January weather forecastLower Bartlett, NH
January
Weather in January
January, the same as December, in Lower Bartlett, New Hampshire, is another subzero cold winter month, with an average temperature ranging between max 24.1°F (-4.4°C) and min 10.8°F (-11.8°C).Temperature
The coldest temperatures occur during January, when averages reach a peak of 24.1°F (-4.4°C) and a low of 10.8°F (-11.8°C).Humidity
The months with the highest humidity are January and February, with an average relative humidity of 87%.Rainfall
In Lower Bartlett, during January, the rain falls for 12.8 days and regularly aggregates up to 2.68" (68mm) of precipitation. Throughout the year, there are 173.8 rainfall days, and 33.54" (852mm) of precipitation is accumulated.Snowfall
Months with snowfall in Lower Bartlett are January through May, October through December. In January, it is snowing for 17.4 days. Throughout January, 12.28" (312mm) of snow is accumulated. In Lower Bartlett, during the entire year, snow falls for 80.5 days and aggregates up to 59.25" (1505mm) of snow.Daylight
The average length of the day in January is 9h and 20min.On the first day of the month, sunrise is at 7:19 am and sunset at 4:16 pm. On the last day of January, sunrise is at 7:03 am and sunset at 4:52 pm EST.
Sunshine
In January, the average sunshine in Lower Bartlett is 4.5h.UV index
The average daily maximum UV index in January is 2. A UV Index estimate of 2, and below, represents a minimal health hazard from exposure to the Sun's UV rays for ordinary individuals.Note: The maximum UV index of 2 during January translates into these guidelines:
Prolonged sun exposure generally does not trouble most people. However, it is vital to ensure protection for babies, children, and individuals with sensitive skin. The Sun's radiation is especially intense around midday; try to stay in shade during this period. It's wise to wear UVA and UVB-blocking sunglasses when the sun shines brightly. Alert! The snow's reflection can amplify the UV radiation of the Sun nearly twice.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in January
Lower Bartlett, NH
- Average high temperature in January: 24.1°F
The warmest month (with the highest average high temperature) is July (76.6°F).
The month with the lowest average high temperature is January (24.1°F).
- Average low temperature in January: 10.8°F
The month with the highest average low temperature is July (55.8°F).
The coldest month (with the lowest average low temperature) is January (10.8°F).
Average pressure in January
Lower Bartlett, NH
- Average pressure in January: 30"Hg
The month with the highest atmospheric pressure is November (30.06"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).
Average wind speed in January
Lower Bartlett, NH
- Average wind speed in January: 7.5mph
The windiest month (with the highest average wind speed) is January (7.5mph).
The calmest month (with the lowest average wind speed) is August (4.3mph).
Average humidity in January
Lower Bartlett, NH
- Average humidity in January: 87%
The months with the highest relative humidity are January and February (87%).
The months with the lowest relative humidity are May and November (77%).
Average rainfall in January
Lower Bartlett, NH
- Average rainfall in January: 2.68"
The wettest month (with the highest rainfall) is April (3.7").
The driest month (with the least rainfall) is September (1.69").
Average rainfall days in January
Lower Bartlett, NH
- Average rainfall days in January: 12.8 days
The month with the highest number of rainy days is May (17.5 days).
The month with the least rainy days is February (10.8 days).
Average snowfall in January
Lower Bartlett, NH
- Average snowfall in January: 12.28"
The month with the highest snowfall is February (15.75").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in January
Lower Bartlett, NH
- Average snowfall days in January: 17.4 days
The month with the highest number of snowfall days is February (17.5 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in January /
Average sunshine in January
Lower Bartlett, NH
- Average daylight in January: 9h and 18min
The month with the longest days is June (Average daylight: 15h and 24min).
The month with the shortest days is December (Average daylight: 8h and 54min).
- Average sunshine in January: 4h and 30min
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 12min).
Average sunshine days in January
Lower Bartlett, NH
- Average sunshine days in January: 10.4 days
The month with the most sunshine days is September (15.4 days).
The month with the least sunshine days is February (7.7 days).
Average UV index in January
Lower Bartlett, NH
- Average UV index in January: 2
The months with the highest UV index are June, July and August (UV index 5).
The months with the lowest UV index are February and December (UV index 1).
Average cloud cover in January
Lower Bartlett, NH
- Average cloud cover in January: 53
The month with the most cloud cover is February (Cloud cover 56).
The month with the least cloud cover is August (Cloud cover 38).
Average visibility in January
Lower Bartlett, NH
- Average visibility in January: 4mi
The months with the highest visibility are May, June, July, August, October, November and December (5mi).
The months with the lowest visibility are January, February, March, April and September (4mi).





