January weather forecast
Hillsdale, NY

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Weather in January

January, like December, is a freezing cold winter month in Hillsdale, New York, with an average temperature ranging between max 29.7°F (-1.3°C) and min 17.2°F (-8.2°C).

Temperature

Hillsdale's coldest weather arrives in January, when temperatures average a high of 29.7°F (-1.3°C) and a low of 17.2°F (-8.2°C).

Humidity

The average relative humidity in January in Hillsdale is 81%.

Rainfall

The month with the least rainfall is January, when the rain falls for 5.4 days and typically collects 1.1" (28mm) of precipitation.

Snowfall

Months with snowfall are January through May, October through December. In January, in Hillsdale, it is snowing for 8.5 days. Throughout January, 3.46" (88mm) of snow is accumulated. In Hillsdale, during the entire year, snow falls for 37.3 days and aggregates up to 15.79" (401mm) of snow.

Daylight

In Hillsdale, the average length of the day in January is 9h and 31min.
On the first day of the month, sunrise is at 7:22 am and sunset at 4:32 pm. On the last day of January, sunrise is at 7:08 am and sunset at 5:06 pm EST.

Sunshine

In Hillsdale, the average sunshine in January is 4.5h.

UV index

The months with the lowest UV index in Hillsdale, New York, are January through March, October through December, with an average maximum UV index of 2. A UV Index estimate of 2, and below, represents a low threat to health from exposure to the Sun's UV rays for average individuals.
Note: The UV index of 2 during January translates into the following guidance:
Extended exposure to the sun should always be avoided by children, infants, and those with sensitive skin. Exposing oneself to the midday Sun can be harmful due to the strong UV radiation; limit your time outside. On days when the sun blazes, arm yourself with sunglasses that block UVA and UVB radiation. Be aware! The reflective nature of snow can magnify the Sun's UV radiation almost twofold.
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Frequently asked questions

What time of the year is the coldest in Hillsdale?

Hillsdale's coldest month, January, generally records average temperatures ranging from a high of 29.7°F (-1.3°C) to a low of 17.2°F (-8.2°C).

How cold is it in Hillsdale in January?

The high-temperature, in January, in Hillsdale, is 29.7°F (-1.3°C), while the low-temperature averages to 17.2°F (-8.2°C).

What is the average humidity in January in Hillsdale?

In Hillsdale, New York, the average relative humidity in January is 81%.

What is the driest month in Hillsdale?

The month with the least rainfall in Hillsdale, New York, is January, when the rain falls for 5.4 days and typically collects 1.1" (28mm) of precipitation.

How much does it rain in Hillsdale in January?

In Hillsdale, New York, during January, the rain falls for 5.4 days and regularly aggregates up to 1.1" (28mm) of precipitation.

How many days does it snow in January in Hillsdale?

In Hillsdale, during January, snow falls for 8.5 days and regularly aggregates up to 3.46" (88mm) of snow.

How many hours of daylight does Hillsdale have in January?

In Hillsdale, New York, the average day length in January is 9h and 31min.

What time are sunrise and sunset in January in Hillsdale?

On the first day of January in Hillsdale, sunrise is at 7:22 am and sunset at 4:32 pm. On the last day of the month, sunrise is at 7:08 am and sunset at 5:06 pm EST.

How many hours of sunshine does Hillsdale have in January?

In January, the average sunshine duration in Hillsdale, New York, is 4.5h.

When is the lowest UV index in Hillsdale?

The months with the lowest UV index in Hillsdale are January through March, October through December, with an average maximum UV index of 2.

What is the UV index reading in January in Hillsdale?

In January, the average daily maximum UV index in Hillsdale, New York, is 2. A UV Index reading of 2, and below, represents a low health threat from unsafe 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
Hillsdale, NY

Average temperature in January - Hillsdale, NY
  • Average high temperature in January: 29.7°F

The warmest month (with the highest average high temperature) is July (81.1°F).
The month with the lowest average high temperature is January (29.7°F).

  • Average low temperature in January: 17.2°F

The month with the highest average low temperature is July (59.7°F).
The coldest month (with the lowest average low temperature) is January (17.2°F).

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Average pressure in January
Hillsdale, NY

Average pressure in January - Hillsdale, NY
  • Average pressure in January: 30.04"Hg

The month with the highest atmospheric pressure is November (30.09"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

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Average wind speed in January
Hillsdale, NY

Average wind speed in January - Hillsdale, NY
  • Average wind speed in January: 7.9mph

The windiest month (with the highest average wind speed) is March (8mph).
The calmest month (with the lowest average wind speed) is August (4.9mph).

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Average humidity in January
Hillsdale, NY

Average humidity in January - Hillsdale, NY
  • Average humidity in January: 81%

The month with the highest relative humidity is February (83%).
The month with the lowest relative humidity is April (75%).

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Average rainfall in January
Hillsdale, NY

Average rainfall in January - Hillsdale, NY
  • Average rainfall in January: 1.1"

The wettest month (with the highest rainfall) is July (2.64").
The driest month (with the least rainfall) is January (1.1").

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Average rainfall days in January
Hillsdale, NY

Average rainfall days in January - Hillsdale, NY
  • Average rainfall days in January: 5.4 days

The month with the highest number of rainy days is May (16.2 days).
The month with the least rainy days is January (5.4 days).

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Average snowfall in January
Hillsdale, NY

Average snowfall in January - Hillsdale, NY
  • Average snowfall in January: 3.46"

The month with the highest snowfall is February (4.17").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in January
Hillsdale, NY

Average snowfall days in January - Hillsdale, NY
  • Average snowfall days in January: 8.5 days

The month with the highest number of snowfall days is February (10.6 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
Hillsdale, NY

Average daylight in January / Average sunshine in January - Hillsdale, NY
  • Average daylight in January: 9h and 3min

The month with the longest days is June (Average daylight: 15h and 12min).
The month with the shortest days is December (Average daylight: 9h and 12min).

  • Average sunshine in January: 4h and 3min

The months with the most sunshine are July and August (Average sunshine: 10h and 18min).
The month with the least sunshine is February (Average sunshine: 4h and 0min).

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Average sunshine days in January
Hillsdale, NY

Average sunshine days in January - Hillsdale, NY
  • Average sunshine days in January: 19.7 days

The month with the most sunshine days is January (19.7 days).
The month with the least sunshine days is June (12.1 days).

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Average UV index in January
Hillsdale, NY

Average UV index in January - Hillsdale, NY
  • Average UV index in January: 2

The months with the highest UV index are May, June, July and August (UV index 5).
The months with the lowest UV index are January, February, March, October, November and December (UV index 2).

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Average cloud cover in January
Hillsdale, NY

Average cloud cover in January - Hillsdale, NY
  • Average cloud cover in January: 52

The month with the most cloud cover is February (Cloud cover 56).
The months with the least cloud cover are July and August (Cloud cover 35).

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Average visibility in January
Hillsdale, NY

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

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

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Hillsdale, New York, USA

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