January weather forecast and climate
New York, NY

The sunset view over skyscrapers in New York City, USA
The sunset view over skyscrapers in New York City, USA

Weather in January

January, like December, in New York, New York, is another cold winter month, with average temperature ranging between min 26.1°F (-3.3°C) and max 36.5°F (2.5°C).

Temperature

The coldest month is January, with an average high-temperature of 36.5°F (2.5°C) and an average low-temperature of 26.1°F (-3.3°C).

Humidity

In New York, the average relative humidity is 74%.

Rainfall

The month with the least rainfall is January when the rain falls for 9.1 days and typically collects 2.17" (55mm) of precipitation.

Snowfall

Months with snowfall are January through April, November and December. In New York, during January, snow falls for 5.8 days and regularly aggregates up to 1.57" (40mm) of snow. In New York, New York, during the entire year, snow falls for 19.2 days, and aggregates up to 7.8" (198mm) of snow.

Ocean temperature

In January, the average ocean temperature is 41.7°F (5.4°C).
Note: Swimming in 41.7°F (5.4°C) is considered dangerous. Unprotected immersion in temperatures below 50°F (10°C) causes quickly maximum intensity cold shock with hyperventilation.

Daylight

In New York, the average length of the day is 9.7h.

Sunshine

In New York, New York, the average sunshine in January is 5.2h.

UV index

Months with the lowest UV index are January through March, November and December, with an average maximum UV index of 2. A UV Index of 2, and less, symbolizes a minimal health hazard from the exposure to the Sun's 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 solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. A wide-brim hat offers excellent sun protection for 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. Caution! The reflection of snow can nearly double the intensity of the Sun's UV radiation.
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FAQ

What is the coldest month in New York?

With an average high-temperature of 36.5°F (2.5°C) and an average low-temperature of 26.1°F (-3.3°C), January is the coldest month in New York, New York.

What is the temperature in January in New York?

In New York, in January, the average high-temperature is 36.5°F (2.5°C), and the average low-temperature is 26.1°F (-3.3°C).

What is the average humidity in January in New York?

In New York, New York, the average relative humidity in January is 74%.

How many days does it rain in January in New York?

In New York, in January, during 9.1 rainfall days, 2.17" (55mm) of precipitation is typically accumulated.

What is the driest month in New York?

January is the month with the least rainfall. Rain falls for 9.1 days and accumulates 2.17" (55mm) of precipitation.

How much does it snow in New York in January?

In New York, during January, snow falls for 5.8 days and regularly aggregates up to 1.57" (40mm) of snow.

What is the ocean temperature in January in New York?

In New York, New York, in January, the average water temperature is 41.7°F (5.4°C). At temperatures below 50°F (10°C), swimming in a suitably protected swimsuit is feasible; otherwise, cold shock and loss of breathing control are imminent. Even a short swim, without thermal protection, at temperatures around 55.4°F (13°C) is not comfortable.

How many hours of daylight does New York have in January?

In January, the average length of the day is 9.7h.

How long on average sun shines in January in New York?

In New York, New York, the average sunshine in January is 5.2h.

When is the lowest UV index in New York?

Months with the lowest UV index in New York, New York, are January through March, November and December, with an average maximum UV index of 2.

How high is the UV index in January in New York?

In New York, New York, the average daily maximum UV index in January is 2. A UV Index estimate of 2, and below, represents a low health threat from the exposure to the Sun's UV radiation.

Average temperature in January
New York, NY

Average temperature in January - New York, NY
  • Average high temperature in January: 2.5°C

The warmest month (with the highest average high temperature) is July (28.3°C).
The month with the lowest average high temperature is January (2.5°C).

  • Average low temperature in January: -3.3°C

The month with the highest average low temperature is July (20.8°C).
The coldest month (with the lowest average low temperature) is January (-3.3°C).

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Average pressure in January
New York, NY

Average pressure in January - New York, NY
  • Average pressure in January: 1018mbar

The month with the highest atmospheric pressure is November (1019.4mbar).
The month with the lowest atmospheric pressure is June (1013.6mbar).

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Average wind speed in January
New York, NY

Average wind speed in January - New York, NY
  • Average wind speed in January: 16km/h

The windiest month (with the highest average wind speed) is January (16km/h).
The calmest month (with the lowest average wind speed) is July (10.7km/h).

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Average humidity in January
New York, NY

Average humidity in January - New York, NY
  • Average humidity in January: 74%

Months with the highest relative humidity are February and December (76%).
The month with the lowest relative humidity is August (70%).

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Average rainfall in January
New York, NY

Average rainfall in January - New York, NY
  • Average rainfall in January: 55mm

The wettest month (with the highest rainfall) is July (102mm).
The driest month (with the least rainfall) is January (55mm).

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Average rainfall days in January
New York, NY

Average rainfall days in January - New York, NY
  • Average rainfall days in January: 9.1 days

The month with the highest number of rainy days is July (18.5 days).
The month with the least rainy days is January (9.1 days).

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Average snowfall in January
New York, NY

Average snowfall in January - New York, NY
  • Average snowfall in January: 40mm

The month with the highest snowfall is March (67mm).
Months with the least snowfall are May, June, July, August, September and October (0mm).

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Average snowfall days in January
New York, NY

Average snowfall days in January - New York, NY
  • Average snowfall days in January: 5.8 days

The month with the highest number of snowfall days is January (5.8 days).
Months with the least snowfall days are May, June, July, August, September and October (0 days).

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Average sea temperature in January
New York, NY

Average sea temperature in January - New York, NY
  • Average sea temperature in January: 5.4°C

The best month for swimming (with the highest average sea temperature) is August (23.4°C).
The coldest month (with the lowest average sea temperature) is February (4.3°C).

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Average daylight in January /
Average sunshine in January
New York, NY

Average daylight in January / Average sunshine in January - New York, NY
  • Average daylight in January: 9.7h

The month with the longest days is June (Average daylight: 15.1h).
The month with the shortest days is December (Average daylight: 9.3h).

  • Average sunshine in January: 5.2h

The month with the most sunshine is July (Average sunshine: 10.5h).
The month with the least sunshine is February (Average sunshine: 4.7h).

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Average sunshine days in January
New York, NY

Average sunshine days in January - New York, NY
  • Average sunshine days in January: 17.9 days

The month with the most sunshine days is January (17.9 days).
The month with the least sunshine days is June (9.8 days).

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Average UV index in January
New York, NY

Average UV index in January - New York, NY
  • Average UV index in January: 2

Months with the highest UV index are June, July and August (UV index 6).
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
New York, NY

Average cloud cover in January - New York, NY
  • Average cloud cover in January: 43

Months with the most cloud cover are February, March and December (Cloud cover 47).
The month with the least cloud cover is August (Cloud cover 30).

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Average visibility in January
New York, NY

Average visibility in January - New York, NY
  • Average visibility in January: 9km

Months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (9km).
Months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (9km).

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