January weather forecast
Archertown, NJ

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Weather in January

January, the same as December, is a wintry winter month in Archertown, New Jersey, with an average temperature fluctuating between 25.2°F (-3.8°C) and 37.8°F (3.2°C).

Temperature

In Archertown, New Jersey, the lowest average temperatures are observed in January, with a high of 37.8°F (3.2°C) and a low of 25.2°F (-3.8°C).

Humidity

The average relative humidity in January is 75%.

Rainfall

In Archertown, in January, it is raining for 9.2 days, with typically 2.13" (54mm) of accumulated precipitation. Throughout the year, there are 156.9 rainfall days, and 32.99" (838mm) of precipitation is accumulated.

Snowfall

Months with snowfall in Archertown are January through May, October through December. In Archertown, during January, snow falls for 5.9 days and regularly aggregates up to 2.24" (57mm) of snow. Throughout the year, in Archertown, there are 19.6 snowfall days, and 10.63" (270mm) of snow is accumulated.

Daylight

In January, the average length of the day in Archertown is 9h and 43min.
On the first day of January, sunrise is at 7:19 am and sunset at 4:42 pm. On the last day of the month, sunrise is at 7:07 am and sunset at 5:15 pm EST.

Sunshine

The average sunshine in January in Archertown is 4.9h.

UV index

January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index value of 2, and less, symbolizes a low health risk from unprotected exposure to Sun's UV rays for the ordinary person.
Note: In January, the UV index of 2 transforms into the following advice:
Children necessitate constant protection from sunlight, unlike the majority, who can remain under the sun for about an hour without burning. Considering the Sun's intensity during midday, it's wise to minimize direct exposure. 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. Be cautious! The UV radiation from the Sun can be magnified almost twofold by snow reflection.
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Frequently asked questions

What is the coldest month in Archertown?

In Archertown, January is the month with the lowest recorded average temperatures, measuring a high of 37.8°F (3.2°C) and a low of 25.2°F (-3.8°C).

Is January cold in Archertown?

In Archertown, 37.8°F (3.2°C) is the average high-temperature and 25.2°F (-3.8°C) is the average low-temperature during January.

What is the average humidity in January in Archertown?

The average relative humidity in January is 75%.

How many days does it rain in January in Archertown?

In Archertown, New Jersey, in January, it is raining for 9.2 days, with typically 2.13" (54mm) of accumulated precipitation.

How many days does it snow in January in Archertown?

In Archertown, during January, snow falls for 5.9 days and regularly aggregates up to 2.24" (57mm) of snow.

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

In January, the average day length in Archertown is 9h and 43min.

When is the sunrise / sunset in January in Archertown?

On the first day of January in Archertown, sunrise is at 7:19 am and sunset at 4:42 pm. On the last day of the month, sunrise is at 7:07 am and sunset at 5:15 pm EST.

How many hours of sunshine does Archertown have in January?

The average sunshine duration in January is 4.9h.

When is the lowest UV index in Archertown?

The months with the lowest UV index in Archertown are January, February, November and December, with an average maximum UV index of 2.

How high is the UV index in January in Archertown?

The average daily maximum UV index in January is 2. A UV Index value of 2, and less, symbolizes a minimal hazard to health 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
Archertown, NJ

Average temperature in January - Archertown, NJ
  • Average high temperature in January: 37.8°F

The warmest month (with the highest average high temperature) is July (84.4°F).
The month with the lowest average high temperature is January (37.8°F).

  • Average low temperature in January: 25.2°F

The month with the highest average low temperature is July (67.6°F).
The coldest month (with the lowest average low temperature) is January (25.2°F).

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Average pressure in January
Archertown, NJ

Average pressure in January - Archertown, NJ
  • Average pressure in January: 30.08"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
Archertown, NJ

Average wind speed in January - Archertown, NJ
  • Average wind speed in January: 8.5mph

The windiest month (with the highest average wind speed) is March (8.8mph).
The calmest month (with the lowest average wind speed) is August (5.7mph).

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Average humidity in January
Archertown, NJ

Average humidity in January - Archertown, NJ
  • Average humidity in January: 75%

The month with the highest relative humidity is October (79%).
The month with the lowest relative humidity is April (73%).

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Average rainfall in January
Archertown, NJ

Average rainfall in January - Archertown, NJ
  • Average rainfall in January: 2.13"

The wettest month (with the highest rainfall) is December (3.7").
The driest month (with the least rainfall) is September (1.89").

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Average rainfall days in January
Archertown, NJ

Average rainfall days in January - Archertown, NJ
  • Average rainfall days in January: 9.2 days

The months with the highest number of rainy days are May and July (17 days).
The month with the least rainy days is November (9 days).

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Average snowfall in January
Archertown, NJ

Average snowfall in January - Archertown, NJ
  • Average snowfall in January: 2.24"

The month with the highest snowfall is March (3.54").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in January
Archertown, NJ

Average snowfall days in January - Archertown, NJ
  • Average snowfall days in January: 5.9 days

The month with the highest number of snowfall days is January (5.9 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
Archertown, NJ

Average daylight in January / Average sunshine in January - Archertown, NJ
  • Average daylight in January: 9h and 4min

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

  • Average sunshine in January: 4h and 5min

The month with the most sunshine is July (Average sunshine: 10h and 18min).
The month with the least sunshine is February (Average sunshine: 4h and 36min).

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Average sunshine days in January
Archertown, NJ

Average sunshine days in January - Archertown, NJ
  • Average sunshine days in January: 17.8 days

The month with the most sunshine days is November (19.5 days).
The month with the least sunshine days is July (11.8 days).

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Average UV index in January
Archertown, NJ

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

The months with the highest UV index are May, June, July and August (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).

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Average cloud cover in January
Archertown, NJ

Average cloud cover in January - Archertown, NJ
  • Average cloud cover in January: 45

The month with the most cloud cover is February (Cloud cover 49).
The months with the least cloud cover are July and August (Cloud cover 33).

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Average visibility in January
Archertown, NJ

Average visibility in January - Archertown, NJ
  • Average visibility in January: 6mi

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

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Archertown, New Jersey, USA

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