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 Rock Springs, the month of January is known for its lowest average temperatures, reaching a high of 22.3°F (-5.4°C) and a low of 9.9°F (-12.3°C).Humidity
The most humid month in Rock Springs, Wisconsin, is January, with an average relative humidity of 90%.Rainfall
The month with the least rainfall is January, when the rain falls for 2.9 days and typically collects 0.79" (20mm) of precipitation.Snowfall
Months with snowfall in Rock Springs are January through April, October through December. In Rock Springs, during January, snow falls for 13 days and regularly aggregates up to 3.78" (96mm) of snow. Throughout the year, there are 54.1 snowfall days, and 17.09" (434mm) of snow is accumulated.Daylight
The average length of the day in January is 9h and 23min.On the first day of January, sunrise is at 7:32 am and sunset at 4:33 pm. On the last day of the month, sunrise is at 7:16 am and sunset at 5:09 pm CST.
Sunshine
The month with the least sunshine is January, with an average of 3h of sunshine.UV index
January, February, November and December, with an average maximum UV index of 1, are months with the lowest UV index in Rock Springs, Wisconsin. A UV Index estimate of 2, and below, represents a low health risk from exposure to the Sun's UV rays for average individuals.Note: In January, the maximum UV index of 1 suggests these recommendations:
While most people can stay under the sun for an hour without burning, children must always be guarded against sun exposure. The Sun is most powerful around mid-day, so it's a good practice to reduce direct exposure. Wearing a wide-brim hat can block approximately 50% of UV radiation, protecting the eyes. Guard yourself! Snow reflection can almost double the UV radiation from the Sun.
Frequently asked questions
What is the coldest time of year in Rock Springs?
How cold is it in Rock Springs in January?
What is the most humid month in Rock Springs?
What is the average humidity in January in Rock Springs?
What is the driest month in Rock Springs?
How many days does it rain in January in Rock Springs?
How much does it snow in Rock Springs in January?
What is the average length of the day in January in Rock Springs?
What time are sunrise and sunset in January in Rock Springs?
What is the month with the least sunshine in Rock Springs?
How long on average sun shines in January in Rock Springs?
What are the months with the lowest UV index in Rock Springs?
What is the UV index reading in January in Rock Springs?
Average temperature in January
Rock Springs, WI
- Average high temperature in January: 22.3°F
The warmest month (with the highest average high temperature) is July (79.3°F).
The month with the lowest average high temperature is January (22.3°F).
- Average low temperature in January: 9.9°F
The month with the highest average low temperature is July (60.6°F).
The coldest month (with the lowest average low temperature) is January (9.9°F).
Average pressure in January
Rock Springs, WI
- Average pressure in January: 30.12"Hg
The month with the highest atmospheric pressure is January (30.12"Hg).
The month with the lowest atmospheric pressure is June (29.9"Hg).
Average wind speed in January
Rock Springs, WI
- Average wind speed in January: 9.3mph
The windiest month (with the highest average wind speed) is April (9.8mph).
The calmest month (with the lowest average wind speed) is August (6.6mph).
Average humidity in January
Rock Springs, WI
- Average humidity in January: 90%
The month with the highest relative humidity is January (90%).
The month with the lowest relative humidity is April (77%).
Average rainfall in January
Rock Springs, WI
- Average rainfall in January: 0.79"
The wettest month (with the highest rainfall) is June (2.83").
The driest month (with the least rainfall) is January (0.79").
Average rainfall days in January
Rock Springs, WI
- Average rainfall days in January: 2.9 days
The months with the highest number of rainy days are May and June (16.1 days).
The month with the least rainy days is February (2.5 days).
Average snowfall in January
Rock Springs, WI
- Average snowfall in January: 3.78"
The month with the highest snowfall is February (4.37").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in January
Rock Springs, WI
- Average snowfall days in January: 13 days
The month with the highest number of snowfall days is January (13 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in January /
Average sunshine in January
Rock Springs, WI
- Average daylight in January: 9h and 2min
The month with the longest days is June (Average daylight: 15h and 24min).
The month with the shortest days is December (Average daylight: 9h and 0min).
- Average sunshine in January: 3h and 0min
The month with the most sunshine is July (Average sunshine: 9h and 42min).
The month with the least sunshine is January (Average sunshine: 3h and 0min).
Average sunshine days in January
Rock Springs, WI
- Average sunshine days in January: 15.8 days
The month with the most sunshine days is November (18.4 days).
The month with the least sunshine days is June (11.5 days).
Average UV index in January
Rock Springs, WI
- Average UV index in January: 1
The months with the highest UV index are June, July and August (UV index 5).
The months with the lowest UV index are January, February, November and December (UV index 1).
Average cloud cover in January
Rock Springs, WI
- Average cloud cover in January: 69
The month with the most cloud cover is January (Cloud cover 69).
The months with the least cloud cover are July, August and September (Cloud cover 36).
Average visibility in January
Rock Springs, WI
- Average visibility in January: 5mi
The months with the highest visibility are March, April, May, June, October and November (6mi).
The months with the lowest visibility are January, February, July, August, September and December (5mi).
Rock Springs, Wisconsin, USA
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