January weather forecast
Suffern, NY

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Weather in January

January, like December, in Suffern, New York, is another cold winter month, with temperature in the range of an average high of 34.3°F (1.3°C) and an average low of 21.7°F (-5.7°C).

Temperature

With average high and low temperatures of 34.3°F (1.3°C) and 21.7°F (-5.7°C) respectively, January is Suffern's coldest month.

Humidity

In Suffern, the average relative humidity in January is 77%.

Rainfall

In Suffern, in January, during 7.8 rainfall days, 1.61" (41mm) of precipitation is typically accumulated. In Suffern, during the entire year, the rain falls for 150.6 days and collects up to 25.12" (638mm) of precipitation.

Snowfall

January through May, October through December are months with snowfall. In Suffern, in January, snow falls for 7.1 days, with typically accumulated 2.28" (58mm) of snow. Throughout the year, in Suffern, New York, there are 28.5 snowfall days, and 10.98" (279mm) of snow is accumulated.

Daylight

In Suffern, the average length of the day in January is 9h and 37min.
On the first day of the month, sunrise is at 7:21 am and sunset at 4:38 pm. On the last day of January, sunrise is at 7:08 am and sunset at 5:11 pm EST.

Sunshine

The average sunshine in January is 5h.

UV index

The months with the lowest UV index are January through March, November and December, with an average maximum UV index of 2. A UV Index value of 2, and less, symbolizes a low health risk from exposure to the Sun's UV rays for ordinary individuals.
Note: A maximum daily UV index of 2 during January morphs into the following directions:
Extended sun exposure is not an issue for the majority. Children, infants, and fair-skinned individuals always need to be protected. Considering the strength of solar radiation at midday, one should avoid direct Sun exposure. For holistic sun protection encompassing the eyes, ears, face, and neck, a wide-brim hat is key. Foresee this! The reflection from snow can nearly double the intensity of UV radiation from the Sun.

Frequently asked questions

What is the coldest time of year in Suffern?

January is the month when Suffern experiences its coldest temperatures, averaging a high of 34.3°F (1.3°C) and a low of 21.7°F (-5.7°C).

How cold is it in January?

The high-temperature, in January, in Suffern, records 34.3°F (1.3°C), while the low-temperature is 21.7°F (-5.7°C).

What is the average humidity in January in Suffern?

In Suffern, the average relative humidity in January is 77%.

How much does it rain in January?

In January, the rain falls for 7.8 days. Throughout January, 1.61" (41mm) of precipitation is accumulated.

How many days does it snow in January in Suffern?

In Suffern, during January, snow falls for 7.1 days and regularly aggregates up to 2.28" (58mm) of snow.

What is the average length of the day in January?

In January, the average day length is 9h and 37min.

When are sunrise and sunset in January?

In January, on the first day of the month, sunrise is at 7:21 am and sunset at 4:38 pm. On the last day of the month, sunrise is at 7:08 am and sunset at 5:11 pm EST.

How long on average sun shines in January?

In Suffern, 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 through March, November and December, with an average maximum UV index of 2.

What is the UV index intensity in January?

The average daily maximum UV index in January is 2. A UV Index of 2, and less, symbolizes 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
Suffern, NY

Average temperature in January - Suffern, NY
  • Average high temperature in January: 34.3°F

The warmest month (with the highest average high temperature) is July (84.2°F).
The month with the lowest average high temperature is January (34.3°F).

  • Average low temperature in January: 21.7°F

The month with the highest average low temperature is July (65.3°F).
The coldest month (with the lowest average low temperature) is January (21.7°F).

Average pressure in January
Suffern, NY

Average pressure in January - Suffern, NY
  • Average pressure in January: 30.06"Hg

The month with the highest atmospheric pressure is November (30.1"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

Average wind speed in January
Suffern, NY

Average wind speed in January - Suffern, NY
  • 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 (5mph).

Average humidity in January
Suffern, NY

Average humidity in January - Suffern, NY
  • Average humidity in January: 77%

The months with the highest relative humidity are February and December (79%).
The month with the lowest relative humidity is April (72%).

Average rainfall in January
Suffern, NY

Average rainfall in January - Suffern, NY
  • Average rainfall in January: 1.61"

The wettest month (with the highest rainfall) is December (2.68").
The driest month (with the least rainfall) is September (1.34").

Average rainfall days in January
Suffern, NY

Average rainfall days in January - Suffern, NY
  • Average rainfall days in January: 7.8 days

The month with the highest number of rainy days is July (16.6 days).
The month with the least rainy days is January (7.8 days).

Average snowfall in January
Suffern, NY

Average snowfall in January - Suffern, NY
  • Average snowfall in January: 2.28"

The month with the highest snowfall is February (2.91").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in January
Suffern, NY

Average snowfall days in January - Suffern, NY
  • Average snowfall days in January: 7.1 days

The month with the highest number of snowfall days is February (7.7 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in January /
Average sunshine in January
Suffern, NY

Average daylight in January / Average sunshine in January - Suffern, NY
  • 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: 5h and 0min

The month with the most sunshine is July (Average sunshine: 10h and 24min).
The month with the least sunshine is February (Average sunshine: 4h and 30min).

Average sunshine days in January
Suffern, NY

Average sunshine days in January - Suffern, NY
  • Average sunshine days in January: 18.1 days

The month with the most sunshine days is November (18.8 days).
The month with the least sunshine days is June (11.8 days).

Average UV index in January
Suffern, NY

Average UV index in January - Suffern, NY
  • 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, March, November and December (UV index 2).

Average cloud cover in January
Suffern, NY

Average cloud cover in January - Suffern, NY
  • Average cloud cover in January: 45

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

Average visibility in January
Suffern, NY

Average visibility in January - Suffern, NY
  • Average visibility in January: 6mi

The months with the highest visibility are January, March, April, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are February and May (5mi).

Suffern, New York, USA

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