January weather forecast
Vilas, SD

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Weather in January

January, like December, is a freezing cold winter month in Vilas, South Dakota, with an average temperature ranging between max 22.3°F (-5.4°C) and min 8.1°F (-13.3°C).

Temperature

Vilas witnesses the coldest weather in January, with temperatures averaging a high of 22.3°F (-5.4°C) and a low of 8.1°F (-13.3°C).

Humidity

The most humid month is January, with an average relative humidity of 90%.

Rainfall

In Vilas, in January, during 1.6 rainfall days, 0.67" (17mm) of precipitation is typically accumulated. In Vilas, during the entire year, the rain falls for 111.2 days and collects up to 21.14" (537mm) of precipitation.

Snowfall

January through May, October through December are months with snowfall. In Vilas, during January, snow falls for 11.3 days and regularly aggregates up to 3.46" (88mm) of snow. In Vilas, during the entire year, snow falls for 49.4 days and aggregates up to 20.04" (509mm) of snow.

Daylight

In Vilas, the average length of the day in January is 9h and 20min.
On the first day of the month, sunrise is at 8:05 am and sunset at 5:02 pm. On the last day of January, sunrise is at 7:48 am and sunset at 5:38 pm CST.

Sunshine

With an average of 3.8h of sunshine, January has the least sunshine of the year.

UV index

January and December, with an average maximum UV index of 1, are months with the lowest UV index. 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: A maximum UV index of 1 in January translates into the following recommendations:
Sun exposure does not present considerable issues for many, yet infants, fair-skinned people, and children necessitate constant protection. The solar radiation around mid-day is intense; avoid the Sun and stay safe. Limit sun-induced ocular harm with sunglasses that feature UVA and UVB filtration. Be aware! The intensity of the Sun's UV radiation can be amplified nearly twice due to snow reflection.
Updated: Jun 29, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What month is the coldest?

January, having an average high-temperature of 22.3°F (-5.4°C) and an average low-temperature of 8.1°F (-13.3°C), is the coldest month.

How cold is January?

The average high-temperature and low-temperature during January are 22.3°F (-5.4°C) and 8.1°F (-13.3°C) respectively.

What is the most humid month?

With an average relative humidity of 90%, January is the most humid month in Vilas.

What is the average humidity in January?

The average relative humidity in January is 90%.

How much does it rain in January?

In Vilas, South Dakota, in January, it is raining for 1.6 days, with typically 0.67" (17mm) of accumulated precipitation.

How many days does it snow in January?

In Vilas, in January, snow falls for 11.3 days, with typically accumulated 3.46" (88mm) of snow.

What is the average length of the day in January?

In January, the average day length is 9h and 20min.

When is the sunrise / sunset in January?

In January, on the first day of the month, sunrise is at 8:05 am and sunset at 5:02 pm. On the last day of the month, sunrise is at 7:48 am and sunset at 5:38 pm CST.

What is the month with the least sunshine?

The month with the least sunshine is January, with an average of 3.8h of sunshine.

How long on average sun shines in January?

In Vilas, the average sunshine duration in January is 3.8h.

When is the lowest UV index?

January and December, with an average maximum UV index of 1, are months with the lowest UV index.

How high is the UV index in January?

In January, the average daily maximum UV index is 1. A UV Index estimate of 2, and below, represents a minimal hazard to health 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
Vilas, SD

Average temperature in January - Vilas, SD
  • Average high temperature in January: 22.3°F

The warmest month (with the highest average high temperature) is July (82.2°F).
The month with the lowest average high temperature is January (22.3°F).

  • Average low temperature in January: 8.1°F

The month with the highest average low temperature is July (62.4°F).
The coldest month (with the lowest average low temperature) is January (8.1°F).

Average pressure in January
Vilas, SD

Average pressure in January - Vilas, SD
  • Average pressure in January: 30.16"Hg

The months with the highest atmospheric pressure are January and February (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.85"Hg).

Average wind speed in January
Vilas, SD

Average wind speed in January - Vilas, SD
  • Average wind speed in January: 10.8mph

The windiest month (with the highest average wind speed) is April (11.6mph).
The calmest months (with the lowest average wind speed) are July and August (8.6mph).

Average humidity in January
Vilas, SD

Average humidity in January - Vilas, SD
  • Average humidity in January: 90%

The month with the highest relative humidity is January (90%).
The month with the lowest relative humidity is October (67%).

Average rainfall in January
Vilas, SD

Average rainfall in January - Vilas, SD
  • Average rainfall in January: 0.67"

The wettest month (with the highest rainfall) is June (3.23").
The driest month (with the least rainfall) is November (0.59").

Average rainfall days in January
Vilas, SD

Average rainfall days in January - Vilas, SD
  • Average rainfall days in January: 1.6 days

The month with the highest number of rainy days is June (18.7 days).
The month with the least rainy days is January (1.6 days).

Average snowfall in January
Vilas, SD

Average snowfall in January - Vilas, SD
  • Average snowfall in January: 3.46"

The month with the highest snowfall is February (4.76").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in January
Vilas, SD

Average snowfall days in January - Vilas, SD
  • Average snowfall days in January: 11.3 days

The month with the highest number of snowfall days is January (11.3 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in January /
Average sunshine in January
Vilas, SD

Average daylight in January / Average sunshine in January - Vilas, SD
  • Average daylight in January: 9h and 2min

The month with the longest days is June (Average daylight: 15h and 24min).
The month with the shortest days is December (Average daylight: 9h and 0min).

  • Average sunshine in January: 3h and 5min

The month with the most sunshine is July (Average sunshine: 10h and 36min).
The month with the least sunshine is January (Average sunshine: 3h and 48min).

Average sunshine days in January
Vilas, SD

Average sunshine days in January - Vilas, SD
  • Average sunshine days in January: 19.4 days

The month with the most sunshine days is November (22.4 days).
The month with the least sunshine days is June (9.5 days).

Average UV index in January
Vilas, SD

Average UV index in January - Vilas, SD
  • Average UV index in January: 1

The months with the highest UV index are June and July (UV index 6).
The months with the lowest UV index are January and December (UV index 1).

Average cloud cover in January
Vilas, SD

Average cloud cover in January - Vilas, SD
  • Average cloud cover in January: 60

The month with the most cloud cover is January (Cloud cover 60).
The month with the least cloud cover is July (Cloud cover 28).

Average visibility in January
Vilas, SD

Average visibility in January - Vilas, SD
  • Average visibility in January: 5mi

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

Vilas, South Dakota, USA

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