January weather forecast
Sunny Knoll, VA

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Weather in January

January, the same as December, is another cold winter month in Sunny Knoll, Virginia, with temperature in the range of an average high of 40.3°F (4.6°C) and an average low of 25.7°F (-3.5°C).

Temperature

January is the coldest month, exhibiting average temperatures of 40.3°F (4.6°C) at the peak and 25.7°F (-3.5°C) at the base.

Humidity

In Sunny Knoll, the average relative humidity in January is 74%.

Rainfall

In Sunny Knoll, during January, the rain falls for 9.8 days and regularly aggregates up to 1.97" (50mm) of precipitation. Throughout the year, there are 160.5 rainfall days, and 29.92" (760mm) of precipitation is accumulated.

Snowfall

Months with snowfall in Sunny Knoll are January through May, November and December. January is the month with the most snowfall. Snow falls for 6.2 days and accumulates 3.74" (95mm) of snow.

Daylight

In Sunny Knoll, the average length of the day in January is 9h and 50min.
On the first day of January, sunrise is at 7:28 am and sunset at 5:00 pm. On the last day of the month, sunrise is at 7:17 am and sunset at 5:31 pm EST.

Sunshine

The average sunshine in January in Sunny Knoll is 5.4h.

UV index

The months with the lowest UV index are January, February, November and December, with an average maximum UV index of 2. A UV Index estimate of 2, and below, represents a low threat to health from exposure to the Sun's UV rays for the average person.
Note: In January, the average maximum UV index of 2 translates into the following recommendations:
Those with sensitive skin, infants, and children require constant safeguarding from prolonged sun exposure. The Sun's most harmful UV rays are emitted around midday; avoid staying outdoors for long during this time. Prioritize a wide-brim hat for comprehensive sun defense for your face, neck, eyes, and ears. Attention! Nearly twice the Sun's UV radiation can be reflected by snow.

Frequently asked questions

What is the coldest time of year?

The coldest period tends to be January, when average temperatures fluctuate between a high of 40.3°F (4.6°C) and a low of 25.7°F (-3.5°C).

How cold is it in January?

The average high-temperature and low-temperature during January are 40.3°F (4.6°C) and 25.7°F (-3.5°C) respectively.

What is the average humidity in January in Sunny Knoll?

In Sunny Knoll, the average relative humidity in January is 74%.

How much does it rain in January?

In Sunny Knoll, in January, it is raining for 9.8 days, with typically 1.97" (50mm) of accumulated precipitation.

What is the snowiest month?

The month with the most snowfall is January, when snow falls for 6.2 days and typically aggregates up to 3.74" (95mm) of snow.

How much does it snow in January?

In Sunny Knoll, during January, snow falls for 6.2 days and regularly aggregates up to 3.74" (95mm) of snow.

What is the average length of the day 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 7:28 am and sunset at 5:00 pm. On the last day of the month, sunrise is at 7:17 am and sunset at 5:31 pm EST.

How many hours of sunshine does Sunny Knoll have in January?

The average sunshine duration in January 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 intensity in January?

The average daily maximum UV index in January is 2. A UV Index value of 2, and less, symbolizes a low health risk 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
Sunny Knoll, VA

Average temperature in January - Sunny Knoll, VA
  • Average high temperature in January: 40.3°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 (40.3°F).

  • Average low temperature in January: 25.7°F

The month with the highest average low temperature is July (65.8°F).
The coldest month (with the lowest average low temperature) is January (25.7°F).

Average pressure in January
Sunny Knoll, VA

Average pressure in January - Sunny Knoll, 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
Sunny Knoll, VA

Average wind speed in January - Sunny Knoll, VA
  • Average wind speed in January: 6.3mph

The windiest months (with the highest average wind speed) are March and April (6.8mph).
The calmest month (with the lowest average wind speed) is August (4.4mph).

Average humidity in January
Sunny Knoll, VA

Average humidity in January - Sunny Knoll, 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 (72%).

Average rainfall in January
Sunny Knoll, VA

Average rainfall in January - Sunny Knoll, VA
  • Average rainfall in January: 1.97"

The wettest month (with the highest rainfall) is August (3.27").
The driest month (with the least rainfall) is September (1.85").

Average rainfall days in January
Sunny Knoll, VA

Average rainfall days in January - Sunny Knoll, VA
  • Average rainfall days in January: 9.8 days

The month with the highest number of rainy days is May (17.3 days).
The month with the least rainy days is November (9.4 days).

Average snowfall in January
Sunny Knoll, VA

Average snowfall in January - Sunny Knoll, VA
  • Average snowfall in January: 3.74"

The month with the highest snowfall is January (3.74").
The months with the least snowfall are June, July, August, September and October (0").

Average snowfall days in January
Sunny Knoll, VA

Average snowfall days in January - Sunny Knoll, VA
  • Average snowfall days in January: 6.2 days

The month with the highest number of snowfall days is January (6.2 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in January /
Average sunshine in January
Sunny Knoll, VA

Average daylight in January / Average sunshine in January - Sunny Knoll, 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 48min).
The month with the least sunshine is December (Average sunshine: 5h and 18min).

Average sunshine days in January
Sunny Knoll, VA

Average sunshine days in January - Sunny Knoll, VA
  • Average sunshine days in January: 16.3 days

The month with the most sunshine days is November (19.6 days).
The month with the least sunshine days is July (11.7 days).

Average UV index in January
Sunny Knoll, VA

Average UV index in January - Sunny Knoll, 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
Sunny Knoll, VA

Average cloud cover in January - Sunny Knoll, 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 30).

Average visibility in January
Sunny Knoll, VA

Average visibility in January - Sunny Knoll, VA
  • Average visibility in January: 6mi

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

Sunny Knoll, Virginia, USA

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