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 coldest temperatures occur during January, when averages reach a peak of 32.2°F (0.1°C) and a low of 20.5°F (-6.4°C).Humidity
January and December, with an average relative humidity of 83%, are the most humid months in Chesterfield.Rainfall
In Chesterfield, in January, it is raining for 6.8 days, with typically 1.34" (34mm) of accumulated precipitation. Throughout the year, there are 146.5 rainfall days, and 22.32" (567mm) of precipitation is accumulated.Snowfall
January through April, October through December are months with snowfall. In Chesterfield, during January, snow falls for 9.8 days and regularly aggregates up to 1.69" (43mm) of snow. Throughout the year, there are 34.2 snowfall days, and 9.17" (233mm) of snow is accumulated.Daylight
In Chesterfield, the average length of the day in January is 9h and 43min.On the first day of January, sunrise is at 8:04 am and sunset at 5:27 pm. On the last day of the month, sunrise is at 7:52 am and sunset at 5:59 pm EST.
Sunshine
With an average of 3.7h of sunshine, January has the least sunshine of the year.UV index
The months with the lowest UV index in Chesterfield are January through March, October through December, with an average maximum UV index of 2. A UV Index estimate of 2, and below, represents a low threat to health from unprotected exposure to Sun's UV rays for the ordinary person.Note: The maximum daily UV index of 2 in January converts into the following recommendations:
Apart from children, who require continuous protection, most can endure sun exposure for up to an hour without experiencing burns. The most potent solar radiation is around mid-day, so one should minimize exposure to direct sunlight during this period. Boost your sun resistance with garments that are densely woven yet spacious. Mind you! Snow reflection can increase the intensity of the Sun's UV radiation nearly twofold.
Frequently asked questions
What is the coldest month in Chesterfield?
How cold is it in Chesterfield in January?
What is the most humid month in Chesterfield?
What is the average humidity in January in Chesterfield?
How much does it rain in Chesterfield in January?
How many days does it snow in January in Chesterfield?
What is the average length of the day in January in Chesterfield?
When are sunrise and sunset in January in Chesterfield?
What is the month with the least sunshine in Chesterfield?
How long on average sun shines in January in Chesterfield?
What are the months with the lowest UV index in Chesterfield?
How high is the UV index in January in Chesterfield?
Average temperature in January
Chesterfield, IN
- Average high temperature in January: 32.2°F
The warmest month (with the highest average high temperature) is July (81.1°F).
The month with the lowest average high temperature is January (32.2°F).
- Average low temperature in January: 20.5°F
The month with the highest average low temperature is July (64.6°F).
The coldest month (with the lowest average low temperature) is January (20.5°F).
Average pressure in January
Chesterfield, IN
- Average pressure in January: 30.13"Hg
The month with the highest atmospheric pressure is January (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in January
Chesterfield, IN
- Average wind speed in January: 10.4mph
The windiest month (with the highest average wind speed) is January (10.4mph).
The calmest months (with the lowest average wind speed) are July and August (6mph).
Average humidity in January
Chesterfield, IN
- Average humidity in January: 83%
The months with the highest relative humidity are January and December (83%).
The month with the lowest relative humidity is October (74%).
Average rainfall in January
Chesterfield, IN
- Average rainfall in January: 1.34"
The wettest month (with the highest rainfall) is May (2.8").
The driest month (with the least rainfall) is February (1.22").
Average rainfall days in January
Chesterfield, IN
- Average rainfall days in January: 6.8 days
The month with the highest number of rainy days is May (18.1 days).
The month with the least rainy days is February (6.3 days).
Average snowfall in January
Chesterfield, IN
- Average snowfall in January: 1.69"
The month with the highest snowfall is February (2.24").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in January
Chesterfield, IN
- 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 June, July, August and September (0 days).
Average daylight in January /
Average sunshine in January
Chesterfield, IN
- Average daylight in January: 9h and 4min
The month with the longest days is June (Average daylight: 15h and 0min).
The month with the shortest days is December (Average daylight: 9h and 24min).
- Average sunshine in January: 3h and 4min
The month with the most sunshine is June (Average sunshine: 10h and 12min).
The month with the least sunshine is January (Average sunshine: 3h and 42min).
Average sunshine days in January
Chesterfield, IN
- Average sunshine days in January: 16.1 days
The month with the most sunshine days is November (18.4 days).
The month with the least sunshine days is May (10.7 days).
Average UV index in January
Chesterfield, IN
- Average UV index in January: 2
The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January, February, March, October, November and December (UV index 2).
Average cloud cover in January
Chesterfield, IN
- Average cloud cover in January: 62
The month with the most cloud cover is January (Cloud cover 62).
The month with the least cloud cover is August (Cloud cover 32).
Average visibility in January
Chesterfield, IN
- Average visibility in January: 6mi
The months with the highest visibility are January, February, March, April, May, June, July, September, October, November and December (6mi).
The month with the lowest visibility is August (5mi).
Chesterfield, Indiana, USA
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