January weather forecast
Gilsum, NH

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Weather in January

January, the same as December, in Gilsum, New Hampshire, is another subzero cold winter month, with temperature in the range of an average high of 27.9°F (-2.3°C) and an average low of 15.1°F (-9.4°C).

Temperature

January, recording an average high temperature of 27.9°F (-2.3°C) and a low temperature of 15.1°F (-9.4°C), is Gilsum's coldest month.

Humidity

The average relative humidity in January in Gilsum is 84%.

Rainfall

In Gilsum, during January, the rain falls for 6.3 days and regularly aggregates up to 0.83" (21mm) of precipitation. Throughout the year, there are 125.1 rainfall days, and 11.69" (297mm) of precipitation is accumulated.

Snowfall

January through May, October through December are months with snowfall. The month with the most snowfall is January, when snow falls for 9.2 days and typically aggregates up to 2.64" (67mm) of snow.

Daylight

In Gilsum, the average length of the day in January is 9h and 26min.
On the first day of January in Gilsum, sunrise is at 7:20 am and sunset at 4:24 pm. On the last day of the month, sunrise is at 7:05 am and sunset at 4:59 pm EST.

Sunshine

The average sunshine in January is 4.9h.

UV index

January through March, October through December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index of 2, and less, symbolizes a low health risk from exposure to the Sun's UV rays for the ordinary person.
Note: The maximum UV index of 2 during January leads to these instructions:
Despite the majority tolerating prolonged sun exposure, those with sensitive skin, infants, and children demand continual protection. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes. Bear in mind! The Sun's UV radiation can nearly double in intensity due to the reflective quality of snow.
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Frequently asked questions

What is the coldest month in Gilsum?

With its average high temperature of 27.9°F (-2.3°C) and a low of 15.1°F (-9.4°C), January is regarded as the coldest month.

How cold is January in Gilsum?

The high-temperature, in January, in Gilsum, records 27.9°F (-2.3°C), while the low-temperature is 15.1°F (-9.4°C).

What is the average humidity in January in Gilsum?

In January, the average relative humidity is 84%.

How many days does it rain in January in Gilsum?

In January, the rain falls for 6.3 days. Throughout January, 0.83" (21mm) of precipitation is accumulated.

When does it snow the most in Gilsum?

The month with the most snowfall in Gilsum, New Hampshire, is January, when snow falls for 9.2 days and typically aggregates up to 2.64" (67mm) of snow.

How many days does it snow in January in Gilsum?

In January, in Gilsum, it is snowing for 9.2 days. Throughout January, 2.64" (67mm) of snow is accumulated.

How many hours of daylight does Gilsum have in January?

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

When are sunrise and sunset in January in Gilsum?

In January, on the first day of the month, sunrise is at 7:20 am and sunset at 4:24 pm. On the last day of the month, in Gilsum, sunrise is at 7:05 am and sunset at 4:59 pm EST.

How long on average sun shines in January in Gilsum?

In Gilsum, the average sunshine duration in January is 4.9h.

When is the lowest UV index in Gilsum?

The months with the lowest UV index in Gilsum, New Hampshire, are January through March, October through December, with an average maximum UV index of 2.

How high is the UV index in January in Gilsum?

The average daily maximum UV index in January is 2. A UV Index estimate of 2, and below, represents a low health risk from unprotected exposure to 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
Gilsum, NH

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

The warmest month (with the highest average high temperature) is July (79.9°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 (58.6°F).
The coldest month (with the lowest average low temperature) is January (15.1°F).

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Average pressure in January
Gilsum, NH

Average pressure in January - Gilsum, 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).

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Average wind speed in January
Gilsum, NH

Average wind speed in January - Gilsum, NH
  • Average wind speed in January: 7.9mph

The windiest months (with the highest average wind speed) are January, February and March (7.9mph).
The calmest month (with the lowest average wind speed) is August (5.1mph).

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Average humidity in January
Gilsum, NH

Average humidity in January - Gilsum, 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%).

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Average rainfall in January
Gilsum, NH

Average rainfall in January - Gilsum, NH
  • Average rainfall in January: 0.83"

The wettest month (with the highest rainfall) is July (1.3").
The driest month (with the least rainfall) is March (0.75").

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Average rainfall days in January
Gilsum, NH

Average rainfall days in January - Gilsum, NH
  • Average rainfall days in January: 6.3 days

The month with the highest number of rainy days is May (14.6 days).
The month with the least rainy days is January (6.3 days).

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Average snowfall in January
Gilsum, NH

Average snowfall in January - Gilsum, NH
  • Average snowfall in January: 2.64"

The month with the highest snowfall is January (2.64").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in January
Gilsum, NH

Average snowfall days in January - Gilsum, NH
  • Average snowfall days in January: 9.2 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).

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

Average daylight in January / Average sunshine in January - Gilsum, 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).

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Average sunshine days in January
Gilsum, NH

Average sunshine days in January - Gilsum, NH
  • Average sunshine days in January: 19.6 days

The month with the most sunshine days is November (20.2 days).
The month with the least sunshine days is May (13.8 days).

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Average UV index in January
Gilsum, NH

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

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

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Average cloud cover in January
Gilsum, NH

Average cloud cover in January - Gilsum, NH
  • Average cloud cover in January: 47

The months with the most cloud cover are February and March (Cloud cover 51).
The month with the least cloud cover is August (Cloud cover 35).

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Average visibility in January
Gilsum, NH

Average visibility in January - Gilsum, NH
  • Average visibility in January: 5mi

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

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Gilsum, New Hampshire, USA

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