January weather forecast
New Boston, NH

Share

Weather in January

January, like December, is another subzero cold winter month in New Boston, New Hampshire, with an average temperature varying between 17.1°F (-8.3°C) and 29.7°F (-1.3°C).

Temperature

January is the coldest month, exhibiting average temperatures of 29.7°F (-1.3°C) at the peak and 17.1°F (-8.3°C) at the base.

Humidity

In New Boston, the average relative humidity in January is 81%.

Rainfall

In New Boston, in January, it is raining for 6.9 days, with typically 2.05" (52mm) of accumulated 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 New Boston, New Hampshire. In January, it is snowing for 9.3 days. Throughout January, 6.22" (158mm) of snow is accumulated. In New Boston, during the entire year, snow falls for 38.3 days and aggregates up to 26.42" (671mm) of snow.

Daylight

In January, the average length of the day in New Boston is 9h and 26min.
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 New Boston, 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 in New Boston. A UV Index estimate of 2, and below, represents a low threat to health from exposure to the Sun's UV rays for ordinary individuals.
Note: In January, the maximum UV index of 2 suggests this advice:
Long-term sun exposure is typically not a concern for most. However, those with sensitive skin, infants, and children must always have protection. The mid-day Sun emits the most powerful UV radiation, so seek shade and minimize exposure. Sunglasses that guard against UVA and UVB rays are pivotal in minimizing sun-induced ocular damage. Heed this! Snow reflection can almost augment the UV radiation of the sun by double.
[Resources]

Frequently asked questions

What is the coldest month in New Boston?

January is the month when New Boston, New Hampshire, sees the average lowest temperatures, with a high of 29.7°F (-1.3°C) and a low of 17.1°F (-8.3°C).

How cold is January in New Boston?

In January, the average high-temperature and low-temperature are 29.7°F (-1.3°C) and 17.1°F (-8.3°C) respectively.

What is the average humidity in January in New Boston?

In January, the average relative humidity in New Boston, New Hampshire, is 81%.

How much does it rain in New Boston in January?

In New Boston, New Hampshire, in January, it is raining for 6.9 days, with typically 2.05" (52mm) of accumulated precipitation.

How much does it snow in New Boston in January?

In New Boston, New Hampshire, in January, snow falls for 9.3 days, with typically accumulated 6.22" (158mm) of snow.

How many hours of daylight does New Boston have in January?

In New Boston, the average day length in January is 9h and 26min.

When are sunrise and sunset in January in New Boston?

In January, on the first day of the month, 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.

How many hours of sunshine does New Boston have in January?

In January, the average sunshine duration in New Boston, New Hampshire, is 5.1h.

When is the lowest UV index in New Boston?

January through March, November and December, with an average maximum UV index of 2, are months with the lowest UV index.

What is the UV index reading in January in New Boston?

The average daily maximum UV index in January in New Boston, New Hampshire, is 2. A UV Index of 2, and less, symbolizes a minimal hazard to health from exposure to the Sun's UV radiation.
Average humidity
Average rainfall days
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in January
New Boston, NH

Average temperature in January - New Boston, 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).

[Resources]

Average pressure in January
New Boston, NH

Average pressure in January - New Boston, 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).

[Resources]

Average wind speed in January
New Boston, NH

Average wind speed in January - New Boston, 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).

[Resources]

Average humidity in January
New Boston, NH

Average humidity in January - New Boston, 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%).

[Resources]

Average rainfall in January
New Boston, NH

Average rainfall in January - New Boston, 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").

[Resources]

Average rainfall days in January
New Boston, NH

Average rainfall days in January - New Boston, 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).

[Resources]

Average snowfall in January
New Boston, NH

Average snowfall in January - New Boston, 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").

[Resources]

Average snowfall days in January
New Boston, NH

Average snowfall days in January - New Boston, 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).

[Resources]

Average daylight in January /
Average sunshine in January
New Boston, NH

Average daylight in January / Average sunshine in January - New Boston, NH
  • Average daylight in January: 9h and 2min

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 1min

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).

[Resources]

Average sunshine days in January
New Boston, NH

Average sunshine days in January - New Boston, 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).

[Resources]

Average UV index in January
New Boston, NH

Average UV index in January - New Boston, 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).

[Resources]

Average cloud cover in January
New Boston, NH

Average cloud cover in January - New Boston, 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).

[Resources]

Average visibility in January
New Boston, NH

Average visibility in January - New Boston, 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).

[Resources]

New Boston, New Hampshire, USA

Weather forecast for your location

1. Click Locate me button
2. Allow the app to use your location