January weather forecastBlack Horse, SD
January
Weather in January
January, like December, is a freezing cold winter month in Black Horse, South Dakota, with an average temperature varying between 25.2°F (-3.8°C) and 11.7°F (-11.3°C).Temperature
In Black Horse, the lowest average temperatures are observed in January, with 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
January through May, October through December are months with snowfall. In Black Horse, in January, snow falls for 12.8 days, with typically accumulated 2.95" (75mm) of snow. Throughout the year, there are 65.8 snowfall days, and 21.42" (544mm) of snow is accumulated.Daylight
In Black Horse, the average length of the day in January is 9h and 10min.On the first day of January, sunrise is at 7:26 am and sunset at 4:11 pm. On the last day of the month, sunrise is at 7:08 am and sunset at 4:49 pm MST.
Sunshine
January has the least sunshine of the year, with an average of 4.6h of sunshine.UV index
In January, the average daily maximum UV index is 2. A UV Index reading of 2, and below, represents a low threat to health from exposure to the Sun's UV radiation for the average person.Note: In January, the maximum UV index of 2 suggests this advice:
Although prolonged sun exposure does not typically bother most people, children, babies, and those with sensitive skin should always have protection. The Sun's radiation is especially intense around midday; try to stay in shade during this period. For minimizing sun-related eye damage, always choose sunglasses with UVA and UVB coverage. Mind you! Snow reflection can increase the intensity of the Sun's UV radiation nearly twofold.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in January
Black Horse, 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
Black Horse, 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
Black Horse, 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
Black Horse, 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
Black Horse, 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
Black Horse, 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
Black Horse, 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
Black Horse, 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
Black Horse, SD
- Average daylight in January: 9h and 12min
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 48min).
- Average sunshine in January: 4h and 36min
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
Black Horse, 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
Black Horse, 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
Black Horse, 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
Black Horse, 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).
