Contents
- Weather in January
- Frequently asked questions
- Average temperature in January
- Average pressure in January
- Average wind speed in January
- Average humidity in January
- Average rainfall in January
- Average rainfall days in January
- Average snowfall in January
- Average snowfall days in January
- Average daylight in January
- Average sunshine in January
- Average sunshine days in January
- Average UV index in January
- Average cloud cover in January
- Average visibility in January
Weather in January
Temperature
In Lead, the average high-temperature in January is almost the same as in December - a still subzero cold 30.6°F (-0.8°C). In Lead, in January, the average low-temperature is 17.1°F (-8.3°C).Humidity
January and February, with an average relative humidity of 79%, are the most humid months in Lead.Rainfall
January is the month with the least rainfall in Lead. Rain falls for 3.7 days and accumulates 0.55" (14mm) of precipitation.Snowfall
Months with snowfall are January through June, September through December. In Lead, in January, snow falls for 11.7 days, with typically accumulated 2.87" (73mm) of snow. Throughout the year, in Lead, there are 66.6 snowfall days, and 34.53" (877mm) of snow is accumulated.Daylight
In Lead, the average length of the day in January is 9h and 19min.On the first day of January in Lead, sunrise is at 7:30 am and sunset at 4:26 pm. On the last day of the month, sunrise is at 7:14 am and sunset at 5:02 pm MST.
Sunshine
The average sunshine in January is 6h.UV index
January through March, October through December, with an average maximum UV index of 2, are months with the lowest UV index in Lead. A UV Index estimate of 2, and below, represents a low health risk from exposure to the Sun's UV rays for the ordinary person.Note: In January, the average maximum UV index of 2 translate into the following recommendations:
Most people can stay in the Sun for up to 1 hour without burning, apart from children that always must be protected from sun exposure. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes. Beware! The strength of the UV rays is increased nearly double-fold by the reflection of the snow.
FAQ
What is the temperature in January in Lead?
What are the most humid months in Lead?
What is the average humidity in January in Lead?
What is the driest month in Lead?
How many days does it rain in January in Lead?
How many days does it snow in January in Lead?
What is the average length of the day in January in Lead?
When is the sunrise / sunset in January in Lead?
How long on average sun shines in January in Lead?
When is the lowest UV index in Lead?
How high is the UV index in January in Lead?
Average temperature in January
Lead, SD
- Average high temperature in January: 30.6°F
The warmest month (with the highest average high temperature) is July (81.9°F).
The month with the lowest average high temperature is December (29.7°F).
- Average low temperature in January: 17.1°F
The month with the highest average low temperature is July (60.4°F).
The coldest month (with the lowest average low temperature) is February (15.4°F).
Average pressure in January
Lead, SD
- Average pressure in January: 30.14"Hg
The month with the highest atmospheric pressure is January (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.84"Hg).
Average wind speed in January
Lead, SD
- Average wind speed in January: 9.8mph
The windiest month (with the highest average wind speed) is October (9.9mph).
The calmest month (with the lowest average wind speed) is August (7.6mph).
Average humidity in January
Lead, SD
- Average humidity in January: 79%
The months with the highest relative humidity are January and February (79%).
The months with the lowest relative humidity are August and September (51%).
Average rainfall in January
Lead, SD
- Average rainfall in January: 0.55"
The wettest month (with the highest rainfall) is May (1.93").
The driest month (with the least rainfall) is January (0.55").
Average rainfall days in January
Lead, SD
- Average rainfall days in January: 3.7 days
The month with the highest number of rainy days is June (14.2 days).
The month with the least rainy days is November (2.7 days).
Average snowfall in January
Lead, SD
- Average snowfall in January: 2.87"
The month with the highest snowfall is April (6.54").
The months with the least snowfall are July and August (0").
Average snowfall days in January
Lead, SD
- Average snowfall days in January: 11.7 days
The month with the highest number of snowfall days is January (11.7 days).
The months with the least snowfall days are July and August (0 days).
Average daylight in January /
Average sunshine in January
Lead, SD
- Average daylight in January: 9h and 19min
The month with the longest days is June (Average daylight: 15h and 28min).
The month with the shortest days is December (Average daylight: 8h and 55min).
- Average sunshine in January: 6h and 0min
The month with the most sunshine is August (Average sunshine: 11h and 42min).
The month with the least sunshine is February (Average sunshine: 5h and 54min).
Average sunshine days in January
Lead, SD
- Average sunshine days in January: 17.8 days
The month with the most sunshine days is November (20.5 days).
The month with the least sunshine days is June (12.3 days).
Average UV index in January
Lead, SD
- Average UV index in January: 2
The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January, February, March, October, November and December (UV index 2).
Average cloud cover in January
Lead, SD
- Average cloud cover in January: 38
The months with the most cloud cover are February and April (Cloud cover 40).
The month with the least cloud cover is August (Cloud cover 16).
Average visibility in January
Lead, 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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