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, with an average high of 26.4°F (-3.1°C) and a low of 13.1°F (-10.5°C), signifies the coldest month of the year.Humidity
The most humid month in Boone is January, with an average relative humidity of 84%.Rainfall
January is the month with the least rainfall in Boone. Rain falls for 3.9 days and accumulates 0.67" (17mm) of precipitation.Snowfall
January through May, October through December are months with snowfall. In Boone, in January, during 10.9 snowfall days, 2.91" (74mm) of snow is typically accumulated. In Boone, during the entire year, snow falls for 39.9 days and aggregates up to 10.91" (277mm) of snow.Daylight
In January, the average length of the day is 9h and 32min.On the first day of January in Boone, sunrise is at 7:43 am and sunset at 4:54 pm. On the last day of the month, sunrise is at 7:29 am and sunset at 5:28 pm CST.
Sunshine
January has the least sunshine of the year, with an average of 4h of sunshine.UV index
January, February, October through December, with an average maximum UV index of 2, are months with the lowest UV index in Boone. A UV Index estimate of 2, and below, represents a low health risk from unprotected exposure to Sun's UV rays for ordinary individuals.Note: A maximum daily UV index of 2 during January morphs into the following directions:
Many can withstand an hour in the sun without burning, yet children must always have protection against sunlight. The Sun's most harmful UV rays are emitted around midday; avoid staying outdoors for long during this time. A hat with a broad brim is indispensable, filtering out up to half of UV rays. Take precaution! The reflection from snow can almost double the UV radiation of the Sun.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What part of the year is the coldest in Boone?
How cold is January in Boone?
What is the most humid month in Boone?
What is the average humidity in January in Boone?
What is the driest month in Boone?
How much does it rain in Boone in January?
How much does it snow in Boone in January?
What is the average length of the day in January in Boone?
What time are sunrise and sunset in January in Boone?
What is the month with the least sunshine in Boone?
How long on average sun shines in January in Boone?
What is the month with the lowest UV index in Boone?
How high is the UV index in January in Boone?
Average temperature in January
Boone, IA
- Average high temperature in January: 26.4°F
The warmest month (with the highest average high temperature) is July (81.3°F).
The month with the lowest average high temperature is January (26.4°F).
- Average low temperature in January: 13.1°F
The month with the highest average low temperature is July (64.4°F).
The coldest month (with the lowest average low temperature) is January (13.1°F).
Average pressure in January
Boone, IA
- Average pressure in January: 30.16"Hg
The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.88"Hg).
Average wind speed in January
Boone, IA
- Average wind speed in January: 10.5mph
The windiest month (with the highest average wind speed) is April (10.7mph).
The calmest months (with the lowest average wind speed) are July and August (7.1mph).
Average humidity in January
Boone, IA
- Average humidity in January: 84%
The month with the highest relative humidity is January (84%).
The month with the lowest relative humidity is October (69%).
Average rainfall in January
Boone, IA
- Average rainfall in January: 0.67"
The wettest month (with the highest rainfall) is June (3.35").
The driest month (with the least rainfall) is January (0.67").
Average rainfall days in January
Boone, IA
- Average rainfall days in January: 3.9 days
The month with the highest number of rainy days is June (17.4 days).
The month with the least rainy days is February (3.2 days).
Average snowfall in January
Boone, IA
- Average snowfall in January: 2.91"
The month with the highest snowfall is February (3.07").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in January
Boone, IA
- Average snowfall days in January: 10.9 days
The month with the highest number of snowfall days is January (10.9 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in January /
Average sunshine in January
Boone, IA
- Average daylight in January: 9h and 3min
The month with the longest days is June (Average daylight: 15h and 12min).
The month with the shortest days is December (Average daylight: 9h and 12min).
- Average sunshine in January: 4h and 0min
The month with the most sunshine is July (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 4h and 0min).
Average sunshine days in January
Boone, IA
- Average sunshine days in January: 18.4 days
The month with the most sunshine days is October (19.5 days).
The month with the least sunshine days is June (10.5 days).
Average UV index in January
Boone, IA
- Average UV index in January: 2
The months with the highest UV index are June and July (UV index 6).
The months with the lowest UV index are January, February, October, November and December (UV index 2).
Average cloud cover in January
Boone, IA
- Average cloud cover in January: 56
The month with the most cloud cover is January (Cloud cover 56).
The month with the least cloud cover is September (Cloud cover 30).
Average visibility in January
Boone, IA
- Average visibility in January: 5mi
The months with the highest visibility are February, March, April, May, June, September, October, November and December (6mi).
The months with the lowest visibility are January, July and August (5mi).
Boone, Iowa, USA
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