January weather forecast
Hampstead, NH

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Weather in January

Winters in Hampstead, New Hampshire, start in full swing with January bringing cold temperatures and often being the month with significant snowfall. The month tends to hold tightly onto the chill of winter, making it one of the coldest times of the year. This period is characterized by its brisk winds gusting up to 15.5mph (24.9km/h), higher than any other month. Despite the challenging conditions, there are still plenty of daylight hours, allowing residents to enjoy the winter landscapes. Overall, January's weather is marked by its significant cold, high winds, and increased snowfall.

Temperature

With an average high-temperature of 32.5°F (0.3°C) and an average low-temperature of 20.5°F (-6.4°C), January is the coldest month.

Humidity

The average relative humidity in January in Hampstead is 78%.

Rainfall

In Hampstead, New Hampshire, during January, the rain falls for 3.6 days and regularly aggregates up to 0.39" (10mm) of precipitation. Throughout the year, there are 78.3 rainfall days, and 5.43" (138mm) of precipitation is accumulated.

Snowfall

January through May, November and December are months with snowfall in Hampstead, New Hampshire. In Hampstead, in January, during 3.7 snowfall days, 0.43" (11mm) of snow is typically accumulated. In Hampstead, during the entire year, snow falls for 17.2 days and aggregates up to 2.6" (66mm) of snow.

Daylight

The average length of the day in January is 9h and 27min.
On the first day of the month, sunrise is at 7:15 am and sunset at 4:20 pm. On the last day of January, sunrise is at 7:00 am and sunset at 4:55 pm EST.

Sunshine

In January, the average sunshine in Hampstead is 5.1h.

UV index

The months with the lowest UV index in Hampstead are January through March, November and December, with an average maximum UV index of 2. A UV Index estimate of 2, and below, represents a low threat to health from exposure to the Sun's UV rays for the ordinary person.
Note: An average UV index of 2 in January transforms into this advice:
Most individuals can handle sun exposure for up to an hour without burning, but children must always be shielded from sun exposure. Considering the harmful UV rays from the Sun during midday, it's essential to reduce exposure. Clothes that are both tight-knit and comfortably loose are prime choices for sun protection. Heads up! The UV radiation from the Sun can almost be doubled by snow reflection.
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Frequently asked questions

What is the coldest month in Hampstead?

With average high temperatures of 32.5°F (0.3°C) and lows of 20.5°F (-6.4°C), January is the coldest month in Hampstead.

How cold is it in Hampstead in January?

An average high-temperature, in January, in Hampstead, is 32.5°F (0.3°C) and the average low-temperature is 20.5°F (-6.4°C).

What is the average humidity in January in Hampstead?

In January, the average relative humidity is 78%.

How much does it rain in Hampstead in January?

In Hampstead, New Hampshire, in January, during 3.6 rainfall days, 0.39" (10mm) of precipitation is typically accumulated.

How much does it snow in Hampstead in January?

In Hampstead, New Hampshire, in January, snow falls for 3.7 days, with typically accumulated 0.43" (11mm) of snow.

How many hours of daylight does Hampstead have in January?

In Hampstead, the average day length in January is 9h and 27min.

When is the sunrise / sunset in January in Hampstead?

On the first day of January in Hampstead, New Hampshire, sunrise is at 7:15 am and sunset at 4:20 pm. On the last day of the month, sunrise is at 7:00 am and sunset at 4:55 pm EST.

How long on average sun shines in January in Hampstead?

In Hampstead, the average sunshine duration in January is 5.1h.

What are the months with the lowest UV index in Hampstead?

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

What is the UV index reading in January in Hampstead?

