January weather forecast
Green Island, NY

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Weather in January

January, like December, is another subzero cold winter month in Green Island, New York, with an average temperature ranging between max 28.8°F (-1.8°C) and min 16.7°F (-8.5°C).

Temperature

January is Green Island's coldest month, registering average high temperatures of 28.8°F (-1.8°C) and lows of 16.7°F (-8.5°C).

Humidity

In January, the average relative humidity is 81%.

Rainfall

In Green Island, in January, it is raining for 9.1 days, with typically 2.32" (59mm) of accumulated precipitation. In Green Island, New York, during the entire year, the rain falls for 162.8 days and collects up to 31.02" (788mm) of precipitation.

Snowfall

January through May, October through December are months with snowfall. In Green Island, during January, snow falls for 14.2 days and regularly aggregates up to 6.57" (167mm) of snow. Throughout the year, there are 50.4 snowfall days, and 27.2" (691mm) of snow is accumulated.

Daylight

The average length of the day in January is 9h and 28min.
On the first day of January, sunrise is at 7:25 am and sunset at 4:31 pm. On the last day of the month, sunrise is at 7:10 am and sunset at 5:05 pm EST.

Sunshine

The average sunshine in January in Green Island, New York, is 4.3h.

UV index

January through March, October through December, with an average maximum UV index of 2, are months with the lowest UV index in Green Island. A UV Index value of 2, and less, symbolizes a minimal health hazard from unprotected exposure to Sun's UV rays for the average person.
Note: A maximum UV index of 2 in January translates into the following recommendations:
Prolonged sun exposure should always be prevented in babies, children, and those with sensitive skin. The Sun is at its harshest during midday; protect yourself by staying in shaded areas and minimizing exposure. For excellent sun protection for the eyes, ears, face, and neck, consider a wide-brim hat. Be alert to the fact! The reflection from snow can nearly double the UV radiation of the Sun.
Updated: Aug 27, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are the coldest months?

During the coldest month in Green Island, January, temperatures average a high of 28.8°F (-1.8°C) and a low of 16.7°F (-8.5°C).

How cold is it in January?

The high-temperature, in January, in Green Island, is 28.8°F (-1.8°C), while the low-temperature averages to 16.7°F (-8.5°C).

What is the average humidity in January?

In Green Island, the average relative humidity in January is 81%.

How much does it rain in January?

In Green Island, in January, during 9.1 rainfall days, 2.32" (59mm) of precipitation is typically accumulated.

How much does it snow in January?

In Green Island, during January, snow falls for 14.2 days and regularly aggregates up to 6.57" (167mm) of snow.

What is the average length of the day in January?

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

What time are sunrise and sunset in January in Green Island?

In January, on the first day of the month, sunrise is at 7:25 am and sunset at 4:31 pm. On the last day of the month, sunrise is at 7:10 am and sunset at 5:05 pm EST.

How many hours of sunshine does Green Island have in January?

In January, the average sunshine duration is 4.3h.

When is the lowest UV index?

January through March, October through December, with an average maximum UV index of 2, are months with the lowest UV index.

What is the UV index intensity in January?

In January, the average daily maximum UV index in Green Island is 2. A UV Index reading of 2, and below, represents a minimal health vulnerability from unsafe 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
Green Island, NY

Average temperature in January - Green Island, NY
  • Average high temperature in January: 28.8°F

The warmest month (with the highest average high temperature) is July (81.3°F).
The month with the lowest average high temperature is January (28.8°F).

  • Average low temperature in January: 16.7°F

The month with the highest average low temperature is July (59.5°F).
The coldest month (with the lowest average low temperature) is January (16.7°F).

Average pressure in January
Green Island, NY

Average pressure in January - Green Island, NY
  • Average pressure in January: 30.04"Hg

The month with the highest atmospheric pressure is November (30.09"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).

Average wind speed in January
Green Island, NY

Average wind speed in January - Green Island, NY
  • Average wind speed in January: 8mph

The windiest months (with the highest average wind speed) are January, February and March (8mph).
The calmest month (with the lowest average wind speed) is August (5.2mph).

Average humidity in January
Green Island, NY

Average humidity in January - Green Island, NY
  • Average humidity in January: 81%

The month with the highest relative humidity is February (83%).
The month with the lowest relative humidity is April (73%).

Average rainfall in January
Green Island, NY

Average rainfall in January - Green Island, NY
  • Average rainfall in January: 2.32"

The wettest month (with the highest rainfall) is October (3.19").
The driest month (with the least rainfall) is September (1.93").

Average rainfall days in January
Green Island, NY

Average rainfall days in January - Green Island, NY
  • Average rainfall days in January: 9.1 days

The month with the highest number of rainy days is May (17.1 days).
The month with the least rainy days is January (9.1 days).

Average snowfall in January
Green Island, NY

Average snowfall in January - Green Island, NY
  • Average snowfall in January: 6.57"

The month with the highest snowfall is February (7.64").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in January
Green Island, NY

Average snowfall days in January - Green Island, NY
  • Average snowfall days in January: 14.2 days

The month with the highest number of snowfall days is January (14.2 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in January /
Average sunshine in January
Green Island, NY

Average daylight in January / Average sunshine in January - Green Island, NY
  • 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: 4h and 2min

The month with the most sunshine is July (Average sunshine: 10h and 36min).
The month with the least sunshine is February (Average sunshine: 3h and 48min).

Average sunshine days in January
Green Island, NY

Average sunshine days in January - Green Island, NY
  • Average sunshine days in January: 13.1 days

The month with the most sunshine days is September (17.3 days).
The month with the least sunshine days is April (10.6 days).

Average UV index in January
Green Island, NY

Average UV index in January - Green Island, NY
  • Average UV index in January: 2

The months with the highest UV index are May, June, July and August (UV index 5).
The months with the lowest UV index are January, February, March, October, November and December (UV index 2).

Average cloud cover in January
Green Island, NY

Average cloud cover in January - Green Island, NY
  • Average cloud cover in January: 55

The month with the most cloud cover is February (Cloud cover 58).
The months with the least cloud cover are July and August (Cloud cover 32).

Average visibility in January
Green Island, NY

Average visibility in January - Green Island, NY
  • Average visibility in January: 5mi

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

Green Island, New York, USA

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