January weather forecast
Glen Head, NY

Weather in January

January, the same as December, is another cold winter month in Glen Head, New York, with an average temperature varying between 36.5°F (2.5°C) and 27.3°F (-2.6°C).

Temperature

With an average high-temperature of 36.5°F (2.5°C) and an average low-temperature of 27.3°F (-2.6°C), January is the coldest month.

Humidity

In Glen Head, the average relative humidity in January is 73%.

Rainfall

In Glen Head, in January, it is raining for 9.3 days, with typically 2.48" (63mm) of accumulated precipitation. In Glen Head, during the entire year, the rain falls for 165.9 days and collects up to 37.56" (954mm) of precipitation.

Snowfall

Months with snowfall are January through April, November and December. In Glen Head, New York, snow falls for 6.8 days, with typically accumulated 1.77" (45mm) of snow. Throughout the year, there are 22.2 snowfall days, and 7.24" (184mm) of snow is accumulated.

Daylight

In Glen Head, New York, the average length of the day in January is 9h and 38min.
On the first day of January in Glen Head, sunrise is at 7:18 am and sunset at 4:37 pm. On the last day of the month, sunrise is at 7:05 am and sunset at 5:10 pm EST.

Sunshine

The average sunshine in January in Glen Head is 5.1h.

UV index

The months with the lowest UV index in Glen Head are January through March, November and December, with an average maximum UV index of 2. A UV Index value of 2, and less, symbolizes a low health risk from unsafe exposure to UV radiation for the average person.
Note: In January, the average maximum UV index of 2 translate into the following recommendations:
Extended sun exposure is not an issue for the majority. Children, infants, and fair-skinned individuals always need to 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 Glen Head?

The coldest month in Glen Head is January, with an average high-temperature of 36.5°F (2.5°C) and an average low-temperature of 27.3°F (-2.6°C).

What is the temperature in January in Glen Head?

The average high-temperature, in January, is 36.5°F (2.5°C), while the average low-temperature is 27.3°F (-2.6°C).

What is the average humidity in January in Glen Head?

In January, the average relative humidity is 73%.

How much does it rain in Glen Head in January?

In Glen Head, in January, during 9.3 rainfall days, 2.48" (63mm) of precipitation is typically accumulated.

How much does it snow in Glen Head in January?

In Glen Head, New York, during January, snow falls for 6.8 days and regularly aggregates up to 1.77" (45mm) of snow.

What is the average length of the day in January in Glen Head?

The average day length in January is 9h and 38min.

What time are sunrise and sunset in January in Glen Head?

On the first day of January in Glen Head, sunrise is at 7:18 am and sunset at 4:37 pm. On the last day of the month, sunrise is at 7:05 am and sunset at 5:10 pm EST.

How many hours of sunshine does Glen Head have in January?

In January, the average sunshine duration is 5.1h.

When is the lowest UV index in Glen Head?

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

How high is the UV index in January in Glen Head?

The average daily maximum UV index in January is 2. A UV Index estimate of 2, and below, represents a low health risk from exposure to Sun's UV rays.
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
Glen Head, NY

Average temperature in January - Glen Head, NY
  • Average high temperature in January: 36.5°F

The warmest month (with the highest average high temperature) is July (81.5°F).
The month with the lowest average high temperature is January (36.5°F).

  • Average low temperature in January: 27.3°F

The months with the highest average low temperature are July and August (70.3°F).
The coldest month (with the lowest average low temperature) is January (27.3°F).

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Average pressure in January
Glen Head, NY

Average pressure in January - Glen Head, NY
  • Average pressure in January: 30.05"Hg

The month with the highest atmospheric pressure is November (30.1"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

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Average wind speed in January
Glen Head, NY

Average wind speed in January - Glen Head, NY
  • Average wind speed in January: 11.2mph

The windiest month (with the highest average wind speed) is January (11.2mph).
The calmest month (with the lowest average wind speed) is July (7.3mph).

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Average humidity in January
Glen Head, NY

Average humidity in January - Glen Head, NY
  • Average humidity in January: 73%

The months with the highest relative humidity are February, May and December (75%).
The months with the lowest relative humidity are August and November (71%).

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Average rainfall in January
Glen Head, NY

Average rainfall in January - Glen Head, NY
  • Average rainfall in January: 2.48"

The wettest month (with the highest rainfall) is December (4.06").
The driest month (with the least rainfall) is September (2.4").

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Average rainfall days in January
Glen Head, NY

Average rainfall days in January - Glen Head, NY
  • Average rainfall days in January: 9.3 days

The month with the highest number of rainy days is July (17.9 days).
The month with the least rainy days is January (9.3 days).

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Average snowfall in January
Glen Head, NY

Average snowfall in January - Glen Head, NY
  • Average snowfall in January: 1.77"

The month with the highest snowfall is March (2.01").
The months with the least snowfall are May, June, July, August, September and October (0").

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Average snowfall days in January
Glen Head, NY

Average snowfall days in January - Glen Head, NY
  • Average snowfall days in January: 6.8 days

The month with the highest number of snowfall days is January (6.8 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
Glen Head, NY

Average daylight in January / Average sunshine in January - Glen Head, NY
  • Average daylight in January: 9h and 38min

The month with the longest days is June (Average daylight: 15h and 4min).
The month with the shortest days is December (Average daylight: 9h and 18min).

  • Average sunshine in January: 5h and 6min

The month with the most sunshine is July (Average sunshine: 10h and 42min).
The month with the least sunshine is February (Average sunshine: 4h and 48min).

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Average sunshine days in January
Glen Head, NY

Average sunshine days in January - Glen Head, NY
  • Average sunshine days in January: 17.3 days

The month with the most sunshine days is November (18 days).
The month with the least sunshine days is July (10.6 days).

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Average UV index in January
Glen Head, NY

Average UV index in January - Glen Head, NY
  • 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
Glen Head, NY

Average cloud cover in January - Glen Head, NY
  • Average cloud cover in January: 44

The months with the most cloud cover are February and December (Cloud cover 47).
The months with the least cloud cover are July and August (Cloud cover 29).

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Average visibility in January
Glen Head, NY

Average visibility in January - Glen Head, NY
  • 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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