January weather forecast
Bon Homme Colony, SD

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Weather in January

January, like December, is another subzero cold winter month in Bon Homme Colony, South Dakota, with an average temperature ranging between max 26.8°F (-2.9°C) and min 12.9°F (-10.6°C).

Temperature

Bon Homme Colony's January weather reaches an average high of 26.8°F (-2.9°C) and an average low of 12.9°F (-10.6°C), making it the coldest month.

Humidity

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

Rainfall

In Bon Homme Colony, in January, during 3.4 rainfall days, 0.67" (17mm) of precipitation is typically accumulated. Throughout the year, there are 117.9 rainfall days, and 21.93" (557mm) of precipitation is accumulated.

Snowfall

Months with snowfall are January through May, October through December. In Bon Homme Colony, during January, snow falls for 9.7 days and regularly aggregates up to 2.6" (66mm) of snow. Throughout the year, in Bon Homme Colony, there are 37.4 snowfall days, and 14.45" (367mm) of snow is accumulated.

Daylight

In Bon Homme Colony, the average length of the day in January is 9h and 28min.
On the first day of the month, sunrise is at 8:01 am and sunset at 5:06 pm. On the last day of January, in Bon Homme Colony, sunrise is at 7:46 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

January is the month with the lowest UV index, with an average maximum UV index of 1. A UV Index estimate of 2, and below, represents a minimal health vulnerability from exposure to the Sun's UV radiation for average individuals.
Note: The maximum daily UV index of 1 in January converts into the following recommendations:
Babies, children, and those with sensitive skin should always avoid extended periods in the sun. Solar radiation is at its peak intensity during midday, so it's advisable to stay indoors or in the shade. Fend off the sun's harsh rays with appropriate clothing, a wide-brim hat, and UV-protective sunglasses. 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 is the coldest time of year in Bon Homme Colony?

With its average high temperature of 26.8°F (-2.9°C) and a low of 12.9°F (-10.6°C), January is regarded as the coldest month in Bon Homme Colony, South Dakota.

How cold is January in Bon Homme Colony?

Bon Homme Colony in January has an average high-temperature of 26.8°F (-2.9°C) and an average low-temperature of 12.9°F (-10.6°C).

What is the most humid month in Bon Homme Colony?

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

What is the average humidity in January in Bon Homme Colony?

In January, the average relative humidity in Bon Homme Colony is 85%.

How many days does it rain in January in Bon Homme Colony?

In Bon Homme Colony, during January, the rain falls for 3.4 days and regularly aggregates up to 0.67" (17mm) of precipitation.

How much does it snow in Bon Homme Colony in January?

In Bon Homme Colony, South Dakota, during January, snow falls for 9.7 days and regularly aggregates up to 2.6" (66mm) of snow.

What is the average length of the day in January in Bon Homme Colony?

The average day length in January in Bon Homme Colony is 9h and 28min.

What time are sunrise and sunset in January in Bon Homme Colony?

In January, on the first day of the month, sunrise is at 8:01 am and sunset at 5:06 pm. On the last day of the month, sunrise is at 7:46 am and sunset at 5:41 pm CST.

What is the month with the least sunshine in Bon Homme Colony?

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

How many hours of sunshine does Bon Homme Colony have in January?

In Bon Homme Colony, the average sunshine duration in January is 4.4h.

When is the lowest UV index in Bon Homme Colony?

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

What is the UV index reading in January in Bon Homme Colony?

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

Average temperature in January - Bon Homme Colony, 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
Bon Homme Colony, SD

Average pressure in January - Bon Homme Colony, 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
Bon Homme Colony, SD

Average wind speed in January - Bon Homme Colony, 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
Bon Homme Colony, SD

Average humidity in January - Bon Homme Colony, 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
Bon Homme Colony, SD

Average rainfall in January - Bon Homme Colony, 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
Bon Homme Colony, SD

Average rainfall days in January - Bon Homme Colony, 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
Bon Homme Colony, SD

Average snowfall in January - Bon Homme Colony, 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
Bon Homme Colony, SD

Average snowfall days in January - Bon Homme Colony, 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
Bon Homme Colony, SD

Average daylight in January / Average sunshine in January - Bon Homme Colony, 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
Bon Homme Colony, SD

Average sunshine days in January - Bon Homme Colony, 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
Bon Homme Colony, SD

Average UV index in January - Bon Homme Colony, 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
Bon Homme Colony, SD

Average cloud cover in January - Bon Homme Colony, 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
Bon Homme Colony, SD

Average visibility in January - Bon Homme Colony, 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).

Bon Homme Colony, South Dakota, USA

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