January weather forecast
Lantry, SD

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Weather in January

January, the same as December, in Lantry, South Dakota, is another subzero cold winter month, with an average temperature varying between 13.6°F (-10.2°C) and 27°F (-2.8°C).

Temperature

In Lantry, South Dakota, January records the lowest average temperatures, peaking at 27°F (-2.8°C) and reaching a low of 13.6°F (-10.2°C).

Humidity

With an average relative humidity of 83%, January is the most humid month.

Rainfall

January is the month with the least rainfall. Rain falls for 3.3 days and accumulates 0.51" (13mm) of precipitation.

Snowfall

Months with snowfall are January through May, October through December. In January, in Lantry, it is snowing for 12.3 days. Throughout January, 3.07" (78mm) of snow is accumulated. Throughout the year, there are 58.3 snowfall days, and 22.95" (583mm) of snow is accumulated.

Daylight

The average length of the day in January is 9h and 14min.
On the first day of the month, sunrise is at 7:23 am and sunset at 4:14 pm. On the last day of January, sunrise is at 7:06 am and sunset at 4:51 pm MST.

Sunshine

With an average of 4.8h of sunshine, January has the least sunshine of the year.

UV index

January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index of 2, and less, symbolizes a low threat to health from unprotected exposure to Sun's UV rays for the average person.
Note: The maximum UV index of 2 during January leads to these instructions:
Apart from children, who require continuous protection, most can endure sun exposure for up to an hour without experiencing burns. The Sun's most harmful UV rays are emitted around midday; avoid staying outdoors for long during this time. Consider a wide-brim hat essential for effective sun defense covering your face, neck, and eyes. Heed this! Snow reflection can almost augment the UV radiation of the sun by double.
Updated: Jun 25, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What month is the coldest?

Lantry's January weather, with an average high temperature of 27°F (-2.8°C) and an average low temperature of 13.6°F (-10.2°C), tends to be the coldest of the year.

How cold is it in January?

The high-temperature during January is 27°F (-2.8°C) and the low-temperature is 13.6°F (-10.2°C).

What is the most humid month in Lantry?

January is the most humid month, with an average relative humidity of 83%.

What is the average humidity in January?

The average relative humidity in January in Lantry is 83%.

What is the driest month?

January is the month with the least rainfall. Rain falls for 3.3 days and accumulates 0.51" (13mm) of precipitation.

How much does it rain in January?

In Lantry, during January, the rain falls for 3.3 days and regularly aggregates up to 0.51" (13mm) of precipitation.

How much does it snow in January?

In Lantry, in January, snow falls for 12.3 days, with typically accumulated 3.07" (78mm) of snow.

How many hours of daylight does Lantry have in January?

The average day length in January is 9h and 14min.

What time are sunrise and sunset in January?

In January, on the first day of the month, sunrise is at 7:23 am and sunset at 4:14 pm. On the last day of the month, sunrise is at 7:06 am and sunset at 4:51 pm MST.

What is the month with the least sunshine?

With an average of 4.8h of sunshine, January has the least sunshine of the year.

How many hours of sunshine does Lantry have in January?

The average sunshine duration in January is 4.8h.

What is the month with the lowest UV index?

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

What is the UV index intensity in January?

The average daily maximum UV index in January in Lantry is 2. A UV Index estimate of 2, and below, represents a low health threat from unprotected exposure to 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 January
Lantry, SD

Average temperature in January - Lantry, SD
  • Average high temperature in January: 27°F

The warmest month (with the highest average high temperature) is July (87.3°F).
The month with the lowest average high temperature is January (27°F).

  • Average low temperature in January: 13.6°F

The month with the highest average low temperature is July (66°F).
The coldest month (with the lowest average low temperature) is January (13.6°F).

Average pressure in January
Lantry, SD

Average pressure in January - Lantry, SD
  • Average pressure in January: 30.15"Hg

The months with the highest atmospheric pressure are January and February (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.84"Hg).

Average wind speed in January
Lantry, SD

Average wind speed in January - Lantry, SD
  • Average wind speed in January: 11.3mph

The windiest month (with the highest average wind speed) is April (12.2mph).
The calmest months (with the lowest average wind speed) are February and August (10.4mph).

Average humidity in January
Lantry, SD

Average humidity in January - Lantry, SD
  • Average humidity in January: 83%

The month with the highest relative humidity is January (83%).
The months with the lowest relative humidity are August and September (49%).

Average rainfall in January
Lantry, SD

Average rainfall in January - Lantry, SD
  • Average rainfall in January: 0.51"

The wettest month (with the highest rainfall) is May (2.83").
The driest month (with the least rainfall) is January (0.51").

Average rainfall days in January
Lantry, SD

Average rainfall days in January - Lantry, SD
  • Average rainfall days in January: 3.3 days

The month with the highest number of rainy days is May (14.7 days).
The months with the least rainy days are January and February (3.3 days).

Average snowfall in January
Lantry, SD

Average snowfall in January - Lantry, SD
  • Average snowfall in January: 3.07"

The month with the highest snowfall is February (5.12").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in January
Lantry, SD

Average snowfall days in January - Lantry, SD
  • Average snowfall days in January: 12.3 days

The month with the highest number of snowfall days is January (12.3 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in January / Average sunshine in January - Lantry, SD
  • Average daylight in January: 9h and 1min

The month with the longest days is June (Average daylight: 15h and 36min).
The month with the shortest days is December (Average daylight: 8h and 48min).

  • Average sunshine in January: 4h and 5min

The month with the most sunshine is July (Average sunshine: 11h and 30min).
The month with the least sunshine is January (Average sunshine: 4h and 48min).

Average sunshine days in January
Lantry, SD

Average sunshine days in January - Lantry, SD
  • Average sunshine days in January: 16.4 days

The month with the most sunshine days is September (20.4 days).
The month with the least sunshine days is April (12.4 days).

Average UV index in January
Lantry, SD

Average UV index in January - Lantry, SD
  • Average UV index in January: 2

The month with the highest UV index is July (UV index 7).
The months with the lowest UV index are January, February, November and December (UV index 2).

Average cloud cover in January
Lantry, SD

Average cloud cover in January - Lantry, SD
  • Average cloud cover in January: 50

The month with the most cloud cover is January (Cloud cover 50).
The months with the least cloud cover are July and August (Cloud cover 19).

Average visibility in January
Lantry, SD

Average visibility in January - Lantry, SD
  • Average visibility in January: 6mi

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

Lantry, South Dakota, USA

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