December weather forecast
Lane, SD

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Weather in December

The first month of the winter, December, is also a subzero cold month in Lane, South Dakota, with temperature in the range of an average low of 14.7°F (-9.6°C) and an average high of 27.3°F (-2.6°C).

Temperature

Lane's weather experiences a significant temperature drop with the arrival of December, falling from a chilly 43.7°F (6.5°C) in November to a freezing cold 27.3°F (-2.6°C). In Lane, an average nighttime temperature of 14.7°F (-9.6°C) is expected during December.

Humidity

In December, the average relative humidity in Lane is 84%.

Rainfall

In Lane, during December, the rain falls for 3 days and regularly aggregates up to 0.79" (20mm) of precipitation. In Lane, during the entire year, the rain falls for 101.8 days and collects up to 18.19" (462mm) of precipitation.

Snowfall

Months with snowfall in Lane, South Dakota, are January through April, October through December. In Lane, in December, during 9.5 snowfall days, 2.95" (75mm) of snow is typically accumulated. Throughout the year, in Lane, there are 42.3 snowfall days, and 16.54" (420mm) of snow is accumulated.

Daylight

With an average of 8h and 54min of daylight, December has the shortest days of the year.
On the first day of the month, sunrise is at 7:49 am and sunset at 4:56 pm. On the last day of December, in Lane, sunrise is at 8:08 am and sunset at 5:05 pm CST.

Sunshine

In Lane, South Dakota, the average sunshine in December is 4.5h.

UV index

In Lane, South Dakota, the average daily maximum UV index in December is 2. A UV Index value of 2, and less, symbolizes a low threat to health from exposure to the Sun's UV radiation for average individuals.
Note: The maximum UV index of 2 during December translates into these guidelines:
Children, babies, and those with sensitive skin should always be shielded from long periods of sun exposure. Sun exposure should be minimized, especially during midday, to avoid harmful UV radiation. Sunglasses that ward off UVA and UVB rays play a pivotal role in reducing solar eye damage. Remember to consider! The UV radiation from the Sun can be intensified nearly twice by the reflection of snow.
Updated: Feb 14, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How cold is it in Lane in December?

The average high-temperature, in December, in Lane, is 27.3°F (-2.6°C), while the average low-temperature is 14.7°F (-9.6°C). The average heat index (a.k.a. 'feels like', 'real feel'), which combines air temperature and relative humidity, in August is evaluated at 89.6°F (32°C).

What is the average humidity in December in Lane?

In Lane, the average relative humidity in December is 84%.

How much does it rain in Lane in December?

In Lane, during December, the rain falls for 3 days and regularly aggregates up to 0.79" (20mm) of precipitation.

How much does it snow in Lane in December?

In December, in Lane, South Dakota, it is snowing for 9.5 days. Throughout December, 2.95" (75mm) of snow is accumulated.

What is the month with the shortest days in Lane?

With an average of 8h and 54min of daylight, December has the shortest days of the year.

What is the average length of the day in December in Lane?

In Lane, South Dakota, the average day length in December is 8h and 57min.

When are sunrise and sunset in December in Lane?

On the first day of December in Lane, South Dakota, sunrise is at 7:49 am and sunset at 4:56 pm. On the last day of the month, sunrise is at 8:08 am and sunset at 5:05 pm CST.

How long on average sun shines in December in Lane?

In Lane, South Dakota, the average sunshine duration in December is 4.5h.

What is the UV index reading in December in Lane?

In December, the average daily maximum UV index in Lane, South Dakota, is 2. A UV Index of 2, and less, symbolizes a minimal hazard to health from exposure to the Sun's UV radiation.
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 December
Lane, SD

Average temperature in December - Lane, SD
  • Average high temperature in December: 27.3°F

The warmest month (with the highest average high temperature) is July (85.6°F).
The month with the lowest average high temperature is January (23.2°F).

  • Average low temperature in December: 14.7°F

The month with the highest average low temperature is July (64.2°F).
The coldest month (with the lowest average low temperature) is January (8.2°F).

Average pressure in December
Lane, SD

Average pressure in December - Lane, SD
  • Average pressure in December: 30.13"Hg

The months with the highest atmospheric pressure are January and February (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.84"Hg).

Average wind speed in December
Lane, SD

Average wind speed in December - Lane, SD
  • Average wind speed in December: 9.9mph

The windiest month (with the highest average wind speed) is April (11.1mph).
The calmest months (with the lowest average wind speed) are July and August (8.6mph).

Average humidity in December
Lane, SD

Average humidity in December - Lane, SD
  • Average humidity in December: 84%

The month with the highest relative humidity is January (88%).
The month with the lowest relative humidity is September (62%).

Average rainfall in December
Lane, SD

Average rainfall in December - Lane, SD
  • Average rainfall in December: 0.79"

The wettest month (with the highest rainfall) is June (2.8").
The driest month (with the least rainfall) is January (0.55").

Average rainfall days in December
Lane, SD

Average rainfall days in December - Lane, SD
  • Average rainfall days in December: 3 days

The month with the highest number of rainy days is June (15.2 days).
The month with the least rainy days is February (1.8 days).

Average snowfall in December
Lane, SD

Average snowfall in December - Lane, SD
  • Average snowfall in December: 2.95"

The month with the highest snowfall is February (3.54").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in December
Lane, SD

Average snowfall days in December - Lane, SD
  • Average snowfall days in December: 9.5 days

The month with the highest number of snowfall days is December (9.5 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in December /
Average sunshine in December
Lane, SD

Average daylight in December / Average sunshine in December - Lane, SD
  • Average daylight in December: 8h and 5min

The month with the longest days is June (Average daylight: 15h and 24min).
The month with the shortest days is December (Average daylight: 8h and 54min).

  • Average sunshine in December: 4h and 3min

The month with the most sunshine is July (Average sunshine: 11h and 12min).
The month with the least sunshine is January (Average sunshine: 4h and 12min).

Average sunshine days in December
Lane, SD

Average sunshine days in December - Lane, SD
  • Average sunshine days in December: 20.9 days

The month with the most sunshine days is November (21.8 days).
The month with the least sunshine days is June (12.3 days).

Average UV index in December
Lane, SD

Average UV index in December - Lane, SD
  • Average UV index in December: 2

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

Average cloud cover in December
Lane, SD

Average cloud cover in December - Lane, SD
  • Average cloud cover in December: 50

The month with the most cloud cover is January (Cloud cover 54).
The month with the least cloud cover is July (Cloud cover 22).

Average visibility in December
Lane, SD

Average visibility in December - Lane, SD
  • Average visibility in December: 6mi

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).

Lane, South Dakota, USA

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