January weather forecast
Oldham, SD

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Weather in January

January, like December, is a freezing cold winter month in Oldham, South Dakota, with an average temperature varying between 8.1°F (-13.3°C) and 22.3°F (-5.4°C).

Temperature

The month of January, characterized by an average high of 22.3°F (-5.4°C) and a low of 8.1°F (-13.3°C), is recognized as the coldest.

Humidity

January is the most humid month in Oldham, South Dakota, with an average relative humidity of 90%.

Rainfall

In Oldham, in January, it is raining for 1.6 days, with typically 0.67" (17mm) of accumulated precipitation. In Oldham, South Dakota, during the entire year, the rain falls for 111.2 days and collects up to 21.14" (537mm) of precipitation.

Snowfall

January through May, October through December are months with snowfall. In January, in Oldham, it is snowing for 11.3 days. Throughout January, 3.46" (88mm) of snow is accumulated. Throughout the year, there are 49.4 snowfall days, and 20.04" (509mm) of snow is accumulated.

Daylight

In Oldham, the average length of the day in January is 9h and 19min.
On the first day of January, sunrise is at 8:04 am and sunset at 5:00 pm. On the last day of the month, sunrise is at 7:48 am and sunset at 5:36 pm CST.

Sunshine

The month with the least sunshine in Oldham is January, with an average of 3.8h of sunshine.

UV index

January and December, with an average maximum UV index of 1, are months with the lowest UV index in Oldham. A UV Index reading of 2, and below, represents a low health risk from exposure to the Sun's UV radiation for the average person.
Note: A daily high UV index of 1 in January leads to these guidelines:
Children must always have sun protection, unlike most people, who can tolerate up to an hour in the sun without any burns. The Sun's radiation is especially intense around midday; try to stay in shade during this period. Employ a hat with a wide brim for robust protection, cutting UV exposure by half. Be advised! The UV radiation from the Sun can be almost doubled due to the reflective properties of snow.
Updated: Feb 14, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are the coldest months in Oldham?

In Oldham, the lowest temperatures are generally noted in January, averaging a high of 22.3°F (-5.4°C) and a low of 8.1°F (-13.3°C).

How cold is it in Oldham in January?

The high-temperature in Oldham during January is 22.3°F (-5.4°C) and the low-temperature is 8.1°F (-13.3°C).

What is the most humid month in Oldham?

The most humid month in Oldham, South Dakota, is January, with an average relative humidity of 90%.

What is the average humidity in January in Oldham?

In Oldham, South Dakota, the average relative humidity in January is 90%.

How many days does it rain in January in Oldham?

In January, in Oldham, South Dakota, the rain falls for 1.6 days. Throughout January, 0.67" (17mm) of precipitation is accumulated.

How much does it snow in Oldham in January?

In January, it is snowing for 11.3 days. Throughout January, 3.46" (88mm) of snow is accumulated.

How many hours of daylight does Oldham have in January?

In January, the average day length is 9h and 19min.

When are sunrise and sunset in January in Oldham?

On the first day of January in Oldham, South Dakota, sunrise is at 8:04 am and sunset at 5:00 pm. On the last day of the month, sunrise is at 7:48 am and sunset at 5:36 pm CST.

What is the month with the least sunshine in Oldham?

The month with the least sunshine in Oldham, South Dakota, is January, with an average of 3.8h of sunshine.

How many hours of sunshine does Oldham have in January?

The average sunshine duration in January in Oldham, South Dakota, is 3.8h.

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

The months with the lowest UV index in Oldham are January and December, with an average maximum UV index of 1.

What is the UV index intensity in January in Oldham?

The average daily maximum UV index in January in Oldham is 1. A UV Index value of 2, and less, symbolizes a minimal health vulnerability from exposure to Sun's UV rays.
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
Oldham, SD

Average temperature in January - Oldham, SD
  • Average high temperature in January: 22.3°F

The warmest month (with the highest average high temperature) is July (82.2°F).
The month with the lowest average high temperature is January (22.3°F).

  • Average low temperature in January: 8.1°F

The month with the highest average low temperature is July (62.4°F).
The coldest month (with the lowest average low temperature) is January (8.1°F).

Average pressure in January
Oldham, SD

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

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

Average wind speed in January
Oldham, SD

Average wind speed in January - Oldham, SD
  • Average wind speed in January: 10.8mph

The windiest month (with the highest average wind speed) is April (11.6mph).
The calmest months (with the lowest average wind speed) are July and August (8.6mph).

Average humidity in January
Oldham, SD

Average humidity in January - Oldham, SD
  • Average humidity in January: 90%

The month with the highest relative humidity is January (90%).
The month with the lowest relative humidity is October (67%).

Average rainfall in January
Oldham, SD

Average rainfall in January - Oldham, SD
  • Average rainfall in January: 0.67"

The wettest month (with the highest rainfall) is June (3.23").
The driest month (with the least rainfall) is November (0.59").

Average rainfall days in January
Oldham, SD

Average rainfall days in January - Oldham, SD
  • Average rainfall days in January: 1.6 days

The month with the highest number of rainy days is June (18.7 days).
The month with the least rainy days is January (1.6 days).

Average snowfall in January
Oldham, SD

Average snowfall in January - Oldham, SD
  • Average snowfall in January: 3.46"

The month with the highest snowfall is February (4.76").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in January
Oldham, SD

Average snowfall days in January - Oldham, SD
  • Average snowfall days in January: 11.3 days

The month with the highest number of snowfall days is January (11.3 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in January / Average sunshine in January - Oldham, SD
  • Average daylight in January: 9h and 2min

The month with the longest days is June (Average daylight: 15h and 30min).
The month with the shortest days is December (Average daylight: 8h and 54min).

  • Average sunshine in January: 3h and 5min

The month with the most sunshine is July (Average sunshine: 10h and 36min).
The month with the least sunshine is January (Average sunshine: 3h and 48min).

Average sunshine days in January
Oldham, SD

Average sunshine days in January - Oldham, SD
  • Average sunshine days in January: 19.4 days

The month with the most sunshine days is November (22.4 days).
The month with the least sunshine days is June (9.5 days).

Average UV index in January
Oldham, SD

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

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

Average cloud cover in January
Oldham, SD

Average cloud cover in January - Oldham, SD
  • Average cloud cover in January: 60

The month with the most cloud cover is January (Cloud cover 60).
The month with the least cloud cover is July (Cloud cover 28).

Average visibility in January
Oldham, SD

Average visibility in January - Oldham, 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).

Oldham, South Dakota, USA

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