January weather forecast and climate
Oak Ridge, NJ

January, the same as December, is a wintry winter month in Oak Ridge, New Jersey, with average temperature ranging between max 33.3°F (0.7°C) and min 20.5°F (-6.4°C).

Temperature

January is the coldest month, with an average high-temperature of 33.3°F (0.7°C) and an average low-temperature of 20.5°F (-6.4°C).

Humidity

In January, the average relative humidity is 78%.

Rainfall

January is the month with the least rainfall in Oak Ridge. Rain falls for 5.3 days and accumulates 0.71" (18mm) of precipitation.

Snowfall

January through May, October through December are months with snowfall in Oak Ridge. In Oak Ridge, during January, snow falls for 6.9 days and regularly aggregates up to 1.34" (34mm) of snow. In Oak Ridge, New Jersey, during the entire year, snow falls for 26.7 days, and aggregates up to 6.06" (154mm) of snow.

Daylight

In Oak Ridge, the average length of the day is 9.6h.

Sunshine

The average sunshine is 4.5h.

UV index

January through March, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Oak Ridge. A UV Index reading of 2, and below, represents a low threat to health from the exposure to the Sun's UV rays for the ordinary person.
Note: The average daily UV index of 2 in January transform into the following instructions:
For the majority, extended sun exposure is not of great concern. Infants and people with sensitive skin must always be protected. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. A wide-brim hat offers excellent sun protection for eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Tightly woven, loose-fitting clothes provide additional protection from the Sun. Caution! The reflection of snow can nearly double the intensity of the Sun's UV radiation.

What is the coldest month in Oak Ridge?

The coldest month is January, with an average high-temperature of 33.3°F (0.7°C) and an average low-temperature of 20.5°F (-6.4°C).

What is the temperature in January in Oak Ridge?

The average high-temperature, in January, in Oak Ridge, New Jersey, is 33.3°F (0.7°C), while the average low-temperature is 20.5°F (-6.4°C).

What is the average humidity in January in Oak Ridge?

The average relative humidity in January is 78%.

How many days does it rain in January in Oak Ridge?

In January, the rain falls for 5.3 days. Throughout January, 0.71" (18mm) of precipitation is accumulated.

What is the driest month in Oak Ridge?

The month with the least rainfall in Oak Ridge, New Jersey, is January when the rain falls for 5.3 days and typically collects 0.71" (18mm) of precipitation.

How much does it snow in Oak Ridge in January?

In Oak Ridge, during January, snow falls for 6.9 days and regularly aggregates up to 1.34" (34mm) of snow.

What is the average length of the day in January in Oak Ridge?

The average length of the day in January is 9.6h.

How many hours of sunshine does Oak Ridge have in January?

The average sunshine in January in Oak Ridge, New Jersey, is 4.5h.

What is the month with the lowest UV index in Oak Ridge?

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

What is the UV index reading in January in Oak Ridge?

In January, the average daily maximum UV index in Oak Ridge is 2. A UV Index of 2, and less, symbolizes a low health risk from the exposure to the Sun's UV rays.
Average temperature in January - Oak Ridge, NJ
  • Average high temperature in January: 0.7°C

The warmest month (with the highest average high temperature) is July (28°C).
The month with the lowest average high temperature is January (0.7°C).

  • Average low temperature in January: -6.4°C

The month with the highest average low temperature is July (17.1°C).
The coldest month (with the lowest average low temperature) is January (-6.4°C).

Average pressure in January - Oak Ridge, NJ
  • Average pressure in January: 1018.2mbar

The month with the highest atmospheric pressure is November (1019.5mbar).
The month with the lowest atmospheric pressure is June (1013.6mbar).

Average wind speed in January - Oak Ridge, NJ
  • Average wind speed in January: 12.8km/h

The windiest month (with the highest average wind speed) is March (13km/h).
The calmest month (with the lowest average wind speed) is August (8km/h).

Average humidity in January - Oak Ridge, NJ
  • Average humidity in January: 78%

The month with the highest relative humidity is October (82%).
The month with the lowest relative humidity is April (76%).

Average rainfall in January - Oak Ridge, NJ
  • Average rainfall in January: 18mm

The wettest month (with the highest rainfall) is July (47mm).
The driest month (with the least rainfall) is January (18mm).

Average rainfall days in January - Oak Ridge, NJ
  • Average rainfall days in January: 5.3 days

The month with the highest number of rainy days is July (16 days).
The month with the least rainy days is January (5.3 days).

Average snowfall in January - Oak Ridge, NJ
  • Average snowfall in January: 34mm

The month with the highest snowfall is February (38mm).
Months with the least snowfall are June, July, August and September (0mm).

Average snowfall days in January - Oak Ridge, NJ
  • Average snowfall days in January: 6.9 days

The month with the highest number of snowfall days is January (6.9 days).
Months with the least snowfall days are June, July, August and September (0 days).

Average daylight in January / Average sunshine in January - Oak Ridge, NJ
  • Average daylight in January: 9.6h

The month with the longest days is June (Average daylight: 15.1h).
The month with the shortest days is December (Average daylight: 9.3h).

  • Average sunshine in January: 4.5h

The month with the most sunshine is July (Average sunshine: 9.9h).
The month with the least sunshine is February (Average sunshine: 4.1h).

Average sunshine days in January - Oak Ridge, NJ
  • Average sunshine days in January: 19.8 days

The month with the most sunshine days is November (20.5 days).
The month with the least sunshine days is June (12.1 days).

Average UV index in January - Oak Ridge, NJ
  • Average UV index in January: 2

The month with the highest UV index is June (UV index 6).
Months with the lowest UV index are January, February, March, November and December (UV index 2).

Average cloud cover in January - Oak Ridge, NJ
  • Average cloud cover in January: 50

Months with the most cloud cover are February and March (Cloud cover 53).
Months with the least cloud cover are July and August (Cloud cover 38).

Average visibility in January - Oak Ridge, NJ
  • Average visibility in January: 8km

The month with the highest visibility is April (9km).
Months with the lowest visibility are January, February, March, May, June, July, August, September, October, November and December (8km).