January weather forecastMont Vernon, NH
January
Weather in January
January, like December, is a freezing cold winter month in Mont Vernon, New Hampshire, with an average temperature fluctuating between 29.7°F (-1.3°C) and 17.1°F (-8.3°C).Temperature
January is Mont Vernon's coldest month, registering average high temperatures of 29.7°F (-1.3°C) and lows of 17.1°F (-8.3°C).Humidity
In Mont Vernon, the average relative humidity in January is 81%.Rainfall
In Mont Vernon, during January, the rain falls for 6.9 days and regularly aggregates up to 2.05" (52mm) of precipitation. Throughout the year, there are 146.9 rainfall days, and 28.15" (715mm) of precipitation is accumulated.Snowfall
January through May, October through December are months with snowfall. In Mont Vernon, New Hampshire, in January, snow falls for 9.3 days, with typically accumulated 6.22" (158mm) of snow. Throughout the year, there are 38.3 snowfall days, and 26.42" (671mm) of snow is accumulated.Daylight
In Mont Vernon, the average length of the day in January is 9h and 27min.On the first day of January, sunrise is at 7:17 am and sunset at 4:22 pm. On the last day of the month, sunrise is at 7:02 am and sunset at 4:57 pm EST.
Sunshine
In January, the average sunshine is 5.1h.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 of 2, and less, symbolizes a low health risk from exposure to the Sun's UV rays for the average person.Note: The daily high UV index of 2 during January translates into the following recommendations:
Children, infants, and individuals with sensitive skin should be constantly protected from extended sun exposure. To prevent harmful UV exposure, minimize direct contact with the Sun around midday. To cut down UV radiation exposure by about half, sport a wide-brim hat. Take to heart! Snow reflection can almost magnify the Sun's UV radiation twofold.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in January
Mont Vernon, NH
- Average high temperature in January: 29.7°F
The warmest month (with the highest average high temperature) is July (81.5°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 (61°F).
The coldest month (with the lowest average low temperature) is January (17.1°F).
Average pressure in January
Mont Vernon, NH
- Average pressure in January: 30.01"Hg
The month with the highest atmospheric pressure is November (30.07"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).
Average wind speed in January
Mont Vernon, NH
- Average wind speed in January: 8.1mph
The windiest month (with the highest average wind speed) is January (8.1mph).
The calmest months (with the lowest average wind speed) are July and August (5.2mph).
Average humidity in January
Mont Vernon, NH
- Average humidity in January: 81%
The month with the highest relative humidity is February (82%).
The month with the lowest relative humidity is April (72%).
Average rainfall in January
Mont Vernon, NH
- Average rainfall in January: 2.05"
The wettest month (with the highest rainfall) is October (3.03").
The driest month (with the least rainfall) is September (1.61").
Average rainfall days in January
Mont Vernon, NH
- Average rainfall days in January: 6.9 days
The month with the highest number of rainy days is May (15.7 days).
The month with the least rainy days is January (6.9 days).
Average snowfall in January
Mont Vernon, NH
- Average snowfall in January: 6.22"
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
Mont Vernon, NH
- Average snowfall days in January: 9.3 days
The month with the highest number of snowfall days is February (9.4 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in January /
Average sunshine in January
Mont Vernon, NH
- 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 6min
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
Mont Vernon, NH
- Average sunshine days in January: 17.1 days
The month with the most sunshine days is November (17.5 days).
The month with the least sunshine days is April (13.2 days).
Average UV index in January
Mont Vernon, 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
Mont Vernon, 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 33).
Average visibility in January
Mont Vernon, NH
- 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).





