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
The commencement of January in Rock Springs notes an average high-temperature of a still freezing cold 26.6°F (-3°C), exhibiting little difference from the previous month. In Rock Springs, the January nights cool down to an average low of 10.8°F (-11.8°C).Humidity
January is the most humid month, with an average relative humidity of 84%.Rainfall
In Rock Springs, during January, the rain falls for 5.6 days and regularly aggregates up to 0.67" (17mm) of precipitation. Throughout the year, in Rock Springs, there are 93.5 rainfall days, and 10.31" (262mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through June, September through December. In Rock Springs, in January, snow falls for 13.3 days, with typically accumulated 4.37" (111mm) of snow. Throughout the year, there are 75.5 snowfall days, and 30.16" (766mm) of snow is accumulated.Daylight
The average length of the day in January in Rock Springs is 9h and 35min.On the first day of January in Rock Springs, sunrise is at 7:43 am and sunset at 4:57 pm. On the last day of the month, sunrise is at 7:29 am and sunset at 5:30 pm MST.
Sunshine
The months with the least sunshine in Rock Springs, Wyoming, are January and December, with an average of 5.9h of sunshine.UV index
January through April, October through December, with an average maximum UV index of 2, are months with the lowest UV index in Rock Springs. A UV Index value of 2, and less, symbolizes a minimal health hazard from exposure to the Sun's UV radiation for average individuals.Note: A maximum daily UV index of 2 during January morphs into the following directions:
Children, infants, and individuals with sensitive skin should be constantly protected from extended sun exposure. UV radiation from the Sun is most dangerous during midday; take precautions and seek shade. A wide-brimmed hat is a staple for defending the face, eyes, ears, and neck from the Sun. Be watchful! The reflection of snow can enhance the intensity of the Sun's UV radiation nearly double.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is January in Rock Springs?
What is the most humid month in Rock Springs?
What is the average humidity in January in Rock Springs?
How many days does it rain in January in Rock Springs?
How much does it snow in Rock Springs in January?
How many hours of daylight does Rock Springs have in January?
What time are sunrise and sunset in January in Rock Springs?
What is the month with the least sunshine in Rock Springs?
How many hours of sunshine does Rock Springs have in January?
What is the month with the lowest UV index in Rock Springs?
How high is the UV index in January in Rock Springs?
Average temperature in January
Rock Springs, WY
- Average high temperature in January: 26.6°F
The warmest month (with the highest average high temperature) is July (81.5°F).
The month with the lowest average high temperature is December (25.7°F).
- Average low temperature in January: 10.8°F
The month with the highest average low temperature is July (60.4°F).
The coldest month (with the lowest average low temperature) is January (10.8°F).
Average pressure in January
Rock Springs, WY
- Average pressure in January: 30.28"Hg
The month with the highest atmospheric pressure is January (30.28"Hg).
The month with the lowest atmospheric pressure is June (29.89"Hg).
Average wind speed in January
Rock Springs, WY
- Average wind speed in January: 9.4mph
The windiest month (with the highest average wind speed) is April (12.2mph).
The calmest month (with the lowest average wind speed) is August (8.7mph).
Average humidity in January
Rock Springs, WY
- Average humidity in January: 84%
The month with the highest relative humidity is January (84%).
The months with the lowest relative humidity are July and August (31%).
Average rainfall in January
Rock Springs, WY
- Average rainfall in January: 0.67"
The wettest month (with the highest rainfall) is May (1.5").
The driest month (with the least rainfall) is July (0.47").
Average rainfall days in January
Rock Springs, WY
- Average rainfall days in January: 5.6 days
The month with the highest number of rainy days is May (13.8 days).
The month with the least rainy days is December (4.7 days).
Average snowfall in January
Rock Springs, WY
- Average snowfall in January: 4.37"
The month with the highest snowfall is March (6.14").
The months with the least snowfall are July and August (0").
Average snowfall days in January
Rock Springs, WY
- Average snowfall days in January: 13.3 days
The month with the highest number of snowfall days is December (13.5 days).
The months with the least snowfall days are July and August (0 days).
Average daylight in January /
Average sunshine in January
Rock Springs, WY
- Average daylight in January: 9h and 4min
The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 12min).
- Average sunshine in January: 5h and 5min
The months with the most sunshine are July and August (Average sunshine: 11h and 48min).
The months with the least sunshine are January and December (Average sunshine: 5h and 54min).
Average sunshine days in January
Rock Springs, WY
- Average sunshine days in January: 16.8 days
The month with the most sunshine days is September (19.8 days).
The month with the least sunshine days is April (11.5 days).
Average UV index in January
Rock Springs, WY
- 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, April, October, November and December (UV index 2).
Average cloud cover in January
Rock Springs, WY
- Average cloud cover in January: 41
The month with the most cloud cover is February (Cloud cover 43).
The month with the least cloud cover is August (Cloud cover 13).
Average visibility in January
Rock Springs, WY
- Average visibility in January: 5mi
The months with the highest visibility are March, April, May, June, July, August, September, October and November (6mi).
The months with the lowest visibility are January, February and December (5mi).
Rock Springs, Wyoming, USA
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