January weather forecast
Portageville, NY

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Weather in January

January, like December, is a freezing cold winter month in Portageville, New York, with an average temperature fluctuating between 16.5°F (-8.6°C) and 28.2°F (-2.1°C).

Temperature

January, marked by an average high-temperature of 28.2°F (-2.1°C) and a low-temperature of 16.5°F (-8.6°C), is the coldest month.

Humidity

In January, the average relative humidity is 86%.

Rainfall

In January, in Portageville, the rain falls for 7.3 days. Throughout January, 1.57" (40mm) of precipitation is accumulated. Throughout the year, in Portageville, there are 165.3 rainfall days, and 24.09" (612mm) of precipitation is accumulated.

Snowfall

Months with snowfall are January through May, October through December. In Portageville, in January, during 19 snowfall days, 6.22" (158mm) of snow is typically accumulated. In Portageville, New York, during the entire year, snow falls for 83.5 days and aggregates up to 30.98" (787mm) of snow.

Daylight

In January, the average length of the day is 9h and 29min.
On the first day of January, sunrise is at 7:41 am and sunset at 4:49 pm. On the last day of the month, sunrise is at 7:27 am and sunset at 5:23 pm EST.

Sunshine

The month with the least sunshine in Portageville is January, with an average of 2.7h of sunshine.

UV index

The months with the lowest UV index are January and December, with an average maximum UV index of 1. A UV Index value of 2, and less, symbolizes a minimal health vulnerability from unsafe exposure to UV radiation for the average person.
Note: In January, the maximum UV index of 1 transforms into these recommendations:
Children must always have sun protection, unlike most people, who can tolerate up to an hour in the sun without any burns. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. Equip yourself with UVA and UVB-filtering sunglasses on clear, sunny days. Keep in mind! Snow's reflective quality can nearly double the intensity of the Sun's UV radiation.
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Frequently asked questions

What is the coldest month in Portageville?

January, noted for its average high-temperature of 28.2°F (-2.1°C) and an average low-temperature of 16.5°F (-8.6°C), is considered the coldest month in Portageville, New York.

How cold is it in Portageville in January?

In Portageville, 28.2°F (-2.1°C) is the average high-temperature and 16.5°F (-8.6°C) is the average low-temperature during January.

What is the average humidity in January in Portageville?

In January, the average relative humidity in Portageville, New York, is 86%.

How much does it rain in Portageville in January?

In Portageville, New York, in January, during 7.3 rainfall days, 1.57" (40mm) of precipitation is typically accumulated.

How many days does it snow in January in Portageville?

In January, it is snowing for 19 days. Throughout January, 6.22" (158mm) of snow is accumulated.

How many hours of daylight does Portageville have in January?

The average day length in January in Portageville is 9h and 29min.

When are sunrise and sunset in January in Portageville?

On the first day of January, sunrise is at 7:41 am and sunset at 4:49 pm. On the last day of the month, sunrise is at 7:27 am and sunset at 5:23 pm EST.

What is the month with the least sunshine in Portageville?

January has the least sunshine of the year, with an average of 2.7h of sunshine.

How many hours of sunshine does Portageville have in January?

In January, the average sunshine duration in Portageville, New York, is 2.7h.

What are the months with the lowest UV index in Portageville?

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

How high is the UV index in January in Portageville?

The average daily maximum UV index in January in Portageville, New York, is 1. A UV Index estimate of 2, and below, represents a minimal hazard to health 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
Portageville, NY

Average temperature in January - Portageville, NY
  • Average high temperature in January: 28.2°F

The warmest month (with the highest average high temperature) is July (78.4°F).
The month with the lowest average high temperature is January (28.2°F).

  • Average low temperature in January: 16.5°F

The month with the highest average low temperature is July (58.1°F).
The coldest month (with the lowest average low temperature) is January (16.5°F).

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Average pressure in January
Portageville, NY

Average pressure in January - Portageville, 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).

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Average wind speed in January
Portageville, NY

Average wind speed in January - Portageville, NY
  • Average wind speed in January: 10.4mph

The windiest month (with the highest average wind speed) is January (10.4mph).
The calmest months (with the lowest average wind speed) are July and August (6.3mph).

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Average humidity in January
Portageville, NY

Average humidity in January - Portageville, NY
  • Average humidity in January: 86%

The month with the highest relative humidity is February (87%).
The month with the lowest relative humidity is May (77%).

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Average rainfall in January
Portageville, NY

Average rainfall in January - Portageville, NY
  • Average rainfall in January: 1.57"

The wettest month (with the highest rainfall) is October (2.64").
The driest month (with the least rainfall) is September (1.42").

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Average rainfall days in January
Portageville, NY

Average rainfall days in January - Portageville, NY
  • Average rainfall days in January: 7.3 days

The month with the highest number of rainy days is May (17.9 days).
The month with the least rainy days is February (7 days).

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Average snowfall in January
Portageville, NY

Average snowfall in January - Portageville, NY
  • Average snowfall in January: 6.22"

The month with the highest snowfall is February (7.13").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in January
Portageville, NY

Average snowfall days in January - Portageville, 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
Portageville, NY

Average daylight in January / Average sunshine in January - Portageville, 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: 2h and 4min

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

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Average sunshine days in January
Portageville, NY

Average sunshine days in January - Portageville, NY
  • Average sunshine days in January: 7.9 days

The month with the most sunshine days is September (14.1 days).
The month with the least sunshine days is February (6.4 days).

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Average UV index in January
Portageville, NY

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

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 and December (UV index 1).

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Average cloud cover in January
Portageville, NY

Average cloud cover in January - Portageville, NY
  • Average cloud cover in January: 75

The month with the most cloud cover is January (Cloud cover 75).
The month with the least cloud cover is August (Cloud cover 35).

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Average visibility in January
Portageville, NY

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

The months with the highest visibility are April, May and June (6mi).
The month with the lowest visibility is January (4mi).

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Portageville, New York, USA

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