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
January is the coldest month, exhibiting average temperatures of 23.4°F (-4.8°C) at the peak and 10.8°F (-11.8°C) at the base.Humidity
January is the most humid month, with an average relative humidity of 88%.Rainfall
January is the month with the least rainfall. Rain falls for 2.4 days and accumulates 0.39" (10mm) of precipitation.Snowfall
Months with snowfall in Lone Rock are January through April, October through December. In Lone Rock, in January, snow falls for 9.8 days, with typically accumulated 1.93" (49mm) of snow. Throughout the year, in Lone Rock, there are 36.9 snowfall days, and 8.43" (214mm) of snow is accumulated.Daylight
In January, the average length of the day is 9h and 25min.On the first day of January in Lone Rock, sunrise is at 7:49 am and sunset at 4:52 pm. On the last day of the month, sunrise is at 7:33 am and sunset at 5:27 pm CST.
Sunshine
January has the least sunshine of the year, with an average of 3.8h of sunshine.UV index
In January, the average daily maximum UV index is 2. A UV Index estimate of 2, and below, represents a minimal health hazard from unsafe exposure to UV radiation for the ordinary person.Note: The maximum UV index, 2 during January, leads to the following recommendations:
Unlike children, who always need sun protection, most individuals can remain in the sun for up to an hour without getting burnt. The mid-day Sun emits the most powerful UV radiation, so seek shade and minimize exposure. Fend off the sun's harsh rays with appropriate clothing, a wide-brim hat, and UV-protective sunglasses. 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
What is the coldest time of year in Lone Rock?
How cold is it in Lone Rock in January?
What is the most humid month in Lone Rock?
What is the average humidity in January in Lone Rock?
What is the driest month in Lone Rock?
How much does it rain in Lone Rock in January?
How many days does it snow in January in Lone Rock?
How many hours of daylight does Lone Rock have in January?
When is the sunrise / sunset in January in Lone Rock?
What is the month with the least sunshine in Lone Rock?
How long on average sun shines in January in Lone Rock?
What is the UV index intensity in January in Lone Rock?
Average temperature in January
Lone Rock, IA
- Average high temperature in January: 23.4°F
The warmest month (with the highest average high temperature) is July (80.6°F).
The month with the lowest average high temperature is January (23.4°F).
- Average low temperature in January: 10.8°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 (10.8°F).
Average pressure in January
Lone Rock, IA
- Average pressure in January: 30.15"Hg
The month with the highest atmospheric pressure is January (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.88"Hg).
Average wind speed in January
Lone Rock, IA
- Average wind speed in January: 10.9mph
The windiest months (with the highest average wind speed) are January and April (10.9mph).
The calmest months (with the lowest average wind speed) are July and August (7.5mph).
Average humidity in January
Lone Rock, IA
- Average humidity in January: 88%
The month with the highest relative humidity is January (88%).
The month with the lowest relative humidity is October (68%).
Average rainfall in January
Lone Rock, IA
- Average rainfall in January: 0.39"
The wettest month (with the highest rainfall) is June (1.89").
The driest month (with the least rainfall) is January (0.39").
Average rainfall days in January
Lone Rock, IA
- Average rainfall days in January: 2.4 days
The month with the highest number of rainy days is June (14.5 days).
The month with the least rainy days is February (2.1 days).
Average snowfall in January
Lone Rock, IA
- Average snowfall in January: 1.93"
The month with the highest snowfall is February (2.56").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in January
Lone Rock, IA
- Average snowfall days in January: 9.8 days
The month with the highest number of snowfall days is January (9.8 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight in January /
Average sunshine in January
Lone Rock, IA
- Average daylight in January: 9h and 2min
The month with the longest days is June (Average daylight: 15h and 18min).
The month with the shortest days is December (Average daylight: 9h and 0min).
- Average sunshine in January: 3h and 5min
The month with the most sunshine is July (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 3h and 48min).
Average sunshine days in January
Lone Rock, IA
- Average sunshine days in January: 21.4 days
The month with the most sunshine days is November (22.5 days).
The month with the least sunshine days is June (12.8 days).
Average UV index in January
Lone Rock, IA
- Average UV index in January: 2
The months with the highest UV index are June and July (UV index 6).
The month with the lowest UV index is December (UV index 1).
Average cloud cover in January
Lone Rock, IA
- Average cloud cover in January: 59
The month with the most cloud cover is January (Cloud cover 59).
The month with the least cloud cover is July (Cloud cover 31).
Average visibility in January
Lone Rock, IA
- Average visibility in January: 6mi
The months with the highest visibility are January, February, March, April, May, June, August, September, October, November and December (6mi).
The month with the lowest visibility is July (5mi).
Lone Rock, Iowa, USA
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