January weather forecast
Littleton, NH

Weather in January

January, the same as December, in Littleton, New Hampshire, is a freezing cold winter month, with an average temperature fluctuating between 22.5°F (-5.3°C) and 9.3°F (-12.6°C).

Temperature

With an average high-temperature of 22.5°F (-5.3°C) and an average low-temperature of 9.3°F (-12.6°C), January is the coldest month.

Humidity

January and February, with an average relative humidity of 89%, are the most humid months in Littleton, New Hampshire.

Rainfall

In Littleton, during 7.9 rainfall days, 2.36" (60mm) of precipitation is typically accumulated. In Littleton, during the entire year, the rain falls for 164.3 days and collects up to 29.45" (748mm) of precipitation.

Snowfall

Months with snowfall in Littleton are January through May, October through December. In January, it is snowing for 21.1 days. Throughout January, 12.68" (322mm) of snow is accumulated. Throughout the year, there are 99.6 snowfall days, and 57.68" (1465mm) of snow is accumulated.

Daylight

In January, the average length of the day in Littleton is 9h and 19min.
On the first day of the month, sunrise is at 7:22 am and sunset at 4:18 pm. On the last day of January, in Littleton, sunrise is at 7:05 am and sunset at 4:55 pm EST.

Sunshine

In January, the average sunshine in Littleton is 3.1h.

UV index

January, February and December, with an average maximum UV index of 1, are months with the lowest UV index. A UV Index value of 2, and less, symbolizes a low threat to health from unsafe exposure to UV radiation for ordinary individuals.
Note: The average daily UV index of 1 in January transform into the following instructions:
For the majority, extended sun exposure is not of great concern. Infants and people with sensitive skin must always be protected. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. A wide-brim hat offers excellent sun protection for the eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Tightly woven, loose-fitting clothes provide additional protection from the Sun. Beware! The strength of the UV rays is increased nearly double-fold by the reflection of the snow.
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FAQ

What is the coldest month in Littleton?

January is the coldest month in Littleton, New Hampshire, with an average high-temperature of 22.5°F (-5.3°C) and an average low-temperature of 9.3°F (-12.6°C).

What is the temperature in January in Littleton?

The average high-temperature, in January, in Littleton, is 22.5°F (-5.3°C), while the average low-temperature is 9.3°F (-12.6°C).

What is the most humid month in Littleton?

January and February, with an average relative humidity of 89%, are most humid months in Littleton, New Hampshire.

What is the average humidity in January in Littleton?

The average relative humidity in January in Littleton, New Hampshire, is 89%.

How much does it rain in Littleton in January?

In Littleton, in January, during 7.9 rainfall days, 2.36" (60mm) of precipitation is typically accumulated.

How many days does it snow in January in Littleton?

In Littleton, in January, snow falls for 21.1 days, with typically accumulated 12.68" (322mm) of snow.

How many hours of daylight does Littleton have in January?

The average day length in January in Littleton, New Hampshire, is 9h and 19min.

What time are sunrise and sunset in January in Littleton?

In January, on the first day of the month, sunrise is at 7:22 am and sunset at 4:18 pm. On the last day of the month, sunrise is at 7:05 am and sunset at 4:55 pm EST.

How long on average sun shines in January in Littleton?

The average sunshine duration in January is 3.1h.

What is the month with the lowest UV index in Littleton?

The months with the lowest UV index in Littleton are January, February and December, with an average maximum UV index of 1.

What is the UV index reading in January in Littleton?

The average daily maximum UV index in January is 1. A UV Index reading of 2, and below, represents a low health risk from unprotected exposure to UV radiation.
Average humidity
Average rainfall days
Average snowfall days
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in January
Littleton, NH

Average temperature in January - Littleton, NH
  • Average high temperature in January: 22.5°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 (22.5°F).

  • Average low temperature in January: 9.3°F

The month with the highest average low temperature is July (54.1°F).
The coldest month (with the lowest average low temperature) is January (9.3°F).

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Average pressure in January
Littleton, NH

Average pressure in January - Littleton, NH
  • Average pressure in January: 30.01"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).

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Average wind speed in January
Littleton, NH

Average wind speed in January - Littleton, NH
  • Average wind speed in January: 6.1mph

The windiest month (with the highest average wind speed) is April (6.5mph).
The calmest month (with the lowest average wind speed) is August (4.5mph).

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Average humidity in January
Littleton, NH

Average humidity in January - Littleton, NH
  • Average humidity in January: 89%

The months with the highest relative humidity are January and February (89%).
The month with the lowest relative humidity is May (76%).

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Average rainfall in January
Littleton, NH

Average rainfall in January - Littleton, NH
  • Average rainfall in January: 2.36"

The wettest month (with the highest rainfall) is October (2.91").
The driest month (with the least rainfall) is September (2.09").

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Average rainfall days in January
Littleton, NH

Average rainfall days in January - Littleton, NH
  • Average rainfall days in January: 7.9 days

The month with the highest number of rainy days is July (18.3 days).
The month with the least rainy days is February (6.7 days).

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Average snowfall in January
Littleton, NH

Average snowfall in January - Littleton, NH
  • Average snowfall in January: 12.68"

The month with the highest snowfall is February (13.58").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in January
Littleton, NH

Average snowfall days in January - Littleton, NH
  • Average snowfall days in January: 21.1 days

The month with the highest number of snowfall days is January (21.1 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in January / Average sunshine in January - Littleton, NH
  • Average daylight in January: 9h and 19min

The month with the longest days is June (Average daylight: 15h and 28min).
The month with the shortest days is December (Average daylight: 8h and 55min).

  • Average sunshine in January: 3h and 6min

The month with the most sunshine is August (Average sunshine: 9h and 54min).
The month with the least sunshine is February (Average sunshine: 3h and 0min).

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Average sunshine days in January
Littleton, NH

Average sunshine days in January - Littleton, NH
  • Average sunshine days in January: 8.2 days

The month with the most sunshine days is September (14.5 days).
The month with the least sunshine days is February (5.9 days).

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Average UV index in January
Littleton, NH

Average UV index in January - Littleton, NH
  • Average UV index in January: 1

The months with the highest UV index are June and July (UV index 5).
The months with the lowest UV index are January, February and December (UV index 1).

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Average cloud cover in January
Littleton, NH

Average cloud cover in January - Littleton, NH
  • Average cloud cover in January: 69

The month with the most cloud cover is February (Cloud cover 71).
The months with the least cloud cover are July and August (Cloud cover 39).

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Average visibility in January
Littleton, NH

Average visibility in January - Littleton, NH
  • Average visibility in January: 4mi

The months with the highest visibility are April, May, June, July, August, October and November (5mi).
The months with the lowest visibility are January, February, March, September and December (4mi).

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