January weather forecast
Belleville, NY

Weather in January

January, like December, is a freezing cold winter month in Belleville, New York, with temperature in the range of an average high of 26.6°F (-3°C) and an average low of 16°F (-8.9°C).

Temperature

The coldest month is January, with an average high-temperature of 26.6°F (-3°C) and an average low-temperature of 16°F (-8.9°C).

Humidity

January and February, with an average relative humidity of 87%, are the most humid months in Belleville.

Rainfall

In Belleville, during January, the rain falls for 7 days and regularly aggregates up to 2.48" (63mm) of precipitation. In Belleville, New York, during the entire year, the rain falls for 158.6 days and collects up to 30.39" (772mm) of precipitation.

Snowfall

Months with snowfall are January through May, October through December. In January, in Belleville, New York, it is snowing for 19 days. Throughout January, 9.13" (232mm) of snow is accumulated. Throughout the year, in Belleville, New York, there are 81.1 snowfall days, and 36.61" (930mm) of snow is accumulated.

Daylight

The average length of the day in January in Belleville is 9h and 22min.
On the first day of January in Belleville, sunrise is at 7:38 am and sunset at 4:37 pm. On the last day of the month, sunrise is at 7:22 am and sunset at 5:13 pm EST.

Sunshine

January and February, with an average of 2.7h of sunshine, are months with the least sunshine.

UV index

The months with the lowest UV index are January and December, with an average maximum UV index of 1. A UV Index value of 2, and less, symbolizes a minimal health vulnerability from exposure to the Sun's UV rays for average individuals.
Note: The daily maximum UV index of 1 in January interpret into the following advice:
People with sensitive skin, children, and babies should always be protected from prolonged sun exposure. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes. Beware! The strength of the UV rays is increased nearly double-fold by the reflection of the snow.
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FAQ

What is the coldest month in Belleville?

With an average high-temperature of 26.6°F (-3°C) and an average low-temperature of 16°F (-8.9°C), January is the coldest month.

What is the temperature in January in Belleville?

In January, in Belleville, New York, the average high-temperature is 26.6°F (-3°C), and the average low-temperature is 16°F (-8.9°C).

What are the most humid months in Belleville?

The months with the highest humidity in Belleville, New York, are January and February, with an average relative humidity of 87%.

What is the average humidity in January in Belleville?

In January, the average relative humidity is 87%.

How many days does it rain in January in Belleville?

In Belleville, New York, in January, during 7 rainfall days, 2.48" (63mm) of precipitation is typically accumulated.

How many days does it snow in January in Belleville?

In Belleville, New York, in January, snow falls for 19 days, with typically accumulated 9.13" (232mm) of snow.

What is the average length of the day in January in Belleville?

The average day length in January in Belleville, New York, is 9h and 22min.

What time are sunrise and sunset in January in Belleville?

On the first day of January in Belleville, sunrise is at 7:38 am and sunset at 4:37 pm. On the last day of the month, sunrise is at 7:22 am and sunset at 5:13 pm EST.

What is the month with the least sunshine in Belleville?

The months with the least sunshine are January and February, with an average of 2.7h of sunshine.

How long on average sun shines in January in Belleville?

In January, the average sunshine duration in Belleville, New York, is 2.7h.

When is the lowest UV index in Belleville?

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

What is the UV index intensity in January in Belleville?

The average daily maximum UV index in January is 1. A UV Index reading of 2, and below, represents a minimal hazard to health 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
Belleville, NY

Average temperature in January - Belleville, NY
  • Average high temperature in January: 26.6°F

The warmest month (with the highest average high temperature) is July (76.1°F).
The month with the lowest average high temperature is January (26.6°F).

  • Average low temperature in January: 16°F

The month with the highest average low temperature is July (61°F).
The coldest month (with the lowest average low temperature) is January (16°F).

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Average pressure in January
Belleville, NY

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

The month with the highest atmospheric pressure is November (30.08"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).

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Average wind speed in January
Belleville, NY

Average wind speed in January - Belleville, NY
  • Average wind speed in January: 11mph

The windiest month (with the highest average wind speed) is January (11mph).
The calmest month (with the lowest average wind speed) is July (6.8mph).

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Average humidity in January
Belleville, NY

Average humidity in January - Belleville, NY
  • Average humidity in January: 87%

The months with the highest relative humidity are January and February (87%).
The months with the lowest relative humidity are April and September (77%).

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Average rainfall in January
Belleville, NY

Average rainfall in January - Belleville, NY
  • Average rainfall in January: 2.48"

The wettest month (with the highest rainfall) is October (3.23").
The driest month (with the least rainfall) is September (1.85").

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Average rainfall days in January
Belleville, NY

Average rainfall days in January - Belleville, NY
  • Average rainfall days in January: 7 days

The month with the highest number of rainy days is October (17.4 days).
The months with the least rainy days are January and February (7 days).

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Average snowfall in January
Belleville, NY

Average snowfall in January - Belleville, NY
  • Average snowfall in January: 9.13"

The month with the highest snowfall is December (9.21").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in January
Belleville, NY

Average snowfall days in January - Belleville, NY
  • Average snowfall days in January: 19 days

The month with the highest number of snowfall days is January (19 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
Belleville, NY

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

The month with the longest days is June (Average daylight: 15h and 24min).
The month with the shortest days is December (Average daylight: 9h and 0min).

  • Average sunshine in January: 2h and 4min

The month with the most sunshine is July (Average sunshine: 10h and 18min).
The months with the least sunshine are January and February (Average sunshine: 2h and 42min).

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Average sunshine days in January
Belleville, NY

Average sunshine days in January - Belleville, NY
  • Average sunshine days in January: 7.3 days

The month with the most sunshine days is September (15 days).
The months with the least sunshine days are January and February (7.3 days).

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Average UV index in January
Belleville, NY

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

The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January and December (UV index 1).

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Average cloud cover in January
Belleville, NY

Average cloud cover in January - Belleville, NY
  • Average cloud cover in January: 74

The month with the most cloud cover is January (Cloud cover 74).
The month with the least cloud cover is August (Cloud cover 30).

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Average visibility in January
Belleville, NY

Average visibility in January - Belleville, NY
  • Average visibility in January: 5mi

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

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