January weather forecastJackson Falls, NH
January
Weather in January
January, the same as December, in Jackson Falls, New Hampshire, is another subzero cold winter month, with an average temperature ranging between min 10.8°F (-11.8°C) and max 24.3°F (-4.3°C).Temperature
Temperature readings reach their annual highs in January, averaging 24.3°F (-4.3°C) and a minimum average 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 Jackson Falls, during January, the rain falls for 4.2 days and regularly aggregates up to 0.91" (23mm) of precipitation. Throughout the year, there are 90.5 rainfall days, and 11.61" (295mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through May, October through December. In Jackson Falls, in January, during 8.3 snowfall days, 3.74" (95mm) of snow is typically accumulated. In Jackson Falls, during the entire year, snow falls for 41.7 days and aggregates up to 19.96" (507mm) of snow.Daylight
The average length of the day in January is 9h and 20min.On the first day of January, sunrise is at 7:19 am and sunset at 4:16 pm. On the last day of the month, sunrise is at 7:03 am and sunset at 4:52 pm EST.
Sunshine
In January, the average sunshine is 4.6h.UV index
In Jackson Falls, the average daily maximum UV index in January is 2. A UV Index of 2, and less, symbolizes a minimal health vulnerability from exposure to the Sun's UV radiation for the ordinary person.Note: The maximum daily UV index of 2 during January translates into the following directions:
While most people can stay under the sun for an hour without burning, children must always be guarded against sun exposure. The Sun is at its harshest during midday; protect yourself by staying in shaded areas and minimizing exposure. It's wise to wear UVA and UVB-blocking sunglasses when the sun shines brightly. Heed this! Snow reflection can almost augment the UV radiation of the sun by double.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in January
Jackson Falls, NH
- Average high temperature in January: 24.3°F
The warmest month (with the highest average high temperature) is July (76.3°F).
The month with the lowest average high temperature is January (24.3°F).
- Average low temperature in January: 10.8°F
The month with the highest average low temperature is July (55.4°F).
The coldest month (with the lowest average low temperature) is January (10.8°F).
Average pressure in January
Jackson Falls, 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
Jackson Falls, NH
- Average wind speed in January: 7.5mph
The windiest months (with the highest average wind speed) are January and February (7.5mph).
The calmest month (with the lowest average wind speed) is August (4.3mph).
Average humidity in January
Jackson Falls, NH
- Average humidity in January: 87%
The months with the highest relative humidity are January and February (87%).
The month with the lowest relative humidity is May (77%).
Average rainfall in January
Jackson Falls, NH
- Average rainfall in January: 0.91"
The wettest months (with the highest rainfall) are April and October (1.46").
The driest month (with the least rainfall) is September (0.39").
Average rainfall days in January
Jackson Falls, NH
- Average rainfall days in January: 4.2 days
The months with the highest number of rainy days are May and July (10.3 days).
The month with the least rainy days is February (3.7 days).
Average snowfall in January
Jackson Falls, NH
- Average snowfall in January: 3.74"
The month with the highest snowfall is February (4.53").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in January
Jackson Falls, NH
- Average snowfall days in January: 8.3 days
The month with the highest number of snowfall days is February (8.4 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in January /
Average sunshine in January
Jackson Falls, 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 36min
The month with the most sunshine is August (Average sunshine: 10h and 6min).
The month with the least sunshine is February (Average sunshine: 4h and 12min).
Average sunshine days in January
Jackson Falls, NH
- Average sunshine days in January: 22.6 days
The month with the most sunshine days is January (22.6 days).
The month with the least sunshine days is June (18.2 days).
Average UV index in January
Jackson Falls, 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
Jackson Falls, NH
- Average cloud cover in January: 52
The month with the most cloud cover is February (Cloud cover 55).
The month with the least cloud cover is August (Cloud cover 38).
Average visibility in January
Jackson Falls, NH
- Average visibility in January: 4mi
The months with the highest visibility are April, May, June, July, August, November and December (5mi).
The months with the lowest visibility are January, February, March, September and October (4mi).





