January weather forecast
Rocky Point, NY

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Weather in January

January, the same as December, is a wintry winter month in Rocky Point, New York, with an average temperature varying between 29.5°F (-1.4°C) and 37.9°F (3.3°C).

Temperature

In Rocky Point, January records the lowest average temperatures, peaking at 37.9°F (3.3°C) and reaching a low of 29.5°F (-1.4°C).

Humidity

The average relative humidity in January is 72%.

Rainfall

The month with the least rainfall is January, when the rain falls for 8 days and typically collects 2.24" (57mm) of precipitation.

Snowfall

January through March, May and December are months with snowfall in Rocky Point. In Rocky Point, in January, snow falls for 4.3 days, with typically accumulated 1.18" (30mm) of snow. Throughout the year, there are 14.9 snowfall days, and 5.71" (145mm) of snow is accumulated.

Daylight

In Rocky Point, the average length of the day in January is 9h and 38min.
On the first day of January, sunrise is at 7:16 am and sunset at 4:33 pm. On the last day of the month, sunrise is at 7:03 am and sunset at 5:06 pm EST.

Sunshine

In January, the average sunshine is 5.1h.

UV index

January through March and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index of 2, and less, symbolizes a minimal health hazard from exposure to the Sun's UV radiation for average individuals.
Note: The daily high UV index of 2 in January translates into this advice:
Although prolonged sun exposure does not typically bother most people, children, babies, and those with sensitive skin should always have protection. Midday is the peak time for the Sun's radiation; stay in the shade and protect yourself. In bright sunlight, prioritize sunglasses that grant protection from UVA and UVB radiation. Be aware! The intensity of the Sun's UV radiation can be amplified nearly twice due to snow reflection.
Updated: Aug 19, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the coldest time of year?

Rocky Point, New York, records the coldest temperatures in January, averaging a high of 37.9°F (3.3°C) and a low of 29.5°F (-1.4°C).

Is January cold?

In Rocky Point, 37.9°F (3.3°C) is the average high-temperature and 29.5°F (-1.4°C) is the average low-temperature during January.

What is the average humidity in January?

In January, the average relative humidity is 72%.

What is the driest month?

January is the month with the least rainfall. Rain falls for 8 days and accumulates 2.24" (57mm) of precipitation.

How much does it rain in January?

In Rocky Point, in January, during 8 rainfall days, 2.24" (57mm) of precipitation is typically accumulated.

How much does it snow in January?

In Rocky Point, during January, snow falls for 4.3 days and regularly aggregates up to 1.18" (30mm) of snow.

What is the average length of the day in January?

In January, the average day length is 9h and 38min.

When are sunrise and sunset in January?

On the first day of January, sunrise is at 7:16 am and sunset at 4:33 pm. On the last day of the month, sunrise is at 7:03 am and sunset at 5:06 pm EST.

How long on average sun shines in January?

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

When is the lowest UV index?

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

How high is the UV index in January?

In January, the average daily maximum UV index is 2. A UV Index value of 2, and less, symbolizes a minimal health vulnerability from exposure to the Sun's UV radiation.
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
Rocky Point, NY

Average temperature in January - Rocky Point, NY
  • Average high temperature in January: 37.9°F

The warmest months (with the highest average high temperature) are July and August (78.3°F).
The month with the lowest average high temperature is January (37.9°F).

  • Average low temperature in January: 29.5°F

The months with the highest average low temperature are July and August (70.9°F).
The coldest month (with the lowest average low temperature) is January (29.5°F).

Average pressure in January
Rocky Point, NY

Average pressure in January - Rocky Point, 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 (29.93"Hg).

Average wind speed in January
Rocky Point, NY

Average wind speed in January - Rocky Point, NY
  • Average wind speed in January: 13.5mph

The windiest month (with the highest average wind speed) is January (13.5mph).
The calmest month (with the lowest average wind speed) is July (8.7mph).

Average humidity in January
Rocky Point, NY

Average humidity in January - Rocky Point, NY
  • Average humidity in January: 72%

The months with the highest relative humidity are May and June (78%).
The month with the lowest relative humidity is November (71%).

Average rainfall in January
Rocky Point, NY

Average rainfall in January - Rocky Point, NY
  • Average rainfall in January: 2.24"

The wettest month (with the highest rainfall) is December (3.82").
The driest month (with the least rainfall) is January (2.24").

Average rainfall days in January
Rocky Point, NY

Average rainfall days in January - Rocky Point, NY
  • Average rainfall days in January: 8 days

The month with the highest number of rainy days is July (16.5 days).
The month with the least rainy days is January (8 days).

Average snowfall in January
Rocky Point, NY

Average snowfall in January - Rocky Point, NY
  • Average snowfall in January: 1.18"

The month with the highest snowfall is March (2.17").
The months with the least snowfall are April, June, July, August, September, October and November (0").

Average snowfall days in January
Rocky Point, NY

Average snowfall days in January - Rocky Point, NY
  • Average snowfall days in January: 4.3 days

The month with the highest number of snowfall days is February (4.6 days).
The months with the least snowfall days are June, July, August, September and October (0 days).

Average daylight in January /
Average sunshine in January
Rocky Point, NY

Average daylight in January / Average sunshine in January - Rocky Point, NY
  • Average daylight in January: 9h and 4min

The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 18min).

  • Average sunshine in January: 5h and 1min

The month with the most sunshine is July (Average sunshine: 10h and 36min).
The month with the least sunshine is February (Average sunshine: 4h and 42min).

Average sunshine days in January
Rocky Point, NY

Average sunshine days in January - Rocky Point, NY
  • Average sunshine days in January: 17.7 days

The month with the most sunshine days is November (19.3 days).
The month with the least sunshine days is August (12.5 days).

Average UV index in January
Rocky Point, NY

Average UV index in January - Rocky Point, 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 and December (UV index 2).

Average cloud cover in January
Rocky Point, NY

Average cloud cover in January - Rocky Point, NY
  • Average cloud cover in January: 45

The month with the most cloud cover is December (Cloud cover 50).
The month with the least cloud cover is August (Cloud cover 28).

Average visibility in January
Rocky Point, NY

Average visibility in January - Rocky Point, 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).

Rocky Point, New York, USA

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