In Hampstead, New Hampshire, the average daily maximum UV index in January is 2. A UV Index reading of 2, and below, represents a minimal health vulnerability from unsafe exposure to Sun's UV rays.
Today
Tomorrow
Long-term
YearJanuaryFMAMJJASOND
Dec
January
Feb
Average high temperature
37.9°F 3.3°C
32.5°F 0.3°C
34.7°F 1.5°C
Average low temperature
27.7°F -2.4°C
20.5°F -6.4°C
21.6°F -5.8°C
Average pressure
30.03" 763mmHg
30" 762mmHg
29.98" 761mmHg
Average wind speed
8.9mph 14.3km/h
9.5mph 15.3km/h
9.2mph 14.8km/h
Average max. wind speed
9.5mph 15.3km/h
10.1mph 16.3km/h
9.8mph 15.8km/h
Average wind speed gusts
14.4mph 23.2km/h
15.5mph 24.9km/h
14.9mph 24km/h
Average humidity
77%
78%
79%
Average rainfall
0.51" 13mm
0.39" 10mm
0.35" 9mm
Average rainfall days
4.8
3.6
4.2
Average snowfall
0.71" 18mm
0.43" 11mm
0.67" 17mm
Average snowfall days
2.6
3.7
5.3
Average daylight
9h 1min
9h 3min
10h 4min
Average sunshine
4h 5min
5h 1min
4h 4min
Average sunshine days
23
24.5
20.4
Average UV index
2
2
2
Average cloud cover
47%
44%
48%
Average visibility
6mi 9.7km
6mi 9.7km
6mi 9.7km

Average temperature in January
Hampstead, NH

Average temperature in January - Hampstead, NH
  • Average high temperature in January: 32.5°F

The warmest month (with the highest average high temperature) is July (80.8°F).
The month with the lowest average high temperature is January (32.5°F).

  • Average low temperature in January: 20.5°F

The month with the highest average low temperature is July (63°F).
The coldest month (with the lowest average low temperature) is January (20.5°F).

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Average pressure in January
Hampstead, NH

Average pressure in January - Hampstead, 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 (29.92"Hg).

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Average wind speed in January
Hampstead, NH

Average wind speed in January - Hampstead, NH
  • Average wind speed in January: 9.5mph

The windiest month (with the highest average wind speed) is January (9.5mph).
The calmest months (with the lowest average wind speed) are July and August (5.7mph).

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Average humidity in January
Hampstead, NH

Average humidity in January - Hampstead, NH
  • Average humidity in January: 78%

The month with the highest relative humidity is February (79%).
The month with the lowest relative humidity is April (71%).

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Average rainfall in January
Hampstead, NH

Average rainfall in January - Hampstead, NH
  • Average rainfall in January: 0.39"

The wettest month (with the highest rainfall) is November (0.67").
The driest month (with the least rainfall) is September (0.2").

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Average rainfall days in January
Hampstead, NH

Average rainfall days in January - Hampstead, NH
  • Average rainfall days in January: 3.6 days

The month with the highest number of rainy days is July (8.8 days).
The month with the least rainy days is January (3.6 days).

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Average snowfall in January
Hampstead, NH

Average snowfall in January - Hampstead, NH
  • Average snowfall in January: 0.43"

The month with the highest snowfall is December (0.71").
The months with the least snowfall are June, July, August, September and October (0").

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Average snowfall days in January
Hampstead, NH

Average snowfall days in January - Hampstead, NH
  • Average snowfall days in January: 3.7 days

The month with the highest number of snowfall days is February (5.3 days).
The months with the least snowfall days are June, July, August, September and October (0 days).

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Average daylight in January /
Average sunshine in January
Hampstead, NH

Average daylight in January / Average sunshine in January - Hampstead, NH
  • Average daylight in January: 9h and 3min

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 36min).
The month with the least sunshine is February (Average sunshine: 4h and 42min).

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Average sunshine days in January
Hampstead, NH

Average sunshine days in January - Hampstead, NH
  • Average sunshine days in January: 24.5 days

The month with the most sunshine days is January (24.5 days).
The month with the least sunshine days is April (18.4 days).

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Average UV index in January
Hampstead, NH

Average UV index in January - Hampstead, NH
  • Average UV index in January: 2

The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January, February, March, November and December (UV index 2).

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Average cloud cover in January
Hampstead, NH

Average cloud cover in January - Hampstead, NH
  • Average cloud cover in January: 44

The month with the most cloud cover is March (Cloud cover 50).
The month with the least cloud cover is August (Cloud cover 31).

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Average visibility in January
Hampstead, NH

Average visibility in January - Hampstead, 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).

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Hampstead, New Hampshire, USA

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