January weather forecastRockville, UT
January
Weather in January
January, like December, is a frosty winter month in Rockville, Utah, with temperature in the range of an average high of 45°F (7.2°C) and an average low of 28.9°F (-1.7°C).Temperature
Rockville ushers in January with an average high-temperature of a still chilly 45°F (7.2°C), showing a close resemblance to the previous month. Throughout January, Rockville registers a consistent average low-temperature of 28.9°F (-1.7°C).Humidity
With an average relative humidity of 64%, January is the most humid month in Rockville.Rainfall
In January, the rain falls for 4.9 days. Throughout January, 1.02" (26mm) of precipitation is accumulated. Throughout the year, in Rockville, there are 73.7 rainfall days, and 9.88" (251mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through April, November and December. In Rockville, in January, during 5 snowfall days, 5.08" (129mm) of snow is typically accumulated. In Rockville, during the entire year, snow falls for 24 days and aggregates up to 21.93" (557mm) of snow.Daylight
In Rockville, the average length of the day in January is 9h and 57min.On the first day of January, sunrise is at 7:45 am and sunset at 5:25 pm. On the last day of the month, sunrise is at 7:35 am and sunset at 5:55 pm MST.
Sunshine
January and December, with an average of 7h of sunshine, are months with the least sunshine.UV index
The months with the lowest UV index are January, February, November and December, with an average maximum UV index of 2. A UV Index estimate of 2, and below, represents a low health risk from unsafe exposure to UV radiation for the average person.Note: The maximum UV index, 2 during January, leads to the following recommendations:
Children, infants, and individuals with sensitive skin should be constantly protected from extended sun exposure. The Sun's UV radiation is especially harmful around midday, so reduce exposure and stay safe. It's wise to wear UVA and UVB-blocking sunglasses when the sun shines brightly. Watch out! The Sun's UV radiation can be nearly magnified twofold due to snow reflection.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in January
Rockville, UT
- Average high temperature in January: 45°F
The warmest month (with the highest average high temperature) is July (90°F).
The month with the lowest average high temperature is December (43.9°F).
- Average low temperature in January: 28.9°F
The month with the highest average low temperature is July (69.4°F).
The coldest months (with the lowest average low temperature) are January and December (28.9°F).
Average pressure in January
Rockville, UT
- Average pressure in January: 30.19"Hg
The month with the highest atmospheric pressure is January (30.19"Hg).
The month with the lowest atmospheric pressure is June (29.84"Hg).
Average wind speed in January
Rockville, UT
- Average wind speed in January: 5.5mph
The windiest months (with the highest average wind speed) are April and May (7.5mph).
The calmest month (with the lowest average wind speed) is December (5.3mph).
Average humidity in January
Rockville, UT
- Average humidity in January: 64%
The month with the highest relative humidity is January (64%).
The month with the lowest relative humidity is June (20%).
Average rainfall in January
Rockville, UT
- Average rainfall in January: 1.02"
The wettest month (with the highest rainfall) is March (1.14").
The driest month (with the least rainfall) is June (0.16").
Average rainfall days in January
Rockville, UT
- Average rainfall days in January: 4.9 days
The month with the highest number of rainy days is July (10.9 days).
The month with the least rainy days is June (2.3 days).
Average snowfall in January
Rockville, UT
- Average snowfall in January: 5.08"
The month with the highest snowfall is February (6.06").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in January
Rockville, UT
- Average snowfall days in January: 5 days
The months with the highest number of snowfall days are February and December (5.9 days).
The months with the least snowfall days are June, July, August, September and October (0 days).
Average daylight in January /
Average sunshine in January
Rockville, UT
- Average daylight in January: 10h and 0min
The month with the longest days is June (Average daylight: 14h and 42min).
The month with the shortest days is December (Average daylight: 9h and 42min).
- Average sunshine in January: 7h and 0min
The months with the most sunshine are June and July (Average sunshine: 11h and 54min).
The months with the least sunshine are January and December (Average sunshine: 7h and 0min).
Average sunshine days in January
Rockville, UT
- Average sunshine days in January: 23.3 days
The month with the most sunshine days is June (25.3 days).
The month with the least sunshine days is July (13.8 days).
Average UV index in January
Rockville, UT
- Average UV index in January: 2
The month with the highest UV index is July (UV index 7).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in January
Rockville, UT
- Average cloud cover in January: 21
The month with the most cloud cover is December (Cloud cover 22).
The month with the least cloud cover is June (Cloud cover 6).
Average visibility in January
Rockville, UT
- 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).





