January weather forecast
Southport, NY

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Weather in January

January, the same as December, in Southport, New York, is a freezing cold winter month, with temperature in the range of an average low of 17.2°F (-8.2°C) and an average high of 28.8°F (-1.8°C).

Temperature

January is the month when Southport experiences its coldest temperatures, averaging a high of 28.8°F (-1.8°C) and a low of 17.2°F (-8.2°C).

Humidity

In Southport, the average relative humidity in January is 83%.

Rainfall

The months with the least rainfall are January and November Rain falls for 9.3 days and accumulates 1.89" (48mm) of rain.

Snowfall

January through May, October through December are months with snowfall. In Southport, in January, during 17.7 snowfall days, 6.85" (174mm) of snow is typically accumulated. Throughout the year, there are 76.6 snowfall days, and 34.61" (879mm) of snow is accumulated.

Daylight

The average length of the day in January in Southport is 9h and 32min.
On the first day of the month, sunrise is at 7:35 am and sunset at 4:46 pm. On the last day of January, sunrise is at 7:21 am and sunset at 5:20 pm EST.

Sunshine

In January, the average sunshine is 3.2h.

UV index

The months with the lowest UV index in Southport are January and December, with an average maximum UV index of 1. A UV Index reading of 2, and below, represents a minimal health vulnerability from unprotected exposure to Sun's UV rays for the average person.
Note: The maximum daily UV index, 1 in January, converts into the following recommendations:
Most individuals face no significant issues with extended sun exposure, but it is always essential to protect children, babies, and those with sensitive skin. The midday Sun can be harmful due to its potent UV radiation; seek shade and reduce exposure. Combat UV radiation's detrimental effects with sun-safe clothing and UV-blocking eyewear. Mind you! Snow reflection can increase the intensity of the Sun's UV radiation nearly twofold.
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Frequently asked questions

What is the coldest month in Southport?

Temperature records in Southport, New York, mark January as the coldest month, with highs averaging 28.8°F (-1.8°C) and lows at 17.2°F (-8.2°C).

How cold is January in Southport?

In Southport, in January, the average high-temperature is 28.8°F (-1.8°C), and the average low-temperature is 17.2°F (-8.2°C).

What is the average humidity in January in Southport?

In January, the average relative humidity in Southport, New York, is 83%.

What is the driest month in Southport?

The months with the least rainfall are January and November Rain falls for 9.3 days and accumulates 1.89" (48mm) of rain.

How much does it rain in Southport in January?

In Southport, during January, the rain falls for 9.3 days and regularly aggregates up to 1.89" (48mm) of precipitation.

How many days does it snow in January in Southport?

In Southport, in January, snow falls for 17.7 days, with typically accumulated 6.85" (174mm) of snow.

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

In January, the average day length in Southport is 9h and 32min.

When is the sunrise / sunset in January in Southport?

In January, on the first day of the month, sunrise is at 7:35 am and sunset at 4:46 pm. On the last day of the month, sunrise is at 7:21 am and sunset at 5:20 pm EST.

How long on average sun shines in January in Southport?

In Southport, New York, the average sunshine duration in January is 3.2h.

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

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

What is the UV index reading in January in Southport?

The average daily maximum UV index in January in Southport is 1. A UV Index value of 2, and less, symbolizes a minimal health vulnerability from exposure to the Sun's 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
Southport, NY

Average temperature in January - Southport, NY
  • Average high temperature in January: 28.8°F

The warmest month (with the highest average high temperature) is July (80.1°F).
The month with the lowest average high temperature is January (28.8°F).

  • Average low temperature in January: 17.2°F

The month with the highest average low temperature is July (57.7°F).
The coldest month (with the lowest average low temperature) is January (17.2°F).

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Average pressure in January
Southport, NY

Average pressure in January - Southport, NY
  • Average pressure in January: 30.07"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).

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Average wind speed in January
Southport, NY

Average wind speed in January - Southport, NY
  • Average wind speed in January: 9.2mph

The windiest month (with the highest average wind speed) is January (9.2mph).
The calmest month (with the lowest average wind speed) is August (5.7mph).

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Average humidity in January
Southport, NY

Average humidity in January - Southport, NY
  • Average humidity in January: 83%

The month with the highest relative humidity is February (85%).
The months with the lowest relative humidity are April, May, June and July (78%).

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Average rainfall in January
Southport, NY

Average rainfall in January - Southport, NY
  • Average rainfall in January: 1.89"

The wettest month (with the highest rainfall) is April (3.07").
The driest months (with the least rainfall) are January and November (1.89").

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Average rainfall days in January
Southport, NY

Average rainfall days in January - Southport, NY
  • Average rainfall days in January: 9.3 days

The month with the highest number of rainy days is July (19 days).
The month with the least rainy days is February (8.3 days).

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Average snowfall in January
Southport, NY

Average snowfall in January - Southport, NY
  • Average snowfall in January: 6.85"

The month with the highest snowfall is February (8.82").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in January
Southport, NY

Average snowfall days in January - Southport, NY
  • Average snowfall days in January: 17.7 days

The month with the highest number of snowfall days is January (17.7 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
Southport, NY

Average daylight in January / Average sunshine in January - Southport, 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: 3h and 1min

The month with the most sunshine is July (Average sunshine: 10h and 12min).
The month with the least sunshine is February (Average sunshine: 3h and 6min).

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Average sunshine days in January
Southport, NY

Average sunshine days in January - Southport, NY
  • Average sunshine days in January: 8.8 days

The month with the most sunshine days is September (14.2 days).
The month with the least sunshine days is February (7.3 days).

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Average UV index in January
Southport, NY

Average UV index in January - Southport, 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
Southport, NY

Average cloud cover in January - Southport, NY
  • Average cloud cover in January: 69

The months with the most cloud cover are January and February (Cloud cover 69).
The months with the least cloud cover are July and August (Cloud cover 36).

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Average visibility in January
Southport, NY

Average visibility in January - Southport, 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).

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Southport, New York, USA

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