January weather forecast
Norfolk, NY

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Weather in January

January, like December, is another subzero cold winter month in Norfolk, New York, with temperature in the range of an average low of 10.8°F (-11.8°C) and an average high of 23.4°F (-4.8°C).

Temperature

January is the month when Norfolk, New York, sees the lowest average temperatures, with a high of 23.4°F (-4.8°C) and a low of 10.8°F (-11.8°C).

Humidity

January and February, with an average relative humidity of 90%, are the most humid months.

Rainfall

In Norfolk, in January, during 6.2 rainfall days, 2.05" (52mm) of precipitation is typically accumulated. In Norfolk, during the entire year, the rain falls for 156 days and collects up to 29.72" (755mm) of precipitation.

Snowfall

January through May, October through December are months with snowfall in Norfolk. January is the month with the most snowfall. Snow falls for 16.6 days and accumulates 8.39" (213mm) of snow.

Daylight

The average length of the day in January in Norfolk is 9h and 16min.
On the first day of January in Norfolk, sunrise is at 7:37 am and sunset at 4:29 pm. On the last day of the month, sunrise is at 7:20 am and sunset at 5:06 pm EST.

Sunshine

The months with the least sunshine are January and February, with an average of 2.6h of sunshine.

UV index

The months with the lowest UV index in Norfolk are January and December, with an average maximum UV index of 1. A UV Index value of 2, and less, symbolizes a low threat to health from exposure to the Sun's UV radiation for ordinary individuals.
Note: An average maximum UV index of 1 in January leads to these recommendations:
Though extended exposure to the sun typically does not concern most people, it is crucial to always shield children, infants, and those with sensitive skin. Around midday, solar radiation is most harmful; hence, exposure should be limited. Opt for tightly woven and loose clothing to enhance protection from the Sun. Consider carefully! The reflective quality of snow can almost double the intensity of the Sun's UV radiation.
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Frequently asked questions

What time of the year is the coldest in Norfolk?

January, marked by an average high-temperature of 23.4°F (-4.8°C) and a low-temperature of 10.8°F (-11.8°C), is the coldest month in Norfolk.

How cold is it in Norfolk in January?

Norfolk in January has an average high-temperature of 23.4°F (-4.8°C) and an average low-temperature of 10.8°F (-11.8°C).

What is the most humid month in Norfolk?

January and February, with an average relative humidity of 90%, are most humid months.

What is the average humidity in January in Norfolk?

In January, the average relative humidity in Norfolk is 90%.

How many days does it rain in January in Norfolk?

In Norfolk, in January, during 6.2 rainfall days, 2.05" (52mm) of precipitation is typically accumulated.

What is the snowiest month in Norfolk?

January is the month with the most snowfall. Snow falls for 16.6 days and accumulates 8.39" (213mm) of snow.

How many days does it snow in January in Norfolk?

In Norfolk, New York, in January, during 16.6 snowfall days, 8.39" (213mm) of snow is typically accumulated.

How many hours of daylight does Norfolk have in January?

The average day length in January in Norfolk is 9h and 16min.

What time are sunrise and sunset in January in Norfolk?

On the first day of January in Norfolk, sunrise is at 7:37 am and sunset at 4:29 pm. On the last day of the month, sunrise is at 7:20 am and sunset at 5:06 pm EST.

What is the month with the least sunshine in Norfolk?

The months with the least sunshine in Norfolk, New York, are January and February, with an average of 2.6h of sunshine.

How many hours of sunshine does Norfolk have in January?

In January, the average sunshine duration in Norfolk is 2.6h.

What are the months with the lowest UV index in Norfolk?

The months with the lowest UV index in Norfolk are January and December, with an average maximum UV index of 1.

What is the UV index intensity in January in Norfolk?

In Norfolk, the average daily maximum UV index in January is 1. A UV Index reading of 2, and below, represents a low health risk from 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
Norfolk, NY

Average temperature in January - Norfolk, NY
  • Average high temperature in January: 23.4°F

The warmest month (with the highest average high temperature) is July (77°F).
The month with the lowest average high temperature is January (23.4°F).

  • Average low temperature in January: 10.8°F

The month with the highest average low temperature is July (58.6°F).
The coldest month (with the lowest average low temperature) is January (10.8°F).

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Average pressure in January
Norfolk, NY

Average pressure in January - Norfolk, NY
  • Average pressure in January: 30.03"Hg

The month with the highest atmospheric pressure is November (30.07"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).

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Average wind speed in January
Norfolk, NY

Average wind speed in January - Norfolk, NY
  • Average wind speed in January: 8.3mph

The windiest months (with the highest average wind speed) are February and April (8.5mph).
The calmest month (with the lowest average wind speed) is August (6.4mph).

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Average humidity in January
Norfolk, NY

Average humidity in January - Norfolk, NY
  • Average humidity in January: 90%

The months with the highest relative humidity are January and February (90%).
The month with the lowest relative humidity is April (77%).

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Average rainfall in January
Norfolk, NY

Average rainfall in January - Norfolk, NY
  • Average rainfall in January: 2.05"

The wettest month (with the highest rainfall) is August (3.03").
The driest months (with the least rainfall) are March and September (2.01").

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Average rainfall days in January
Norfolk, NY

Average rainfall days in January - Norfolk, NY
  • Average rainfall days in January: 6.2 days

The month with the highest number of rainy days is July (18.7 days).
The month with the least rainy days is February (6 days).

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Average snowfall in January
Norfolk, NY

Average snowfall in January - Norfolk, NY
  • Average snowfall in January: 8.39"

The month with the highest snowfall is January (8.39").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in January
Norfolk, NY

Average snowfall days in January - Norfolk, NY
  • Average snowfall days in January: 16.6 days

The month with the highest number of snowfall days is February (17.3 days).
The months with the least snowfall days are June, July, August and September (0 days).

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Average daylight in January /
Average sunshine in January
Norfolk, NY

Average daylight in January / Average sunshine in January - Norfolk, NY
  • Average daylight in January: 9h and 2min

The month with the longest days is June (Average daylight: 15h and 30min).
The month with the shortest days is December (Average daylight: 8h and 54min).

  • Average sunshine in January: 2h and 4min

The month with the most sunshine is July (Average sunshine: 10h and 6min).
The months with the least sunshine are January and February (Average sunshine: 2h and 36min).

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Average sunshine days in January
Norfolk, NY

Average sunshine days in January - Norfolk, NY
  • Average sunshine days in January: 12.1 days

The month with the most sunshine days is November (15 days).
The month with the least sunshine days is July (9.3 days).

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Average UV index in January
Norfolk, NY

Average UV index in January - Norfolk, NY
  • Average UV index in January: 1

The months with the highest UV index are June, July and August (UV index 5).
The months with the lowest UV index are January and December (UV index 1).

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Average cloud cover in January
Norfolk, NY

Average cloud cover in January - Norfolk, NY
  • Average cloud cover in January: 75

The months with the most cloud cover are January and February (Cloud cover 75).
The month with the least cloud cover is July (Cloud cover 35).

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Average visibility in January
Norfolk, NY

Average visibility in January - Norfolk, NY
  • Average visibility in January: 4mi

The months with the highest visibility are April, May, June, July, September and October (6mi).
The months with the lowest visibility are January and February (4mi).

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Norfolk, New York, USA

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