January weather forecast
Lemmon, SD

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Weather in January

Weather in Lemmon, South Dakota begins the year with noticeable cold, as winter's icy grip firmly holds the city. Compared to December, the relative humidity rises to 85%, accompanied by an average high and low temperature of 25.2°F (-3.8°C) and 11.7°F (-11.3°C), respectively. With over half the days being cloudy, the city experiences sunlight for a modest 4.6 hours daily. The chilly drawn-out nights and short daylight hours make this month the heart of the winter season. Snow blankets Lemmon, with snowfall almost covering every second day of the month.

Temperature

The coldest period in Lemmon, South Dakota, tends to be January, when average temperatures fluctuate between a high of 25.2°F (-3.8°C) and a low of 11.7°F (-11.3°C).

Humidity

With an average relative humidity of 85%, January is the most humid month.

Rainfall

January is the month with the least rainfall. Rain falls for 2.9 days and accumulates 0.47" (12mm) of precipitation.

Snowfall

Months with snowfall are January through May, October through December. In Lemmon, during January, snow falls for 12.8 days and regularly aggregates up to 2.95" (75mm) of snow. Throughout the year, in Lemmon, there are 65.8 snowfall days, and 21.42" (544mm) of snow is accumulated.

Daylight

In January, the average length of the day in Lemmon is 9h and 8min.
On the first day of January, sunrise is at 7:30 am and sunset at 4:13 pm. On the last day of the month, sunrise is at 7:12 am and sunset at 4:52 pm MST.

Sunshine

The month with the least sunshine is January, with an average of 4.6h of sunshine.

UV index

In Lemmon, the average daily maximum UV index in January is 2. A UV Index of 2, and less, symbolizes a minimal health hazard from unprotected exposure to Sun's UV rays for the average person.
Note: In January, the maximum UV index of 2 suggests this advice:
Children, infants, and individuals with sensitive skin should be constantly protected from extended sun exposure. Stay safe from the Sun's strongest UV rays by limiting exposure during midday. A wide-brimmed hat is a shield, deflecting up to 50% of harmful UV radiation from eyes. Remember! The Sun's UV radiation can be magnified almost twofold by the reflection of snow.
Updated: Aug 14, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What month is the coldest?

January, with an average high of 25.2°F (-3.8°C) and a low of 11.7°F (-11.3°C), signifies the coldest month of the year.

How cold is it in January?

Lemmon in January has an average high-temperature of 25.2°F (-3.8°C) and an average low-temperature of 11.7°F (-11.3°C).

What is the most humid month?

The most humid month is January, with an average relative humidity of 85%.

What is the average humidity in January?

The average relative humidity in January is 85%.

What is the driest month?

January is the month with the least rainfall. Rain falls for 2.9 days and accumulates 0.47" (12mm) of precipitation.

How many days does it rain in January?

In Lemmon, during January, the rain falls for 2.9 days and regularly aggregates up to 0.47" (12mm) of precipitation.

How many days does it snow in January?

In Lemmon, in January, during 12.8 snowfall days, 2.95" (75mm) of snow is typically accumulated.

How many hours of daylight does Lemmon have in January?

In January, the average day length is 9h and 8min.

When is the sunrise / sunset in January?

On the first day of January, sunrise is at 7:30 am and sunset at 4:13 pm. On the last day of the month, sunrise is at 7:12 am and sunset at 4:52 pm MST.

What is the month with the least sunshine in Lemmon?

With an average of 4.6h of sunshine, January has the least sunshine of the year.

How long on average sun shines in January?

In January, the average sunshine duration is 4.6h.

What is the UV index intensity in January?

The average daily maximum UV index in January is 2. A UV Index estimate of 2, and below, represents a low health risk 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
Lemmon, SD

Average temperature in January - Lemmon, SD
  • Average high temperature in January: 25.2°F

The warmest month (with the highest average high temperature) is July (84.7°F).
The month with the lowest average high temperature is January (25.2°F).

  • Average low temperature in January: 11.7°F

The month with the highest average low temperature is July (63.1°F).
The coldest month (with the lowest average low temperature) is January (11.7°F).

Average pressure in January
Lemmon, SD

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

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

Average wind speed in January
Lemmon, SD

Average wind speed in January - Lemmon, SD
  • Average wind speed in January: 11.4mph

The windiest month (with the highest average wind speed) is April (11.7mph).
The calmest month (with the lowest average wind speed) is August (9.6mph).

Average humidity in January
Lemmon, SD

Average humidity in January - Lemmon, SD
  • Average humidity in January: 85%

The month with the highest relative humidity is January (85%).
The months with the lowest relative humidity are August and September (51%).

Average rainfall in January
Lemmon, SD

Average rainfall in January - Lemmon, SD
  • Average rainfall in January: 0.47"

The wettest month (with the highest rainfall) is June (2.28").
The driest month (with the least rainfall) is January (0.47").

Average rainfall days in January
Lemmon, SD

Average rainfall days in January - Lemmon, SD
  • Average rainfall days in January: 2.9 days

The month with the highest number of rainy days is June (15.1 days).
The month with the least rainy days is January (2.9 days).

Average snowfall in January
Lemmon, SD

Average snowfall in January - Lemmon, SD
  • Average snowfall in January: 2.95"

The month with the highest snowfall is February (4.53").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in January
Lemmon, SD

Average snowfall days in January - Lemmon, SD
  • Average snowfall days in January: 12.8 days

The month with the highest number of snowfall days is February (12.9 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

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

The month with the longest days is June (Average daylight: 15h and 42min).
The month with the shortest days is December (Average daylight: 8h and 42min).

  • Average sunshine in January: 4h and 4min

The month with the most sunshine is August (Average sunshine: 11h and 30min).
The month with the least sunshine is January (Average sunshine: 4h and 36min).

Average sunshine days in January
Lemmon, SD

Average sunshine days in January - Lemmon, SD
  • Average sunshine days in January: 16.5 days

The month with the most sunshine days is November (19.7 days).
The month with the least sunshine days is June (11.7 days).

Average UV index in January
Lemmon, SD

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

The months with the highest UV index are June, July and August (UV index 6).
The month with the lowest UV index is December (UV index 1).

Average cloud cover in January
Lemmon, SD

Average cloud cover in January - Lemmon, SD
  • Average cloud cover in January: 52

The months with the most cloud cover are January and February (Cloud cover 52).
The months with the least cloud cover are July and August (Cloud cover 20).

Average visibility in January
Lemmon, SD

Average visibility in January - Lemmon, 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).

Lemmon, South Dakota, USA

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