January weather forecastDeerfield, MA
January
Weather in January
January, like December, is another subzero cold winter month in Deerfield, Massachusetts, with an average temperature ranging between min 17.1°F (-8.3°C) and max 29.7°F (-1.3°C).Temperature
Deerfield's coldest weather arrives in January, when temperatures average a high of 29.7°F (-1.3°C) and a low of 17.1°F (-8.3°C).Humidity
In Deerfield, the average relative humidity in January is 81%.Rainfall
In Deerfield, during January, the rain falls for 9.1 days and regularly aggregates up to 2.32" (59mm) of precipitation. Throughout the year, there are 147.7 rainfall days, and 28.9" (734mm) of precipitation is accumulated.Snowfall
January through May, October through December are months with snowfall. In January, it is snowing for 10 days. Throughout January, 5.47" (139mm) of snow is accumulated. Throughout the year, there are 38.7 snowfall days, and 23.07" (586mm) of snow is accumulated.Daylight
In Deerfield, the average length of the day in January is 9h and 29min.On the first day of January, sunrise is at 7:20 am and sunset at 4:27 pm. On the last day of the month, sunrise is at 7:05 am and sunset at 5:02 pm EST.
Sunshine
The average sunshine in January in Deerfield is 5h.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 reading of 2, and below, represents a low health risk from unsafe exposure to UV radiation for the average person.Note: The UV index of 2 during January translates into the following guidance:
Babies, children, and individuals with sensitive skin should always have protection against extended sun exposure. Avoiding direct sunlight during midday hours helps reduce the risk from intense UV radiation. Employ a wide-brim hat for potent defense against up to 50% of UV rays. Keep in mind! Snow's reflective quality can nearly double the intensity of the Sun's UV radiation.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in January
Deerfield, MA
- Average high temperature in January: 29.7°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 (29.7°F).
- Average low temperature in January: 17.1°F
The month with the highest average low temperature is July (59.7°F).
The coldest month (with the lowest average low temperature) is January (17.1°F).
Average pressure in January
Deerfield, MA
- Average pressure in January: 30.03"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
Deerfield, MA
- Average wind speed in January: 8.1mph
The windiest months (with the highest average wind speed) are January, February and March (8.1mph).
The calmest month (with the lowest average wind speed) is August (5.1mph).
Average humidity in January
Deerfield, MA
- Average humidity in January: 81%
The month with the highest relative humidity is February (83%).
The month with the lowest relative humidity is April (73%).
Average rainfall in January
Deerfield, MA
- Average rainfall in January: 2.32"
The wettest month (with the highest rainfall) is December (3.07").
The driest month (with the least rainfall) is September (1.69").
Average rainfall days in January
Deerfield, MA
- Average rainfall days in January: 9.1 days
The month with the highest number of rainy days is April (15.3 days).
The month with the least rainy days is February (8.9 days).
Average snowfall in January
Deerfield, MA
- Average snowfall in January: 5.47"
The month with the highest snowfall is February (6.42").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in January
Deerfield, MA
- Average snowfall days in January: 10 days
The month with the highest number of snowfall days is January (10 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in January /
Average sunshine in January
Deerfield, MA
- Average daylight in January: 9h and 30min
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 6min).
- Average sunshine in January: 5h and 0min
The month with the most sunshine is July (Average sunshine: 10h and 12min).
The month with the least sunshine is February (Average sunshine: 4h and 30min).
Average sunshine days in January
Deerfield, MA
- Average sunshine days in January: 16.3 days
The month with the most sunshine days is September (17.1 days).
The month with the least sunshine days is April (13.2 days).
Average UV index in January
Deerfield, MA
- Average UV index in January: 2
The months with the highest UV index are May, June, July and August (UV index 5).
The months with the lowest UV index are January, February, March, October, November and December (UV index 2).
Average cloud cover in January
Deerfield, MA
- Average cloud cover in January: 47
The months with the most cloud cover are February and March (Cloud cover 50).
The month with the least cloud cover is August (Cloud cover 35).
Average visibility in January
Deerfield, MA
- Average visibility in January: 5mi
The months with the highest visibility are April, November and December (6mi).
The months with the lowest visibility are January, February, March, May, June, July, August, September and October (5mi).





