January weather forecastHewlett Neck, NY

January

Weather in January

January, the same as December, is a wintry winter month in Hewlett Neck, New York, with temperature in the range of an average high of 37°F (2.8°C) and an average low of 28.2°F (-2.1°C).

Temperature

Hewlett Neck's temperature records reveal January as the coldest month, marked by average highs of 37°F (2.8°C) and lows of 28.2°F (-2.1°C).

Humidity

The average relative humidity in January in Hewlett Neck, New York, is 73%.

Rainfall

January is the month with the least rainfall in Hewlett Neck. Rain falls for 7.3 days and accumulates 0.91" (23mm) of precipitation.

Snowfall

Months with snowfall are January through March, October through December. In Hewlett Neck, in January, snow falls for 4.6 days, with typically accumulated 0.67" (17mm) of snow. Throughout the year, there are 15.8 snowfall days, and 2.95" (75mm) of snow is accumulated.

Daylight

In Hewlett Neck, the average length of the day in January is 9h and 40min.
On the first day of January, sunrise is at 7:18 am and sunset at 4:38 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 is 5.1h.

UV index

January through March, November and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index value of 2, and less, symbolizes a minimal health hazard from exposure to the Sun's UV rays for average individuals.
Note: The UV index of 2 during January leads to these advisories:
Children necessitate constant protection from sunlight, unlike the majority, who can remain under the sun for about an hour without burning. Being exposed to the midday Sun can have harmful effects due to strong UV radiation; always take precautions. On days when the sun blazes, arm yourself with sunglasses that block UVA and UVB radiation. Attention! Nearly twice the Sun's UV radiation can be reflected by snow.

Frequently asked questions

January brings the lowest temperatures in Hewlett Neck, with an average high of 37°F (2.8°C) and an average low of 28.2°F (-2.1°C).

The average high-temperature and low-temperature during January are 37°F (2.8°C) and 28.2°F (-2.1°C) respectively.

In Hewlett Neck, the average relative humidity in January is 73%.

January is the month with the least rainfall. Rain falls for 7.3 days and accumulates 0.91" (23mm) of precipitation.

In Hewlett Neck, in January, during 7.3 rainfall days, 0.91" (23mm) of precipitation is typically accumulated.

In January, it is snowing for 4.6 days. Throughout January, 0.67" (17mm) of snow is accumulated.

In January, the average day length is 9h and 40min.

In January, on the first day of the month, sunrise is at 7:18 am and sunset at 4:38 pm. On the last day of the month, in Hewlett Neck, sunrise is at 7:05 am and sunset at 5:10 pm EST.

In January, the average sunshine duration is 5.1h.

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

In Hewlett Neck, the average daily maximum UV index in January is 2. A UV Index of 2, and less, symbolizes a low health risk from exposure to Sun's UV rays.
Average high temperature
Average low temperature
Average pressure
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average snowfall
Average snowfall days
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in January
Hewlett Neck, NY

  • Average high temperature in January: 37°F

The warmest month (with the highest average high temperature) is July (80.6°F).
The month with the lowest average high temperature is January (37°F).

  • Average low temperature in January: 28.2°F

The month with the highest average low temperature is August (71.1°F).
The coldest month (with the lowest average low temperature) is January (28.2°F).

Average pressure in January
Hewlett Neck, NY

  • Average pressure in January: 30.06"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).

Average wind speed in January
Hewlett Neck, NY

  • Average wind speed in January: 12.4mph

The windiest month (with the highest average wind speed) is January (12.4mph).
The calmest month (with the lowest average wind speed) is July (8mph).

Average humidity in January
Hewlett Neck, NY

  • Average humidity in January: 73%

The month with the highest relative humidity is May (77%).
The month with the lowest relative humidity is November (72%).

Average rainfall in January
Hewlett Neck, NY

  • Average rainfall in January: 0.91"

The wettest months (with the highest rainfall) are July and August (2.32").
The driest month (with the least rainfall) is January (0.91").

Average rainfall days in January
Hewlett Neck, NY

  • Average rainfall days in January: 7.3 days

The month with the highest number of rainy days is July (15.1 days).
The month with the least rainy days is January (7.3 days).

Average snowfall in January
Hewlett Neck, NY

  • Average snowfall in January: 0.67"

The month with the highest snowfall is March (1.02").
The months with the least snowfall are April, May, June, July, August and September (0").

Average snowfall days in January
Hewlett Neck, NY

  • Average snowfall days in January: 4.6 days

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

Average daylight in January /
Average sunshine in January
Hewlett Neck, NY

  • Average daylight in January: 9h and 42min

The month with the longest days is June (Average daylight: 15h and 0min).
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 48min).
The month with the least sunshine is February (Average sunshine: 4h and 48min).

Average sunshine days in January
Hewlett Neck, NY

  • Average sunshine days in January: 19.8 days

The month with the most sunshine days is January (19.8 days).
The month with the least sunshine days is July (13.6 days).

Average UV index in January
Hewlett Neck, 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).

Average cloud cover in January
Hewlett Neck, NY

  • Average cloud cover in January: 43

The months with the most cloud cover are February and December (Cloud cover 47).
The month with the least cloud cover is August (Cloud cover 27).

Average visibility in January
Hewlett Neck, 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).