January weather forecast
Belleville, NY

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Weather in January

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

Temperature

January is the month when Belleville sees the lowest average temperatures, with a high of 26.6°F (-3°C) and a low of 16°F (-8.9°C).

Humidity

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

Rainfall

In Belleville, New York, in January, it is raining for 7 days, with typically 2.48" (63mm) of accumulated precipitation. Throughout the year, there are 158.6 rainfall days, and 30.39" (772mm) of precipitation is accumulated.

Snowfall

January through May, October through December are months with snowfall. In January, it is snowing for 19 days. Throughout January, 9.13" (232mm) of snow is accumulated. In Belleville, during the entire year, snow falls for 81.1 days and aggregates up to 36.61" (930mm) of snow.

Daylight

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

Sunshine

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

UV index

January and December, with an average maximum UV index of 1, are months with the lowest UV index in Belleville. A UV Index value of 2, and less, symbolizes a minimal health vulnerability from unsafe exposure to UV radiation for average individuals.
Note: A maximum daily UV index of 1 during January morphs into the following directions:
Babies, children, and individuals with sensitive skin should always have protection against extended sun exposure. Being exposed to the midday Sun can have harmful effects due to strong UV radiation; always take precautions. Employ a hat with a wide brim for robust protection, cutting UV exposure by half. Take note! UV radiation from the Sun can double in intensity due to snow reflection.

Frequently asked questions

What is the coldest month?

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

How cold is January?

The average high-temperature and low-temperature during January are 26.6°F (-3°C) and 16°F (-8.9°C) respectively.

What is the most humid month?

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

What is the average humidity in January?

In January, the average relative humidity is 87%.

How much does it rain in January?

In Belleville, during January, the rain falls for 7 days and regularly aggregates up to 2.48" (63mm) of precipitation.

How many days does it snow in January?

In January, it is snowing for 19 days. Throughout January, 9.13" (232mm) of snow is accumulated.

How many hours of daylight does Belleville have in January?

In Belleville, the average day length in January is 9h and 22min.

What time are sunrise and sunset in January?

On the first day of January, 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 are the months with the least sunshine?

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

How many hours of sunshine does Belleville have in January?

In January, the average sunshine duration is 2.7h.

When is the lowest UV index?

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

What is the UV index reading in January?

The average daily maximum UV index in January is 1. A UV Index of 2, and less, symbolizes a minimal health vulnerability from unprotected exposure to 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
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).

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).

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).

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%).

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").

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).

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").

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).

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).

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).

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).

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).

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).

Belleville, New York, USA

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