January weather forecast
West Chesterfield, NH

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Weather in January

January, the same as December, in West Chesterfield, New Hampshire, is another subzero cold winter month, with an average temperature ranging between min 15.1°F (-9.4°C) and max 27.9°F (-2.3°C).

Temperature

The coldest month is January, with an average high-temperature of 27.9°F (-2.3°C) and an average low-temperature of 15.1°F (-9.4°C).

Humidity

The average relative humidity in January in West Chesterfield is 84%.

Rainfall

In West Chesterfield, during January, the rain falls for 4.3 days and regularly aggregates up to 0.59" (15mm) of precipitation. Throughout the year, there are 91.5 rainfall days, and 7.8" (198mm) of precipitation is accumulated.

Snowfall

January through April, October through December are months with snowfall. January is the month with the most snowfall. Snow falls for 6.9 days and accumulates 1.81" (46mm) of snow.

Daylight

In West Chesterfield, the average length of the day in January is 9h and 27min.
On the first day of the month, sunrise is at 7:20 am and sunset at 4:26 pm. On the last day of January, sunrise is at 7:06 am and sunset at 5:00 pm EST.

Sunshine

The average sunshine in January in West Chesterfield is 4.9h.

UV index

In January, the average daily maximum UV index is 2. A UV Index estimate of 2, and below, represents a minimal health hazard from exposure to the Sun's UV rays for the ordinary person.
Note: The maximum UV index of 2 during January translates into these guidelines:
Children, infants, and individuals with sensitive skin should be constantly protected from extended sun exposure. Stay safe from the Sun's strongest UV rays by limiting exposure during midday. Enhance your sun protection with tightly woven, yet airy clothing. Note well! The intensity of the Sun's UV rays can be nearly doubled by snow reflection.
Updated: Feb 13, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What time of the year is the coldest in West Chesterfield?

West Chesterfield's coldest weather arrives in January, when temperatures average a high of 27.9°F (-2.3°C) and a low of 15.1°F (-9.4°C).

How cold is it in West Chesterfield in January?

The high-temperature, in January, in West Chesterfield, is 27.9°F (-2.3°C), while the low-temperature averages to 15.1°F (-9.4°C).

What is the average humidity in January in West Chesterfield?

The average relative humidity in January in West Chesterfield is 84%.

How much does it rain in West Chesterfield in January?

In January, the rain falls for 4.3 days. Throughout January, 0.59" (15mm) of precipitation is accumulated.

When does it snow the most in West Chesterfield?

The month with the most snowfall in West Chesterfield, New Hampshire, is January, when snow falls for 6.9 days and typically aggregates up to 1.81" (46mm) of snow.

How many days does it snow in January in West Chesterfield?

In West Chesterfield, in January, snow falls for 6.9 days, with typically accumulated 1.81" (46mm) of snow.

What is the average length of the day in January in West Chesterfield?

The average day length in January in West Chesterfield, New Hampshire, is 9h and 27min.

When are sunrise and sunset in January in West Chesterfield?

On the first day of January in West Chesterfield, sunrise is at 7:20 am and sunset at 4:26 pm. On the last day of the month, sunrise is at 7:06 am and sunset at 5:00 pm EST.

How many hours of sunshine does West Chesterfield have in January?

In West Chesterfield, New Hampshire, the average sunshine duration in January is 4.9h.

What is the UV index reading in January in West Chesterfield?

The average daily maximum UV index in January in West Chesterfield is 2. A UV Index of 2, and less, symbolizes a low health threat 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
West Chesterfield, NH

Average temperature in January - West Chesterfield, NH
  • Average high temperature in January: 27.9°F

The warmest month (with the highest average high temperature) is July (79.7°F).
The month with the lowest average high temperature is January (27.9°F).

  • Average low temperature in January: 15.1°F

The month with the highest average low temperature is July (58.8°F).
The coldest month (with the lowest average low temperature) is January (15.1°F).

Average pressure in January
West Chesterfield, NH

Average pressure in January - West Chesterfield, NH
  • Average pressure in January: 30.02"Hg

The month with the highest atmospheric pressure is November (30.08"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).

Average wind speed in January
West Chesterfield, NH

Average wind speed in January - West Chesterfield, NH
  • Average wind speed in January: 7.8mph

The windiest months (with the highest average wind speed) are January, February and March (7.8mph).
The calmest month (with the lowest average wind speed) is August (5.1mph).

Average humidity in January
West Chesterfield, NH

Average humidity in January - West Chesterfield, NH
  • Average humidity in January: 84%

The month with the highest relative humidity is February (85%).
The month with the lowest relative humidity is April (74%).

Average rainfall in January
West Chesterfield, NH

Average rainfall in January - West Chesterfield, NH
  • Average rainfall in January: 0.59"

The wettest month (with the highest rainfall) is November (0.87").
The driest month (with the least rainfall) is September (0.43").

Average rainfall days in January
West Chesterfield, NH

Average rainfall days in January - West Chesterfield, NH
  • Average rainfall days in January: 4.3 days

The month with the highest number of rainy days is May (10 days).
The months with the least rainy days are January and February (4.3 days).

Average snowfall in January
West Chesterfield, NH

Average snowfall in January - West Chesterfield, NH
  • Average snowfall in January: 1.81"

The month with the highest snowfall is January (1.81").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in January
West Chesterfield, NH

Average snowfall days in January - West Chesterfield, NH
  • Average snowfall days in January: 6.9 days

The month with the highest number of snowfall days is February (7.8 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in January /
Average sunshine in January
West Chesterfield, NH

Average daylight in January / Average sunshine in January - West Chesterfield, 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: 4h and 5min

The month with the most sunshine is August (Average sunshine: 10h and 18min).
The month with the least sunshine is February (Average sunshine: 4h and 24min).

Average sunshine days in January
West Chesterfield, NH

Average sunshine days in January - West Chesterfield, NH
  • Average sunshine days in January: 21.9 days

The month with the most sunshine days is January (21.9 days).
The month with the least sunshine days is July (17.6 days).

Average UV index in January
West Chesterfield, NH

Average UV index in January - West Chesterfield, NH
  • Average UV index in January: 2

The months with the highest UV index are May, June, July and August (UV index 5).
The month with the lowest UV index is December (UV index 1).

Average cloud cover in January
West Chesterfield, NH

Average cloud cover in January - West Chesterfield, NH
  • Average cloud cover in January: 48

The month with the most cloud cover is February (Cloud cover 51).
The month with the least cloud cover is August (Cloud cover 34).

Average visibility in January
West Chesterfield, NH

Average visibility in January - West Chesterfield, NH
  • Average visibility in January: 5mi

The months with the highest visibility are April, November and December (6mi).
The months with the lowest visibility are January, February, March, May, June, July, August, September and October (5mi).

West Chesterfield, New Hampshire, USA

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