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
West Millbury's coldest weather arrives in January, when temperatures average a high of 31.5°F (-0.3°C) and a low of 19.6°F (-6.9°C).Humidity
The average relative humidity in January is 79%.Rainfall
In West Millbury, in January, it is raining for 7.8 days, with typically 2.44" (62mm) of accumulated precipitation. Throughout the year, there are 151.1 rainfall days, and 31.26" (794mm) of precipitation is accumulated.Snowfall
January through May, October through December are months with snowfall. In January, it is snowing for 8.8 days. Throughout January, 3.58" (91mm) of snow is accumulated. Throughout the year, in West Millbury, there are 37.7 snowfall days, and 20.59" (523mm) of snow is accumulated.Daylight
In West Millbury, the average length of the day in January is 9h and 31min.On the first day of the month, sunrise is at 7:15 am and sunset at 4:25 pm. On the last day of January, sunrise is at 7:01 am and sunset at 4:59 pm EST.
Sunshine
In January, the average sunshine is 4.8h.UV index
The months with the lowest UV index are January through March, November and December, with an average maximum UV index of 2. A UV Index value of 2, and less, symbolizes a low threat to health from exposure to the Sun's UV rays for the ordinary person.Note: The maximum daily UV index of 2 in January converts into the following recommendations:
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. Employ a wide-brim hat for potent defense against up to 50% of UV rays. Mind you! Snow reflection can increase the intensity of the Sun's UV radiation nearly twofold.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the coldest month?
How cold is it in January?
What is the average humidity in January?
How much does it rain in January?
How much does it snow in January?
What is the average length of the day in January?
What time are sunrise and sunset in January?
How long on average sun shines in January?
When is the lowest UV index in West Millbury?
What is the UV index reading in January?
Average temperature in January
West Millbury, MA
- Average high temperature in January: 31.5°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 (31.5°F).
- Average low temperature in January: 19.6°F
The month with the highest average low temperature is July (61.7°F).
The coldest month (with the lowest average low temperature) is January (19.6°F).
Average pressure in January
West Millbury, 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 (29.93"Hg).
Average wind speed in January
West Millbury, MA
- Average wind speed in January: 9mph
The windiest month (with the highest average wind speed) is January (9mph).
The calmest month (with the lowest average wind speed) is August (5.7mph).
Average humidity in January
West Millbury, MA
- Average humidity in January: 79%
The month with the highest relative humidity is February (81%).
The month with the lowest relative humidity is April (72%).
Average rainfall in January
West Millbury, MA
- Average rainfall in January: 2.44"
The wettest month (with the highest rainfall) is December (3.11").
The driest month (with the least rainfall) is September (1.81").
Average rainfall days in January
West Millbury, MA
- Average rainfall days in January: 7.8 days
The month with the highest number of rainy days is July (16.3 days).
The months with the least rainy days are January and February (7.8 days).
Average snowfall in January
West Millbury, MA
- Average snowfall in January: 3.58"
The months with the highest snowfall are February and March (5.08").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in January
West Millbury, MA
- Average snowfall days in January: 8.8 days
The month with the highest number of snowfall days is March (9.1 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in January /
Average sunshine in January
West Millbury, 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 12min).
- Average sunshine in January: 4h and 5min
The month with the most sunshine is August (Average sunshine: 10h and 0min).
The month with the least sunshine is February (Average sunshine: 4h and 30min).
Average sunshine days in January
West Millbury, MA
- Average sunshine days in January: 16.3 days
The month with the most sunshine days is November (17.2 days).
The month with the least sunshine days is July (12.9 days).
Average UV index in January
West Millbury, 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, November and December (UV index 2).
Average cloud cover in January
West Millbury, MA
- Average cloud cover in January: 47
The month with the most cloud cover is March (Cloud cover 51).
The month with the least cloud cover is August (Cloud cover 37).
Average visibility in January
West Millbury, MA
- Average visibility in January: 5mi
The months with the highest visibility are March, April, November and December (6mi).
The months with the lowest visibility are January, February, May, June, July, August, September and October (5mi).
West Millbury, Massachusetts, USA
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