January weather forecast
Roanoke, VA

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Stunning dawn in the city of Roanoke, Virginia
Stunning dawn in the city of Roanoke, Virginia

Weather in January

January weather in Roanoke, Virginia brings a night-time low temperature of 26.1°F (-3.3°C) and ushers in the new year with relatively cold conditions compared to the coming months. There is a moderate percentage of cloudy days offering a blend of direct sunlight and restrained sun rays reaching the ground. Landscapes become picturesque with periodic snowfall, occasionally turning the city into a serene white paradise. Winds begin picking speed from this month, with the breeze gradually becoming stronger leading up to February. Heading out? Remember to layer up and carry an umbrella given the fair chance of experiencing rainfall.

Temperature

January is the month when Roanoke sees the lowest average temperatures, with a high of 41.2°F (5.1°C) and a low of 26.1°F (-3.3°C).

Humidity

In January, the average relative humidity is 74%.

Rainfall

In Roanoke, in January, it is raining for 9.1 days, with typically 1.85" (47mm) of accumulated precipitation. In Roanoke, Virginia, during the entire year, the rain falls for 145.5 days and collects up to 25.04" (636mm) of precipitation.

Snowfall

January through April, October through December are months with snowfall in Roanoke. In Roanoke, Virginia, during January, snow falls for 3.5 days and regularly aggregates up to 2.64" (67mm) of snow. Throughout the year, in Roanoke, there are 12.9 snowfall days, and 11.42" (290mm) of snow is accumulated.

Daylight

In January, the average length of the day is 9h and 56min.
On the first day of the month, sunrise is at 7:33 am and sunset at 5:12 pm. On the last day of January, in Roanoke, sunrise is at 7:23 am and sunset at 5:42 pm EST.

Sunshine

January has the least sunshine of the year in Roanoke, with an average of 5.4h of sunshine.

UV index

January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Roanoke, Virginia. A UV Index estimate of 2, and below, represents a minimal health hazard from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: The average daily UV index of 2 in January transforms into the following instructions:
Babies, children, and individuals with sensitive skin should always have protection against extended sun exposure. Direct exposure to the Sun's intense radiation around midday should be avoided for health reasons. For effective sun eye protection, rely on sunglasses certified for UVA and UVB resistance. Take to heart! Snow reflection can almost magnify the Sun's UV radiation twofold.
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Frequently asked questions

What is the coldest month in Roanoke?

During the coldest month in Roanoke, January, temperatures average a high of 41.2°F (5.1°C) and a low of 26.1°F (-3.3°C).

How cold is it in Roanoke in January?

In Roanoke, 41.2°F (5.1°C) is the average high-temperature and 26.1°F (-3.3°C) is the average low-temperature during January.

What is the average humidity in January in Roanoke?

In January, the average relative humidity is 74%.

How much does it rain in Roanoke in January?

In Roanoke, Virginia, in January, during 9.1 rainfall days, 1.85" (47mm) of precipitation is typically accumulated.

How much does it snow in Roanoke in January?

In Roanoke, Virginia, in January, snow falls for 3.5 days, with typically accumulated 2.64" (67mm) of snow.

What is the average length of the day in January in Roanoke?

The average day length in January in Roanoke, Virginia, is 9h and 56min.

When is the sunrise / sunset in January in Roanoke?

On the first day of January, sunrise is at 7:33 am and sunset at 5:12 pm. On the last day of the month, sunrise is at 7:23 am and sunset at 5:42 pm EST.

What is the month with the least sunshine in Roanoke?

With an average of 5.4h of sunshine, January has the least sunshine of the year in Roanoke.

How many hours of sunshine does Roanoke have in January?

The average sunshine duration in January in Roanoke is 5.4h.

What are the months with the lowest UV index in Roanoke?

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

What is the UV index intensity in January in Roanoke?

In Roanoke, Virginia, the average daily maximum UV index in January is 2. A UV Index estimate of 2, and below, represents a minimal hazard to health from unsafe 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
Roanoke, VA

Average temperature in January - Roanoke, VA
  • Average high temperature in January: 41.2°F

The warmest month (with the highest average high temperature) is July (86.5°F).
The month with the lowest average high temperature is January (41.2°F).

  • Average low temperature in January: 26.1°F

The month with the highest average low temperature is July (62.6°F).
The coldest month (with the lowest average low temperature) is January (26.1°F).

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Average pressure in January
Roanoke, VA

Average pressure in January - Roanoke, VA
  • Average pressure in January: 30.14"Hg

The month with the highest atmospheric pressure is November (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.98"Hg).

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Average wind speed in January
Roanoke, VA

Average wind speed in January - Roanoke, VA
  • Average wind speed in January: 6.7mph

The windiest month (with the highest average wind speed) is February (6.8mph).
The calmest month (with the lowest average wind speed) is August (3.9mph).

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Average humidity in January
Roanoke, VA

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

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

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Average rainfall in January
Roanoke, VA

Average rainfall in January - Roanoke, VA
  • Average rainfall in January: 1.85"

The wettest month (with the highest rainfall) is May (3.31").
The driest month (with the least rainfall) is September (1.61").

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Average rainfall days in January
Roanoke, VA

Average rainfall days in January - Roanoke, VA
  • Average rainfall days in January: 9.1 days

The month with the highest number of rainy days is May (17.7 days).
The month with the least rainy days is November (7.6 days).

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Average snowfall in January
Roanoke, VA

Average snowfall in January - Roanoke, VA
  • Average snowfall in January: 2.64"

The month with the highest snowfall is March (2.76").
The months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days in January
Roanoke, VA

Average snowfall days in January - Roanoke, VA
  • Average snowfall days in January: 3.5 days

The month with the highest number of snowfall days is February (3.8 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

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

Average daylight in January / Average sunshine in January - Roanoke, 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 2min

The month with the most sunshine is July (Average sunshine: 10h and 36min).
The month with the least sunshine is January (Average sunshine: 5h and 24min).

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Average sunshine days in January
Roanoke, VA

Average sunshine days in January - Roanoke, VA
  • Average sunshine days in January: 19.4 days

The month with the most sunshine days is November (20.9 days).
The month with the least sunshine days is May (11.6 days).

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Average UV index in January
Roanoke, VA

Average UV index in January - Roanoke, 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).

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Average cloud cover in January
Roanoke, VA

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

The month with the most cloud cover is February (Cloud cover 45).
The months with the least cloud cover are June and July (Cloud cover 31).

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Average visibility in January
Roanoke, VA

Average visibility in January - Roanoke, VA
  • Average visibility in January: 5mi

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

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Roanoke, Virginia, USA

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