January weather forecast
Westport, PA

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Weather in January

January, the same as December, in Westport, Pennsylvania, is another subzero cold winter month, with an average temperature varying between 17.2°F (-8.2°C) and 29.7°F (-1.3°C).

Temperature

The coldest month is January, with an average high-temperature of 29.7°F (-1.3°C) and an average low-temperature of 17.2°F (-8.2°C).

Humidity

The average relative humidity in January is 84%.

Rainfall

In Westport, in January, it is raining for 11.5 days, with typically 2.44" (62mm) of accumulated precipitation. Throughout the year, there are 179.8 rainfall days, and 32.36" (822mm) of precipitation is accumulated.

Snowfall

Months with snowfall are January through May, October through December. The month with the most snowfall is January, when snow falls for 17.3 days and typically aggregates up to 7.72" (196mm) of snow.

Daylight

In Westport, Pennsylvania, the average length of the day in January is 9h and 36min.
On the first day of January, sunrise is at 7:37 am and sunset at 4:52 pm. On the last day of the month, sunrise is at 7:23 am and sunset at 5:25 pm EST.

Sunshine

January and December, with an average of 3.2h of sunshine, are months with the least sunshine.

UV index

The average daily maximum UV index in January in Westport is 2. A UV Index reading of 2, and below, represents a minimal health hazard from unprotected exposure to Sun's UV rays for the average person.
Note: In January, a daily maximum UV index of 2 leads to the following instructions:
Extended sun exposure is not an issue for the majority. Children, infants, and fair-skinned individuals always need to be protected. When the Sun's UV radiation is most intense during midday, it's best to find shade and limit exposure. Experience reduced UV exposure by about half when donning a wide-brim hat. Consider carefully! The reflective quality of snow can almost double the intensity of the Sun's UV radiation.
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Frequently asked questions

What time of the year is the coldest in Westport?

With average high temperatures of 29.7°F (-1.3°C) and lows of 17.2°F (-8.2°C), January is the coldest month in Westport.

How cold is January in Westport?

In Westport, in January, the average high-temperature is 29.7°F (-1.3°C), and the average low-temperature is 17.2°F (-8.2°C).

What is the average humidity in January in Westport?

The average relative humidity in January in Westport, Pennsylvania, is 84%.

How much does it rain in Westport in January?

In Westport, Pennsylvania, during January, the rain falls for 11.5 days and regularly aggregates up to 2.44" (62mm) of precipitation.

What is the snowiest month in Westport?

The month with the most snowfall in Westport is January, when snow falls for 17.3 days and typically aggregates up to 7.72" (196mm) of snow.

How many days does it snow in January in Westport?

In Westport, in January, during 17.3 snowfall days, 7.72" (196mm) of snow is typically accumulated.

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

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

When are sunrise and sunset in January in Westport?

In January, on the first day of the month, sunrise is at 7:37 am and sunset at 4:52 pm. On the last day of the month, in Westport, Pennsylvania, sunrise is at 7:23 am and sunset at 5:25 pm EST.

What is the month with the least sunshine in Westport?

January and December, with an average of 3.2h of sunshine, are months with the least sunshine in Westport.

How long on average sun shines in January in Westport?

The average sunshine duration in January in Westport is 3.2h.

What is the UV index intensity in January in Westport?

In Westport, Pennsylvania, the average daily maximum UV index in January is 2. A UV Index of 2, and less, symbolizes a minimal hazard to health 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
Westport, PA

Average temperature in January - Westport, PA
  • Average high temperature in January: 29.7°F

The warmest month (with the highest average high temperature) is July (81°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 (57.2°F).
The coldest month (with the lowest average low temperature) is January (17.2°F).

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Average pressure in January
Westport, PA

Average pressure in January - Westport, PA
  • Average pressure in January: 30.09"Hg

The month with the highest atmospheric pressure is November (30.12"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).

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Average wind speed in January
Westport, PA

Average wind speed in January - Westport, PA
  • Average wind speed in January: 8mph

The windiest month (with the highest average wind speed) is January (8mph).
The calmest month (with the lowest average wind speed) is August (5mph).

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Average humidity in January
Westport, PA

Average humidity in January - Westport, PA
  • Average humidity in January: 84%

The months with the highest relative humidity are February and December (86%).
The month with the lowest relative humidity is July (77%).

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Average rainfall in January
Westport, PA

Average rainfall in January - Westport, PA
  • Average rainfall in January: 2.44"

The wettest month (with the highest rainfall) is April (3.58").
The driest month (with the least rainfall) is November (2.2").

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Average rainfall days in January
Westport, PA

Average rainfall days in January - Westport, PA
  • Average rainfall days in January: 11.5 days

The month with the highest number of rainy days is May (18.5 days).
The month with the least rainy days is February (11.1 days).

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Average snowfall in January
Westport, PA

Average snowfall in January - Westport, PA
  • Average snowfall in January: 7.72"

The month with the highest snowfall is January (7.72").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in January
Westport, PA

Average snowfall days in January - Westport, PA
  • Average snowfall days in January: 17.3 days

The month with the highest number of snowfall days is January (17.3 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
Westport, PA

Average daylight in January / Average sunshine in January - Westport, PA
  • 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: 3h and 1min

The month with the most sunshine is July (Average sunshine: 9h and 54min).
The months with the least sunshine are January and December (Average sunshine: 3h and 12min).

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Average sunshine days in January
Westport, PA

Average sunshine days in January - Westport, PA
  • Average sunshine days in January: 8.7 days

The month with the most sunshine days is September (14.9 days).
The month with the least sunshine days is February (7.7 days).

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Average UV index in January
Westport, PA

Average UV index in January - Westport, PA
  • Average UV index in January: 2

The month with the highest UV index is July (UV index 6).
The month with the lowest UV index is December (UV index 1).

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Average cloud cover in January
Westport, PA

Average cloud cover in January - Westport, PA
  • Average cloud cover in January: 68

The month with the most cloud cover is January (Cloud cover 68).
The month with the least cloud cover is July (Cloud cover 39).

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Average visibility in January
Westport, PA

Average visibility in January - Westport, PA
  • Average visibility in January: 4mi

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

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Westport, Pennsylvania, USA

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