January weather forecast
Windham, NH

Share

Weather in January

Kicking off the year, January grapples with the hold of winter. The climate condition embraces a noticeable level of humidity, translating into frequent snowfall. The month receives 3.46" (88mm) of snow, accumulating over 8.5 days. Days are indeed brisk, lending themselves to the embraces of warm layers. The one silver lining to the low temperatures is the clear skies filled with ample sunshine.

Temperature

Windham's coldest weather arrives in January, when temperatures average a high of 32.2°F (0.1°C) and a low of 20.3°F (-6.5°C).

Humidity

The average relative humidity in January is 78%.

Rainfall

In Windham, in January, it is raining for 7.6 days, with typically 2.17" (55mm) of accumulated precipitation. In Windham, during the entire year, the rain falls for 144 days and collects up to 26.97" (685mm) of precipitation.

Snowfall

January through May, October through December are months with snowfall. In Windham, during January, snow falls for 8.5 days and regularly aggregates up to 3.46" (88mm) of snow. Throughout the year, there are 31.9 snowfall days, and 20.94" (532mm) of snow is accumulated.

Daylight

In January, the average length of the day is 9h and 28min.
On the first day of January, sunrise is at 7:15 am and sunset at 4:21 pm. On the last day of the month, sunrise is at 7:00 am and sunset at 4:56 pm EST.

Sunshine

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

UV index

The months with the lowest UV index in Windham, New Hampshire, are January through March, November and December, with an average maximum UV index of 2. A UV Index reading of 2, and below, represents a minimal health vulnerability from exposure to the Sun's UV radiation for ordinary individuals.
Note: The average daily UV index of 2 in January transforms into the following instructions:
The majority are not significantly affected by prolonged sun exposure. Infants, children, and those with fair skin must always have protection. Solar radiation peaks around mid-day, so it's wise to limit exposure to the Sun at this time. Wearing a wide-brim hat can block approximately 50% of UV radiation, protecting the eyes. Be on the lookout! Nearly twofold UV radiation from the Sun can be reflected by snow.
[Resources]

Frequently asked questions

What is the coldest month in Windham?

With an average high-temperature of 32.2°F (0.1°C) and an average low-temperature of 20.3°F (-6.5°C), January is the coldest month.

How cold is January in Windham?

The average high-temperature and low-temperature in Windham during January are 32.2°F (0.1°C) and 20.3°F (-6.5°C) respectively.

What is the average humidity in January in Windham?

In January, the average relative humidity in Windham is 78%.

How much does it rain in Windham in January?

In Windham, New Hampshire, during January, the rain falls for 7.6 days and regularly aggregates up to 2.17" (55mm) of precipitation.

How much does it snow in Windham in January?

In Windham, in January, snow falls for 8.5 days, with typically accumulated 3.46" (88mm) of snow.

What is the average length of the day in January in Windham?

In January, the average day length in Windham is 9h and 28min.

When are sunrise and sunset in January in Windham?

In January, on the first day of the month, sunrise is at 7:15 am and sunset at 4:21 pm. On the last day of the month, in Windham, sunrise is at 7:00 am and sunset at 4:56 pm EST.

How many hours of sunshine does Windham have in January?

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

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

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

What is the UV index intensity in January in Windham?

In Windham, the average daily maximum UV index in January is 2. A UV Index of 2, and less, symbolizes a minimal hazard to health from exposure to Sun's UV rays.
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
Windham, NH

Average temperature in January - Windham, NH
  • Average high temperature in January: 32.2°F

The warmest month (with the highest average high temperature) is July (81.7°F).
The month with the lowest average high temperature is January (32.2°F).

  • Average low temperature in January: 20.3°F

The month with the highest average low temperature is July (63°F).
The coldest month (with the lowest average low temperature) is January (20.3°F).

[Resources]

Average pressure in January
Windham, NH

Average pressure in January - Windham, 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).

[Resources]

Average wind speed in January
Windham, NH

Average wind speed in January - Windham, NH
  • Average wind speed in January: 9.2mph

The windiest month (with the highest average wind speed) is January (9.2mph).
The calmest month (with the lowest average wind speed) is August (5.5mph).

[Resources]

Average humidity in January
Windham, NH

Average humidity in January - Windham, 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%).

[Resources]

Average rainfall in January
Windham, NH

Average rainfall in January - Windham, NH
  • Average rainfall in January: 2.17"

The wettest month (with the highest rainfall) is December (2.87").
The driest month (with the least rainfall) is September (1.3").

[Resources]

Average rainfall days in January
Windham, NH

Average rainfall days in January - Windham, NH
  • Average rainfall days in January: 7.6 days

The month with the highest number of rainy days is May (15.9 days).
The months with the least rainy days are January and February (7.6 days).

[Resources]

Average snowfall in January
Windham, NH

Average snowfall in January - Windham, NH
  • Average snowfall in January: 3.46"

The month with the highest snowfall is February (5.87").
The months with the least snowfall are June, July, August and September (0").

[Resources]

Average snowfall days in January
Windham, NH

Average snowfall days in January - Windham, NH
  • Average snowfall days in January: 8.5 days

The month with the highest number of snowfall days is January (8.5 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
Windham, NH

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

[Resources]

Average sunshine days in January
Windham, NH

Average sunshine days in January - Windham, NH
  • Average sunshine days in January: 17.6 days

The month with the most sunshine days is September (17.9 days).
The month with the least sunshine days is May (13.5 days).

[Resources]

Average UV index in January
Windham, NH

Average UV index in January - Windham, 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).

[Resources]

Average cloud cover in January
Windham, NH

Average cloud cover in January - Windham, 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).

[Resources]

Average visibility in January
Windham, NH

Average visibility in January - Windham, NH
  • Average visibility in January: 6mi

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

[Resources]

Windham, New Hampshire, USA

Weather forecast for your location

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