January weather forecast
Westtown, NY

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Weather in January

January, like December, in Westtown, New York, is an icy winter month, with an average temperature varying between 18.9°F (-7.3°C) and 32°F (0°C).

Temperature

In Westtown, January is the coldest month, with temperatures averaging a high of 32°F (0°C) and a low of 18.9°F (-7.3°C).

Humidity

In Westtown, the average relative humidity in January is 80%.

Rainfall

January is the month with the least rainfall. Rain falls for 7.4 days and accumulates 1.85" (47mm) of precipitation.

Snowfall

Months with snowfall are January through May, October through December. In Westtown, during January, snow falls for 7.8 days and regularly aggregates up to 4.13" (105mm) of snow. Throughout the year, there are 32.5 snowfall days, and 19.13" (486mm) of snow is accumulated.

Daylight

In January, the average length of the day is 9h and 36min.
On the first day of the month, sunrise is at 7:23 am and sunset at 4:39 pm. On the last day of January, sunrise is at 7:10 am and sunset at 5:12 pm EST.

Sunshine

The average sunshine in January is 4.6h.

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 minimal health hazard from exposure to the Sun's UV rays for the average person.
Note: The maximum daily UV index of 2 in January converts into the following recommendations:
Most people face no serious problems with extended sun exposure, but those with fair skin, infants, and children always need protection. Sun exposure should be minimized, especially during midday, to avoid harmful UV radiation. To best shield against UV radiation, choose sun-safe garments and dependable sunglasses. Bear in mind! The Sun's UV radiation can nearly double in intensity due to the reflective quality of snow.
Updated: Jun 15, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the coldest time of year?

Westtown's temperature records reveal January as the coldest month, marked by average highs of 32°F (0°C) and lows of 18.9°F (-7.3°C).

How cold is January in Westtown?

The high-temperature, in January, in Westtown, is 32°F (0°C), while the low-temperature averages to 18.9°F (-7.3°C).

What is the average humidity in January?

In January, the average relative humidity is 80%.

What is the driest month?

The month with the least rainfall is January, when the rain falls for 7.4 days and typically collects 1.85" (47mm) of precipitation.

How many days does it rain in January?

In January, the rain falls for 7.4 days. Throughout January, 1.85" (47mm) of precipitation is accumulated.

How much does it snow in January?

In Westtown, in January, snow falls for 7.8 days, with typically accumulated 4.13" (105mm) of snow.

How many hours of daylight does Westtown have in January?

In Westtown, the average day length in January is 9h and 36min.

When are sunrise and sunset in January?

In January, on the first day of the month, sunrise is at 7:23 am and sunset at 4:39 pm. On the last day of the month, sunrise is at 7:10 am and sunset at 5:12 pm EST.

How many hours of sunshine does Westtown have in January?

In Westtown, the average sunshine duration in January is 4.6h.

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 reading in January?

In Westtown, the average daily maximum UV index in January is 2. A UV Index estimate of 2, and below, represents a minimal health vulnerability from unsafe exposure to Sun's UV rays.
Average high temperature
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
Westtown, NY

Average temperature in January - Westtown, NY
  • Average high temperature in January: 32°F

The warmest month (with the highest average high temperature) is July (82.4°F).
The month with the lowest average high temperature is January (32°F).

  • Average low temperature in January: 18.9°F

The month with the highest average low temperature is July (60.6°F).
The coldest month (with the lowest average low temperature) is January (18.9°F).

Average pressure in January
Westtown, NY

Average pressure in January - Westtown, NY
  • Average pressure in January: 30.06"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
Westtown, NY

Average wind speed in January - Westtown, NY
  • Average wind speed in January: 7.4mph

The windiest months (with the highest average wind speed) are January, February and March (7.4mph).
The calmest month (with the lowest average wind speed) is August (4.7mph).

Average humidity in January
Westtown, NY

Average humidity in January - Westtown, NY
  • Average humidity in January: 80%

The month with the highest relative humidity is December (83%).
The months with the lowest relative humidity are April and July (77%).

Average rainfall in January
Westtown, NY

Average rainfall in January - Westtown, NY
  • Average rainfall in January: 1.85"

The wettest month (with the highest rainfall) is July (3.39").
The driest month (with the least rainfall) is January (1.85").

Average rainfall days in January
Westtown, NY

Average rainfall days in January - Westtown, NY
  • Average rainfall days in January: 7.4 days

The month with the highest number of rainy days is July (17.7 days).
The month with the least rainy days is January (7.4 days).

Average snowfall in January
Westtown, NY

Average snowfall in January - Westtown, NY
  • Average snowfall in January: 4.13"

The month with the highest snowfall is February (5.12").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in January
Westtown, NY

Average snowfall days in January - Westtown, NY
  • Average snowfall days in January: 7.8 days

The month with the highest number of snowfall days is February (8.7 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in January / Average sunshine in January - Westtown, 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: 4h and 4min

The month with the most sunshine is July (Average sunshine: 10h and 12min).
The month with the least sunshine is February (Average sunshine: 4h and 12min).

Average sunshine days in January
Westtown, NY

Average sunshine days in January - Westtown, NY
  • Average sunshine days in January: 18.3 days

The month with the most sunshine days is November (19 days).
The month with the least sunshine days is July (11 days).

Average UV index in January
Westtown, NY

Average UV index in January - Westtown, 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, November and December (UV index 2).

Average cloud cover in January
Westtown, NY

Average cloud cover in January - Westtown, NY
  • Average cloud cover in January: 49

The month with the most cloud cover is February (Cloud cover 53).
The month with the least cloud cover is July (Cloud cover 36).

Average visibility in January
Westtown, NY

Average visibility in January - Westtown, NY
  • Average visibility in January: 5mi

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

Westtown, New York, USA

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