January weather forecast
Mansfield, SD

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Weather in January

January, like December, is a freezing cold winter month in Mansfield, South Dakota, with an average temperature ranging between max 20.7°F (-6.3°C) and min 6.3°F (-14.3°C).

Temperature

The coldest period tends to be January, when average temperatures fluctuate between a high of 20.7°F (-6.3°C) and a low of 6.3°F (-14.3°C).

Humidity

With an average relative humidity of 88%, January is the most humid month.

Rainfall

January is the month with the least rainfall. Rain falls for 3 days and accumulates 0.59" (15mm) of precipitation.

Snowfall

January through May, October through December are months with snowfall in Mansfield. The month with the most snowfall in Mansfield is January, when snow falls for 13 days and typically aggregates up to 3.82" (97mm) of snow.

Daylight

The average length of the day in January is 9h and 13min.
On the first day of the month, sunrise is at 8:13 am and sunset at 5:02 pm. On the last day of January, in Mansfield, sunrise is at 7:55 am and sunset at 5:39 pm CST.

Sunshine

January has the least sunshine of the year in Mansfield, with an average of 3.9h of sunshine.

UV index

The months with the lowest UV index in Mansfield are January, February and November, with an average maximum UV index of 1. A UV Index of 2, and less, symbolizes a low threat to health from unprotected exposure to Sun's UV rays for the ordinary person.
Note: In January, the UV index of 1 transforms into the following advice:
Most individuals can handle sun exposure for up to an hour without burning, but children must always be shielded from sun exposure. Protect yourself from the midday Sun's peak UV radiation by minimizing exposure. A hat with a broad brim is indispensable, filtering out up to half of UV rays. Be vigilant! The reflective nature of snow can increase the Sun's UV radiation nearly twofold.
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Frequently asked questions

What time of the year is the coldest in Mansfield?

Mansfield notes the coldest temperatures in January, with a average high of 20.7°F (-6.3°C) and a low of 6.3°F (-14.3°C).

How cold is it in Mansfield in January?

The high-temperature, in January, in Mansfield, is 20.7°F (-6.3°C), while the low-temperature averages to 6.3°F (-14.3°C).

What is the most humid month in Mansfield?

January is the most humid month in Mansfield, with an average relative humidity of 88%.

What is the average humidity in January in Mansfield?

The average relative humidity in January in Mansfield, South Dakota, is 88%.

What is the driest month in Mansfield?

The month with the least rainfall is January, when the rain falls for 3 days and typically collects 0.59" (15mm) of precipitation.

How many days does it rain in January in Mansfield?

In Mansfield, in January, during 3 rainfall days, 0.59" (15mm) of precipitation is typically accumulated.

What is the snowiest month in Mansfield?

January is the month with the most snowfall. Snow falls for 13 days and accumulates 3.82" (97mm) of snow.

How many days does it snow in January in Mansfield?

In January, it is snowing for 13 days. Throughout January, 3.82" (97mm) of snow is accumulated.

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

In January, the average day length in Mansfield, South Dakota, is 9h and 13min.

What time are sunrise and sunset in January in Mansfield?

On the first day of January in Mansfield, South Dakota, sunrise is at 8:13 am and sunset at 5:02 pm. On the last day of the month, sunrise is at 7:55 am and sunset at 5:39 pm CST.

What is the month with the least sunshine in Mansfield?

January has the least sunshine of the year in Mansfield, with an average of 3.9h of sunshine.

How long on average sun shines in January in Mansfield?

The average sunshine duration in January in Mansfield, South Dakota, is 3.9h.

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

The months with the lowest UV index in Mansfield are January, February and November, with an average maximum UV index of 1.

What is the UV index reading in January in Mansfield?

In Mansfield, the average daily maximum UV index in January is 1. A UV Index value of 2, and less, symbolizes a minimal hazard to health 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
Mansfield, SD

Average temperature in January - Mansfield, SD
  • Average high temperature in January: 20.7°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 (20.7°F).

  • Average low temperature in January: 6.3°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 (6.3°F).

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Average pressure in January
Mansfield, SD

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

The month with the highest atmospheric pressure is February (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.85"Hg).

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Average wind speed in January
Mansfield, SD

Average wind speed in January - Mansfield, SD
  • Average wind speed in January: 9.5mph

The windiest month (with the highest average wind speed) is April (10.6mph).
The calmest month (with the lowest average wind speed) is August (8.3mph).

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Average humidity in January
Mansfield, SD

Average humidity in January - Mansfield, SD
  • Average humidity in January: 88%

The month with the highest relative humidity is January (88%).
The months with the lowest relative humidity are August and September (60%).

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Average rainfall in January
Mansfield, SD

Average rainfall in January - Mansfield, SD
  • Average rainfall in January: 0.59"

The wettest month (with the highest rainfall) is June (3.46").
The driest month (with the least rainfall) is January (0.59").

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Average rainfall days in January
Mansfield, SD

Average rainfall days in January - Mansfield, SD
  • Average rainfall days in January: 3 days

The month with the highest number of rainy days is June (15 days).
The month with the least rainy days is February (2 days).

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Average snowfall in January
Mansfield, SD

Average snowfall in January - Mansfield, SD
  • Average snowfall in January: 3.82"

The month with the highest snowfall is January (3.82").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in January
Mansfield, SD

Average snowfall days in January - Mansfield, SD
  • Average snowfall days in January: 13 days

The month with the highest number of snowfall days is January (13 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in January / Average sunshine in January - Mansfield, 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: 3h and 5min

The month with the most sunshine is July (Average sunshine: 11h and 6min).
The month with the least sunshine is January (Average sunshine: 3h and 54min).

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Average sunshine days in January
Mansfield, SD

Average sunshine days in January - Mansfield, SD
  • Average sunshine days in January: 17.2 days

The month with the most sunshine days is November (20.9 days).
The month with the least sunshine days is June (12.7 days).

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Average UV index in January
Mansfield, SD

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

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

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Average cloud cover in January
Mansfield, SD

Average cloud cover in January - Mansfield, SD
  • Average cloud cover in January: 57

The month with the most cloud cover is January (Cloud cover 57).
The months with the least cloud cover are July and August (Cloud cover 23).

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Average visibility in January
Mansfield, SD

Average visibility in January - Mansfield, 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).

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Mansfield, South Dakota, USA

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