January weather forecast
Oak Hills Addition, SD

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Weather in January

January, like December, is a freezing cold winter month in Oak Hills Addition, South Dakota, with temperature in the range of an average high of 26.8°F (-2.9°C) and an average low of 12.9°F (-10.6°C).

Temperature

In Oak Hills Addition, January records the lowest average temperatures, peaking at 26.8°F (-2.9°C) and reaching a low of 12.9°F (-10.6°C).

Humidity

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

Rainfall

In Oak Hills Addition, during January, the rain falls for 3.4 days and regularly aggregates up to 0.67" (17mm) of precipitation. In Oak Hills Addition, during the entire year, the rain falls for 117.9 days and collects up to 21.93" (557mm) of precipitation.

Snowfall

January through May, October through December are months with snowfall. In Oak Hills Addition, in January, snow falls for 9.7 days, with typically accumulated 2.6" (66mm) of snow. Throughout the year, there are 37.4 snowfall days, and 14.45" (367mm) of snow is accumulated.

Daylight

The average length of the day in January is 9h and 27min.
On the first day of January, sunrise is at 8:00 am and sunset at 5:06 pm. On the last day of the month, sunrise is at 7:45 am and sunset at 5:41 pm CST.

Sunshine

January has the least sunshine of the year, with an average of 4.4h of sunshine.

UV index

With an average maximum UV index of 1, January is the month with the lowest UV index. A UV Index estimate of 2, and below, represents a minimal health hazard from unprotected exposure to Sun's UV rays for the average person.
Note: A typical high UV index of 1 in January suggests the following recommendations:
Most individuals face no major issues with lengthy exposure to the sun, but children, infants, and individuals with fair skin always require protection. When the Sun is at its strongest around midday, find shade and limit exposure. Protect your eyes, ears, face, and neck from the Sun by wearing a wide-brimmed hat. Heads up! The UV radiation from the Sun can almost be doubled by 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?

With average temperatures fluctuating between a high of 26.8°F (-2.9°C) and a low of 12.9°F (-10.6°C), January stands out as the coldest month.

How cold is it in January?

An average high-temperature, in January, in Oak Hills Addition, is 26.8°F (-2.9°C) and the average low-temperature is 12.9°F (-10.6°C).

What is the most humid month?

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

What is the average humidity in January?

The average relative humidity in January is 85%.

How much does it rain in January?

In Oak Hills Addition, in January, during 3.4 rainfall days, 0.67" (17mm) of precipitation is typically accumulated.

How many days does it snow in January?

In January, it is snowing for 9.7 days. Throughout January, 2.6" (66mm) of snow is accumulated.

How many hours of daylight does Oak Hills Addition have in January?

In Oak Hills Addition, the average day length in January is 9h and 27min.

What time are sunrise and sunset in January in Oak Hills Addition?

In January, on the first day of the month, sunrise is at 8:00 am and sunset at 5:06 pm. On the last day of the month, sunrise is at 7:45 am and sunset at 5:41 pm CST.

What is the month with the least sunshine?

The month with the least sunshine is January, with an average of 4.4h of sunshine.

How many hours of sunshine does Oak Hills Addition have in January?

In Oak Hills Addition, the average sunshine duration in January is 4.4h.

What is the month with the lowest UV index in Oak Hills Addition?

The month with the lowest UV index is January, with an average maximum UV index of 1.

What is the UV index reading in January?

In Oak Hills Addition, the average daily maximum UV index in January is 1. A UV Index reading of 2, and below, represents 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 January
Oak Hills Addition, SD

Average temperature in January - Oak Hills Addition, SD
  • Average high temperature in January: 26.8°F

The warmest month (with the highest average high temperature) is July (84.9°F).
The month with the lowest average high temperature is January (26.8°F).

  • Average low temperature in January: 12.9°F

The month with the highest average low temperature is July (64.9°F).
The coldest month (with the lowest average low temperature) is January (12.9°F).

Average pressure in January
Oak Hills Addition, SD

Average pressure in January - Oak Hills Addition, SD
  • Average pressure in January: 30.16"Hg

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

Average wind speed in January
Oak Hills Addition, SD

Average wind speed in January - Oak Hills Addition, SD
  • Average wind speed in January: 10.6mph

The windiest month (with the highest average wind speed) is April (11.1mph).
The calmest month (with the lowest average wind speed) is July (7.9mph).

Average humidity in January
Oak Hills Addition, SD

Average humidity in January - Oak Hills Addition, SD
  • Average humidity in January: 85%

The month with the highest relative humidity is January (85%).
The month with the lowest relative humidity is October (64%).

Average rainfall in January
Oak Hills Addition, SD

Average rainfall in January - Oak Hills Addition, SD
  • Average rainfall in January: 0.67"

The wettest month (with the highest rainfall) is May (3.78").
The driest month (with the least rainfall) is February (0.59").

Average rainfall days in January
Oak Hills Addition, SD

Average rainfall days in January - Oak Hills Addition, SD
  • Average rainfall days in January: 3.4 days

The month with the highest number of rainy days is June (17.4 days).
The month with the least rainy days is February (2.3 days).

Average snowfall in January
Oak Hills Addition, SD

Average snowfall in January - Oak Hills Addition, SD
  • Average snowfall in January: 2.6"

The month with the highest snowfall is December (2.95").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in January
Oak Hills Addition, SD

Average snowfall days in January - Oak Hills Addition, SD
  • Average snowfall days in January: 9.7 days

The month with the highest number of snowfall days is January (9.7 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in January /
Average sunshine in January
Oak Hills Addition, SD

Average daylight in January / Average sunshine in January - Oak Hills Addition, SD
  • Average daylight in January: 9h and 3min

The month with the longest days is June (Average daylight: 15h and 18min).
The month with the shortest days is December (Average daylight: 9h and 6min).

  • Average sunshine in January: 4h and 2min

The month with the most sunshine is July (Average sunshine: 10h and 48min).
The month with the least sunshine is January (Average sunshine: 4h and 24min).

Average sunshine days in January
Oak Hills Addition, SD

Average sunshine days in January - Oak Hills Addition, SD
  • Average sunshine days in January: 19.3 days

The month with the most sunshine days is November (21.5 days).
The month with the least sunshine days is June (9.3 days).

Average UV index in January
Oak Hills Addition, SD

Average UV index in January - Oak Hills Addition, SD
  • Average UV index in January: 1

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

Average cloud cover in January
Oak Hills Addition, SD

Average cloud cover in January - Oak Hills Addition, SD
  • Average cloud cover in January: 52

The month with the most cloud cover is January (Cloud cover 52).
The month with the least cloud cover is July (Cloud cover 25).

Average visibility in January
Oak Hills Addition, SD

Average visibility in January - Oak Hills Addition, 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).

Oak Hills Addition, South Dakota, USA

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