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 28.8°F (-1.8°C) and a low of 16.2°F (-8.8°C).Humidity
In Chesterfield, Massachusetts, the average relative humidity in January is 82%.Rainfall
In Chesterfield, in January, it is raining for 8.4 days, with typically 1.89" (48mm) of accumulated precipitation. In Chesterfield, during the entire year, the rain falls for 141.4 days and collects up to 24.45" (621mm) of precipitation.Snowfall
Months with snowfall in Chesterfield are January through May, October through December. In January, it is snowing for 9.2 days. Throughout January, 5.08" (129mm) of snow is accumulated. Throughout the year, in Chesterfield, there are 40.7 snowfall days, and 22.56" (573mm) of snow is accumulated.Daylight
In January, the average length of the day in Chesterfield is 9h and 30min.On the first day of the month, sunrise is at 7:20 am and sunset at 4:29 pm. On the last day of January, sunrise is at 7:06 am and sunset at 5:03 pm EST.
Sunshine
In January, the average sunshine is 5.2h.UV index
January through March, October through December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index estimate of 2, and below, represents a low health risk from unprotected exposure to Sun's UV rays for average individuals.Note: The UV index of 2 during January leads to these advisories:
Extended sunlight exposure does not pose significant problems for most people, except for children, infants, and people with fair skin who always need shielding. Direct exposure to the Sun's intense radiation around midday should be avoided for health reasons. To mitigate harm from sun exposure, pick sunglasses offering UVA and UVB defense. Take heed! Reflection from the snow can almost amplify the Sun's UV radiation by double.
Frequently asked questions
What part of the year is the coldest in Chesterfield?
How cold is it in Chesterfield in January?
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?
How many hours of daylight does Chesterfield have in January?
When is the sunrise / sunset in January in Chesterfield?
How many hours of sunshine does Chesterfield have in January?
What is the month with the lowest UV index in Chesterfield?
How high is the UV index in January in Chesterfield?
Average temperature in January
Chesterfield, MA
- Average high temperature in January: 28.8°F
The warmest month (with the highest average high temperature) is July (80.8°F).
The month with the lowest average high temperature is January (28.8°F).
- Average low temperature in January: 16.2°F
The month with the highest average low temperature is July (58.8°F).
The coldest month (with the lowest average low temperature) is January (16.2°F).
Average pressure in January
Chesterfield, MA
- Average pressure in January: 30.02"Hg
The month with the highest atmospheric pressure is November (30.08"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).
Average wind speed in January
Chesterfield, MA
- Average wind speed in January: 7.6mph
The windiest months (with the highest average wind speed) are February and March (7.7mph).
The calmest month (with the lowest average wind speed) is August (5mph).
Average humidity in January
Chesterfield, MA
- Average humidity in January: 82%
The month with the highest relative humidity is February (84%).
The month with the lowest relative humidity is April (73%).
Average rainfall in January
Chesterfield, MA
- Average rainfall in January: 1.89"
The wettest month (with the highest rainfall) is October (2.6").
The driest month (with the least rainfall) is August (1.57").
Average rainfall days in January
Chesterfield, MA
- Average rainfall days in January: 8.4 days
The month with the highest number of rainy days is May (14.6 days).
The month with the least rainy days is January (8.4 days).
Average snowfall in January
Chesterfield, MA
- Average snowfall in January: 5.08"
The month with the highest snowfall is February (6.3").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in January
Chesterfield, MA
- Average snowfall days in January: 9.2 days
The month with the highest number of snowfall days is February (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, MA
- 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 6min).
- Average sunshine in January: 5h and 1min
The month with the most sunshine is August (Average sunshine: 10h and 24min).
The month with the least sunshine is February (Average sunshine: 4h and 36min).
Average sunshine days in January
Chesterfield, MA
- Average sunshine days in January: 16.9 days
The month with the most sunshine days is January (16.9 days).
The month with the least sunshine days is April (12.7 days).
Average UV index in January
Chesterfield, MA
- 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, March, October, November and December (UV index 2).
Average cloud cover in January
Chesterfield, MA
- Average cloud cover in January: 45
The month with the most cloud cover is February (Cloud cover 49).
The month with the least cloud cover is August (Cloud cover 33).
Average visibility in January
Chesterfield, MA
- Average visibility in January: 5mi
The months with the highest visibility are April and November (6mi).
The months with the lowest visibility are January, February, March, May, June, July, August, September, October and December (5mi).
Chesterfield, Massachusetts, USA
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