January weather forecast
Cassville, NJ

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Weather in January

January, the same as December, is an icy winter month in Cassville, New Jersey, with an average temperature ranging between max 37.9°F (3.3°C) and min 27°F (-2.8°C).

Temperature

With average high and low temperatures of 37.9°F (3.3°C) and 27°F (-2.8°C) respectively, January is Cassville's coldest month.

Humidity

In January, the average relative humidity is 75%.

Rainfall

The months with the least rainfall in Cassville, New Jersey, are January and September Rain falls for 5.6 days and accumulates 0.55" (14mm) of rain.

Snowfall

Months with snowfall are January through March, November and December. The month with the most snowfall is January, when snow falls for 3.7 days and typically aggregates up to 0.63" (16mm) of snow.

Daylight

In January, the average length of the day 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 5:14 pm EST.

Sunshine

In January, the average sunshine is 5h.

UV index

The months with the lowest UV index in Cassville are January, February, November and December, with an average maximum UV index of 2. A UV Index estimate of 2, and below, represents a minimal health hazard from exposure to the Sun's UV radiation for the ordinary person.
Note: The UV index of 2 during January translates into the following guidance:
Most people can stay in the Sun for up to 1 hour without burning, apart from children that always must be protected from sun exposure. For skin protection, it's recommended to minimize Sun exposure during its peak hours around midday. 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. Watch out! The Sun's UV radiation can be nearly magnified twofold due to snow reflection.
Updated: Jul 20, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What month is the coldest?

Cassville's temperature records reveal January as the coldest month, marked by average highs of 37.9°F (3.3°C) and lows of 27°F (-2.8°C).

Is January cold?

Cassville in January has an average high-temperature of 37.9°F (3.3°C) and an average low-temperature of 27°F (-2.8°C).

What is the average humidity in January?

In Cassville, New Jersey, the average relative humidity in January is 75%.

What is the driest month?

The months with the least rainfall are January and September Rain falls for 5.6 days and accumulates 0.55" (14mm) of rain.

How many days does it rain in January?

In January, the rain falls for 5.6 days. Throughout January, 0.55" (14mm) of precipitation is accumulated.

What is the snowiest month?

January is the month with the most snowfall. Snow falls for 3.7 days and accumulates 0.63" (16mm) of snow.

How much does it snow in January?

In Cassville, during January, snow falls for 3.7 days and regularly aggregates up to 0.63" (16mm) of snow.

What is the average length of the day in January?

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

When are sunrise and sunset in January?

In January, on the first day of the month, 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 5:14 pm EST.

How long on average sun shines in January?

The average sunshine duration in January is 5h.

What is the month with the lowest UV index?

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

What is the UV index intensity in January?

In January, the average daily maximum UV index is 2. A UV Index estimate of 2, and below, represents a low health threat from 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
Cassville, NJ

Average temperature in January - Cassville, NJ
  • Average high temperature in January: 37.9°F

The warmest month (with the highest average high temperature) is July (82.9°F).
The month with the lowest average high temperature is January (37.9°F).

  • Average low temperature in January: 27°F

The month with the highest average low temperature is July (69.1°F).
The coldest month (with the lowest average low temperature) is January (27°F).

Average pressure in January
Cassville, NJ

Average pressure in January - Cassville, 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).

Average wind speed in January
Cassville, NJ

Average wind speed in January - Cassville, NJ
  • Average wind speed in January: 9.9mph

The windiest month (with the highest average wind speed) is March (10mph).
The calmest month (with the lowest average wind speed) is August (6.5mph).

Average humidity in January
Cassville, NJ

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

The months with the highest relative humidity are May and June (79%).
The month with the lowest relative humidity is April (73%).

Average rainfall in January
Cassville, NJ

Average rainfall in January - Cassville, NJ
  • Average rainfall in January: 0.55"

The wettest month (with the highest rainfall) is July (1.38").
The driest months (with the least rainfall) are January and September (0.55").

Average rainfall days in January
Cassville, NJ

Average rainfall days in January - Cassville, NJ
  • Average rainfall days in January: 5.6 days

The month with the highest number of rainy days is July (13.7 days).
The month with the least rainy days is January (5.6 days).

Average snowfall in January
Cassville, NJ

Average snowfall in January - Cassville, NJ
  • Average snowfall in January: 0.63"

The month with the highest snowfall is January (0.63").
The months with the least snowfall are April, May, June, July, August, September and October (0").

Average snowfall days in January
Cassville, NJ

Average snowfall days in January - Cassville, NJ
  • Average snowfall days in January: 3.7 days

The month with the highest number of snowfall days is January (3.7 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

Average daylight in January /
Average sunshine in January
Cassville, NJ

Average daylight in January / Average sunshine in January - Cassville, 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: 5h and 0min

The month with the most sunshine is July (Average sunshine: 10h and 36min).
The month with the least sunshine is February (Average sunshine: 4h and 48min).

Average sunshine days in January
Cassville, NJ

Average sunshine days in January - Cassville, NJ
  • Average sunshine days in January: 22.3 days

The month with the most sunshine days is January (22.3 days).
The month with the least sunshine days is July (14.1 days).

Average UV index in January
Cassville, NJ

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

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

Average cloud cover in January
Cassville, NJ

Average cloud cover in January - Cassville, NJ
  • Average cloud cover in January: 44

The month with the most cloud cover is February (Cloud cover 48).
The months with the least cloud cover are July and August (Cloud cover 30).

Average visibility in January
Cassville, NJ

Average visibility in January - Cassville, 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).

Cassville, New Jersey, USA

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