January weather forecastDurham, NH
January
Weather in January
January marks the beginning of winter in Durham, New Hampshire, presenting a frigid climate. Compared to the later February, January exhibits a lower average temperature, with temperatures flowing from a high of 31.5°F (-0.3°C) to a cold low of 19.8°F (-6.8°C). Sunshine hours are limited during this month, providing little relief from the cold. Snowfall is quite common, painting the city white. As the city eases into the year, residents typically prepare for icy conditions and snowy landscapes.Temperature
January, with its average high-temperature of 31.5°F (-0.3°C) and an average low-temperature of 19.8°F (-6.8°C), holds the record as the coldest month.Humidity
January and February, with an average relative humidity of 80%, are the most humid months.Rainfall
In Durham, during January, the rain falls for 8 days and regularly aggregates up to 2.05" (52mm) of precipitation. Throughout the year, there are 144.8 rainfall days, and 27.24" (692mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through April, October through December. In Durham, during January, snow falls for 8.7 days and regularly aggregates up to 3.9" (99mm) of snow. Throughout the year, there are 35.1 snowfall days, and 18.78" (477mm) of snow is accumulated.Daylight
The average length of the day in January in Durham is 9h and 26min.On the first day of January, sunrise is at 7:15 am and sunset at 4:18 pm. On the last day of the month, sunrise is at 7:00 am and sunset at 4:53 pm EST.
Sunshine
In Durham, the average sunshine in January is 5.1h.UV index
January through March, November and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index of 2, and less, symbolizes a low threat to health from unsafe exposure to UV radiation for ordinary individuals.Note: An average maximum UV index of 2 in January leads to these recommendations:
The majority are not significantly affected by prolonged sun exposure. Infants, children, and those with fair skin must always have protection. Direct exposure to the Sun's intense radiation around midday should be avoided for health reasons. Sun protection is enhanced with clothing that boasts a tight weave yet offers a loose fit. Be attentive! The reflective property of snow can nearly double the Sun's UV radiation.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in January
Durham, NH
- Average high temperature in January: 31.5°F
The warmest month (with the highest average high temperature) is July (77.4°F).
The month with the lowest average high temperature is January (31.5°F).
- Average low temperature in January: 19.8°F
The month with the highest average low temperature is July (61.5°F).
The coldest month (with the lowest average low temperature) is January (19.8°F).
Average pressure in January
Durham, NH
- Average pressure in January: 29.99"Hg
The month with the highest atmospheric pressure is November (30.06"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).
Average wind speed in January
Durham, NH
- Average wind speed in January: 10.8mph
The windiest month (with the highest average wind speed) is January (10.8mph).
The calmest months (with the lowest average wind speed) are July and August (6.2mph).
Average humidity in January
Durham, NH
- Average humidity in January: 80%
The months with the highest relative humidity are January and February (80%).
The months with the lowest relative humidity are April and November (75%).
Average rainfall in January
Durham, NH
- Average rainfall in January: 2.05"
The wettest months (with the highest rainfall) are October and December (2.87").
The driest month (with the least rainfall) is September (1.46").
Average rainfall days in January
Durham, NH
- Average rainfall days in January: 8 days
The month with the highest number of rainy days is May (15 days).
The month with the least rainy days is February (7.6 days).
Average snowfall in January
Durham, NH
- Average snowfall in January: 3.9"
The month with the highest snowfall is December (4.53").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in January
Durham, NH
- Average snowfall days in January: 8.7 days
The month with the highest number of snowfall days is January (8.7 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight in January /
Average sunshine in January
Durham, NH
- Average daylight in January: 9h and 24min
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 6min
The month with the most sunshine is August (Average sunshine: 10h and 36min).
The months with the least sunshine are February and December (Average sunshine: 4h and 48min).
Average sunshine days in January
Durham, NH
- Average sunshine days in January: 16 days
The month with the most sunshine days is November (17.1 days).
The month with the least sunshine days is April (13.2 days).
Average UV index in January
Durham, NH
- Average UV index in January: 2
The months with the highest UV index are July and August (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
Durham, NH
- Average cloud cover in January: 45
The month with the most cloud cover is March (Cloud cover 50).
The month with the least cloud cover is August (Cloud cover 30).
Average visibility in January
Durham, NH
- Average visibility in January: 6mi
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).





