight in January /
Average sunshine in January
Sinclair Manor, VA

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

The month with the longest days is June (Average daylight: 14h and 42min).
The month with the shortest days is December (Average daylight: 9h and 36min).

  • Average sunshine in January: 5h and 3min

The month with the most sunshine is July (Average sunshine: 10h and 36min).
The months with the least sunshine are February and December (Average sunshine: 5h and 18min).

Average sunshine days in January
Sinclair Manor, VA

Average sunshine days in January - Sinclair Manor, VA
  • Average sunshine days in January: 17.9 days

The month with the most sunshine days is November (19.1 days).
The month with the least sunshine days is May (11.8 days).

Average UV index in January
Sinclair Manor, VA

Average UV index in January - Sinclair Manor, 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 and December (UV index 2).

Average cloud cover in January
Sinclair Manor, VA

Average cloud cover in January - Sinclair Manor, VA
  • Average cloud cover in January: 41

The month with the most cloud cover is March (Cloud cover 47).
The month with the least cloud cover is July (Cloud cover 32).

Average visibility in January
Sinclair Manor, VA

Average visibility in January - Sinclair Manor, VA
  • Average visibility in January: 6mi

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

Sinclair Manor, Virginia, USA

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