New York
New York, USA
Long-term weather forecast
Long-term weather forecast

January weather forecast and climate
New York, NY

The sunset view over New York city skyscrapers in New York, with the dramatic night sky
The sunset view over New York city skyscrapers in New York, with the dramatic night sky
January is New York's coldest month with longer days and shorter nights. The temperatures hover between 42.8°F (6°C) and lows of 26.6°F (-3°C), seldom dropping to 14°F (-10°C). Cold winds make it even chiller, especially during the night and in early mornings. Snowfall in January is not rare and may be experienced for up to five days, sometimes resulting in snowstorms. The days are cold and snowy but remain sunny with clear skies.
Rainfall in January is experienced for an average of ten and a half days, and the rain gauge collects an average of 3.3" (83.8mm). The rain may be accompanied by light winds and light flashes of lightning. Dressing warmly and carrying an umbrella is recommended.
The sun shines for an average of six hours per day in January, so it remains mildly warm with the air dense and humid at 61.6%.
The ocean is cold in January, with an average temperature of 44.6°F (7°C). Ocean activities and generally outdoors are limited apart from snow skating and skiing.
  • Average high temperature in January: 38.3°F

The warmest month (with the highest average high temperature) is July (84.1°F).
The month with the lowest average high temperature is January (38.3°F).

  • Average low temperature in January: 26.9°F

The month with the highest average low temperature is July (68.8°F).
The coldest month (with the lowest average low temperature) is January (26.9°F).

  • Average humidity in January: 61.5%

The month with the highest relative humidity is September (67.8%).
The month with the lowest relative humidity is April (55.3%).

  • Average rainfall in January: 3.7"

The wettest month (with the highest rainfall) is July (4.6").
The driest month (with the lowest rainfall) is February (3.1").

  • Average rainfall days in January: 10.4 days

The month with the highest number of rainy days is April (11.5 days).
The month with the lowest number of rainy days is September (8.7 days).

  • Average snowfall in January: 7"

The month with the highest snowfall is February (9.2").
Months with the lowest snowfall are May, June, July, August, September and October (0").

  • Average snowfall days in January: 4 days

The month with the highest number of snowfall days is January (4 days).
Months with the lowest number of snowfall days are May, June, July, August, September and October (0 days).

  • Average sea temperature in January: 41.7°F

The best month for swimming (with the highest average sea temperature) is August (74.1°F).
The coldest month (with the lowest average sea temperature) is February (39.7°F).

  • Average daylight in January: 9.7h

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

  • Average sunshine in January: 5.2h

Months with most sunshine are July and August (Average sunshine: 8.7h).
The month with least sunshine is December (Average sunshine: 4.5h).

  • Average UV index in January: 2

Months with the highest UV index are June, July and August (UV index 8).
The month with the lowest UV index is December (UV index 1).

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