January weather forecast
Westford, NY

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Weather in January

January, the same as December, in Westford, New York, is a freezing cold winter month, with an average temperature ranging between max 26.8°F (-2.9°C) and min 14.7°F (-9.6°C).

Temperature

January, characterized by an average high temperature of 26.8°F (-2.9°C) and a low temperature of 14.7°F (-9.6°C), is generally the coldest month.

Humidity

In Westford, the average relative humidity in January is 87%.

Rainfall

In January, in Westford, the rain falls for 8.1 days. Throughout January, 2.44" (62mm) of precipitation is accumulated. Throughout the year, there are 166.3 rainfall days, and 33.7" (856mm) of precipitation is accumulated.

Snowfall

January through May, October through December are months with snowfall in Westford. The month with the most snowfall is January, when snow falls for 19 days and typically aggregates up to 9.41" (239mm) of snow.

Daylight

In January, the average length of the day in Westford is 9h and 28min.
On the first day of the month, sunrise is at 7:29 am and sunset at 4:36 pm. On the last day of January, in Westford, sunrise is at 7:14 am and sunset at 5:10 pm EST.

Sunshine

In Westford, the average sunshine in January is 3.1h.

UV index

January, February, November and December, with an average maximum UV index of 1, are months with the lowest UV index in Westford. A UV Index estimate of 2, and below, represents a low health risk from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: The maximum UV index, 1 during January, leads to the following recommendations:
While most individuals can withstand prolonged sun exposure, it is imperative that babies, children, and those with sensitive skin always be shielded. Midday is the peak time for the Sun's radiation; stay in the shade and protect yourself. Safeguard your eyes, ears, and face from sun rays with the aid of a wide-brim hat. Observe! Snow reflection can nearly intensify the Sun's UV radiation twofold.
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Frequently asked questions

What is the coldest month in Westford?

The month of January sees the average lowest temperatures in Westford, New York, reaching 26.8°F (-2.9°C) at the peak and 14.7°F (-9.6°C) at the low.

How cold is it in Westford in January?

The high-temperature in Westford, New York, during January is 26.8°F (-2.9°C) and the low-temperature is 14.7°F (-9.6°C).

What is the average humidity in January in Westford?

In January, the average relative humidity in Westford, New York, is 87%.

How much does it rain in Westford in January?

In January, in Westford, the rain falls for 8.1 days. Throughout January, 2.44" (62mm) of precipitation is accumulated.

What is the snowiest month in Westford?

January is the month with the most snowfall. Snow falls for 19 days and accumulates 9.41" (239mm) of snow.

How much does it snow in Westford in January?

In January, in Westford, New York, it is snowing for 19 days. Throughout January, 9.41" (239mm) of snow is accumulated.

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

In Westford, the average day length in January is 9h and 28min.

When are sunrise and sunset in January in Westford?

In January, on the first day of the month, sunrise is at 7:29 am and sunset at 4:36 pm. On the last day of the month, in Westford, sunrise is at 7:14 am and sunset at 5:10 pm EST.

How many hours of sunshine does Westford have in January?

In January, the average sunshine duration in Westford is 3.1h.

What is the month with the lowest UV index in Westford?

January, February, November and December, with an average maximum UV index of 1, are months with the lowest UV index in Westford.

How high is the UV index in January in Westford?

In January, the average daily maximum UV index in Westford, New York, is 1. A UV Index value of 2, and less, symbolizes a minimal health vulnerability 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
Westford, NY

Average temperature in January - Westford, NY
  • Average high temperature in January: 26.8°F

The warmest month (with the highest average high temperature) is July (77.7°F).
The month with the lowest average high temperature is January (26.8°F).

  • Average low temperature in January: 14.7°F

The month with the highest average low temperature is July (56.8°F).
The coldest month (with the lowest average low temperature) is January (14.7°F).

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Average pressure in January
Westford, NY

Average pressure in January - Westford, NY
  • Average pressure in January: 30.05"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
Westford, NY

Average wind speed in January - Westford, NY
  • Average wind speed in January: 9.8mph

The windiest month (with the highest average wind speed) is January (9.8mph).
The calmest month (with the lowest average wind speed) is August (5.9mph).

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Average humidity in January
Westford, NY

Average humidity in January - Westford, NY
  • Average humidity in January: 87%

The month with the highest relative humidity is February (88%).
The months with the lowest relative humidity are April, May and July (79%).

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Average rainfall in January
Westford, NY

Average rainfall in January - Westford, NY
  • Average rainfall in January: 2.44"

The wettest month (with the highest rainfall) is May (3.43").
The driest month (with the least rainfall) is September (2.09").

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Average rainfall days in January
Westford, NY

Average rainfall days in January - Westford, NY
  • Average rainfall days in January: 8.1 days

The month with the highest number of rainy days is May (19.3 days).
The month with the least rainy days is February (7.8 days).

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Average snowfall in January
Westford, NY

Average snowfall in January - Westford, NY
  • Average snowfall in January: 9.41"

The month with the highest snowfall is January (9.41").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in January
Westford, NY

Average snowfall days in January - Westford, NY
  • Average snowfall days in January: 19 days

The month with the highest number of snowfall days is January (19 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
Westford, NY

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

The month with the longest days is June (Average daylight: 15h and 18min).
The month with the shortest days is December (Average daylight: 9h and 6min).

  • Average sunshine in January: 3h and 1min

The month with the most sunshine is July (Average sunshine: 10h and 6min).
The month with the least sunshine is February (Average sunshine: 2h and 42min).

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Average sunshine days in January
Westford, NY

Average sunshine days in January - Westford, NY
  • Average sunshine days in January: 6.9 days

The month with the most sunshine days is September (14 days).
The month with the least sunshine days is February (5.8 days).

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Average UV index in January
Westford, NY

Average UV index in January - Westford, NY
  • Average UV index in January: 1

The months with the highest UV index are June, July and August (UV index 5).
The months with the lowest UV index are January, February, November and December (UV index 1).

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Average cloud cover in January
Westford, NY

Average cloud cover in January - Westford, NY
  • Average cloud cover in January: 71

The month with the most cloud cover is February (Cloud cover 72).
The months with the least cloud cover are July and August (Cloud cover 37).

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Average visibility in January
Westford, NY

Average visibility in January - Westford, NY
  • Average visibility in January: 4mi

The months with the highest visibility are March, April, May, June, July, August, September, October, November and December (5mi).
The months with the lowest visibility are January and February (4mi).

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Westford, New York, USA

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