January weather forecast
Colesville, NJ

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Weather in January

January, like December, in Colesville, New Jersey, is an icy winter month, with an average temperature fluctuating between 32.7°F (0.4°C) and 19.8°F (-6.8°C).

Temperature

January is the month when Colesville, New Jersey, sees the lowest average temperatures, with a high of 32.7°F (0.4°C) and a low of 19.8°F (-6.8°C).

Humidity

The average relative humidity in January in Colesville is 79%.

Rainfall

In Colesville, New Jersey, during January, the rain falls for 9 days and regularly aggregates up to 2.09" (53mm) of precipitation. In Colesville, during the entire year, the rain falls for 165.2 days and collects up to 31.57" (802mm) of precipitation.

Snowfall

Months with snowfall are January through May, October through December. In Colesville, in January, snow falls for 9.7 days, with typically accumulated 4.53" (115mm) of snow. In Colesville, New Jersey, during the entire year, snow falls for 37.1 days and aggregates up to 19.92" (506mm) of snow.

Daylight

In January, the average length of the day is 9h and 36min.
On the first day of January in Colesville, sunrise is at 7:24 am and sunset at 4:39 pm. On the last day of the month, sunrise is at 7:10 am and sunset at 5:13 pm EST.

Sunshine

The average sunshine in January is 4.7h.

UV index

The average daily maximum UV index in January is 2. A UV Index of 2, and less, symbolizes a minimal health vulnerability from unprotected exposure to Sun's UV rays for the ordinary person.
Note: The maximum UV index of 2 during January translates into these guidelines:
Although prolonged sun exposure does not typically bother most people, children, babies, and those with sensitive skin should always have protection. Avoiding the Sun during its peak radiation time around midday is a healthy practice. In the presence of strong sunlight, it's crucial to wear sunglasses that ward off UVA and UVB rays. Bear in mind! The Sun's UV radiation can nearly double in intensity due to the reflective quality of snow.
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Frequently asked questions

What time of the year is the coldest in Colesville?

January is the month that records the lowest temperatures, with averages ranging from a high of 32.7°F (0.4°C) to a low of 19.8°F (-6.8°C).

How cold is January in Colesville?

In January, the average high-temperature and low-temperature are 32.7°F (0.4°C) and 19.8°F (-6.8°C) respectively.

What is the average humidity in January in Colesville?

In January, the average relative humidity in Colesville, New Jersey, is 79%.

How many days does it rain in January in Colesville?

In January, the rain falls for 9 days. Throughout January, 2.09" (53mm) of precipitation is accumulated.

How much does it snow in Colesville in January?

In Colesville, in January, during 9.7 snowfall days, 4.53" (115mm) of snow is typically accumulated.

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

The average day length in January in Colesville, New Jersey, is 9h and 36min.

When is the sunrise / sunset in January in Colesville?

On the first day of January in Colesville, sunrise is at 7:24 am and sunset at 4:39 pm. On the last day of the month, sunrise is at 7:10 am and sunset at 5:13 pm EST.

How long on average sun shines in January in Colesville?

In Colesville, the average sunshine duration in January is 4.7h.

What is the UV index intensity in January in Colesville?

The average daily maximum UV index in January is 2. A UV Index reading of 2, and below, represents a low health risk 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
Colesville, NJ

Average temperature in January - Colesville, NJ
  • Average high temperature in January: 32.7°F

The warmest month (with the highest average high temperature) is July (82.6°F).
The month with the lowest average high temperature is January (32.7°F).

  • Average low temperature in January: 19.8°F

The month with the highest average low temperature is July (61.3°F).
The coldest month (with the lowest average low temperature) is January (19.8°F).

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Average pressure in January
Colesville, NJ

Average pressure in January - Colesville, NJ
  • Average pressure in January: 30.07"Hg

The month with the highest atmospheric pressure is November (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

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Average wind speed in January
Colesville, NJ

Average wind speed in January - Colesville, NJ
  • Average wind speed in January: 7.6mph

The windiest month (with the highest average wind speed) is March (7.7mph).
The calmest month (with the lowest average wind speed) is August (4.8mph).

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Average humidity in January
Colesville, NJ

Average humidity in January - Colesville, NJ
  • Average humidity in January: 79%

The months with the highest relative humidity are February, October and December (82%).
The month with the lowest relative humidity is April (76%).

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Average rainfall in January
Colesville, NJ

Average rainfall in January - Colesville, NJ
  • Average rainfall in January: 2.09"

The wettest month (with the highest rainfall) is May (3.15").
The driest month (with the least rainfall) is September (1.81").

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Average rainfall days in January
Colesville, NJ

Average rainfall days in January - Colesville, NJ
  • Average rainfall days in January: 9 days

The month with the highest number of rainy days is May (17.8 days).
The month with the least rainy days is January (9 days).

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Average snowfall in January
Colesville, NJ

Average snowfall in January - Colesville, NJ
  • Average snowfall in January: 4.53"

The month with the highest snowfall is February (5.43").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in January
Colesville, NJ

Average snowfall days in January - Colesville, NJ
  • Average snowfall days in January: 9.7 days

The month with the highest number of snowfall days is February (10 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
Colesville, NJ

Average daylight in January / Average sunshine in January - Colesville, NJ
  • 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: 4h and 4min

The month with the most sunshine is July (Average sunshine: 10h and 6min).
The month with the least sunshine is February (Average sunshine: 4h and 12min).

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Average sunshine days in January
Colesville, NJ

Average sunshine days in January - Colesville, NJ
  • Average sunshine days in January: 16.3 days

The month with the most sunshine days is November (17.3 days).
The month with the least sunshine days is April (10.7 days).

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Average UV index in January
Colesville, NJ

Average UV index in January - Colesville, NJ
  • Average UV index in January: 2

The month with the highest UV index is June (UV index 6).
The month with the lowest UV index is December (UV index 1).

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Average cloud cover in January
Colesville, NJ

Average cloud cover in January - Colesville, NJ
  • Average cloud cover in January: 49

The month with the most cloud cover is February (Cloud cover 52).
The month with the least cloud cover is July (Cloud cover 36).

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Average visibility in January
Colesville, NJ

Average visibility in January - Colesville, NJ
  • Average visibility in January: 5mi

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

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Colesville, New Jersey, USA

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