January weather forecast
Barnum Island, NY

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Weather in January

January, the same as December, is a wintry winter month in Barnum Island, New York, with temperature in the range of an average low of 29.7°F (-1.3°C) and an average high of 37.8°F (3.2°C).

Temperature

The coldest time of the year is January, with temperatures averaging a high of 37.8°F (3.2°C) and a low of 29.7°F (-1.3°C).

Humidity

In Barnum Island, the average relative humidity in January is 73%.

Rainfall

The month with the least rainfall in Barnum Island is January, when the rain falls for 7.8 days and typically collects 2.17" (55mm) of precipitation.

Snowfall

January through April, October through December are months with snowfall in Barnum Island, New York. In January, it is snowing for 4.5 days. Throughout January, 1.26" (32mm) of snow is accumulated. In Barnum Island, New York, during the entire year, snow falls for 15.3 days and aggregates up to 5.04" (128mm) of snow.

Ocean temperature

In Barnum Island, New York, the average seawater temperature in January is 42.4°F (5.8°C).
Note: Swimming in 42.4°F (5.8°C) at temperatures under 50°F (10°C) requires thermal swimsuits; otherwise, one can face cold shock and breathing difficulty. Even brief immersion at 55.4°F (13°C) feels frosty.

Daylight

In January, the average length of the day in Barnum Island is 9h and 40min.
On the first day of January in Barnum Island, sunrise is at 7:18 am and sunset at 4:37 pm. On the last day of the month, sunrise is at 7:05 am and sunset at 5:10 pm EST.

Sunshine

The average sunshine in January is 5.2h.

UV index

The months with the lowest UV index are January through March and December, with an average maximum UV index of 2. A UV Index estimate of 2, and below, represents a low health risk from exposure to the Sun's UV radiation for the average person.
Note: The maximum daily UV index, 2 in January, converts into 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. For health reasons, it's advisable to reduce direct sun exposure during peak hours around midday. Your best bet for sun defense on the face, eyes, and neck is a hat with a wide brim. Remember! The Sun's UV radiation can be magnified almost twofold by the reflection of snow.
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Frequently asked questions

What is the coldest time of year in Barnum Island?

Barnum Island's coldest temperatures are experienced in January, with average high temperatures of 37.8°F (3.2°C) and lows of 29.7°F (-1.3°C).

Is it cold in Barnum Island during January?

In January, the average high-temperature and low-temperature in Barnum Island, New York, are 37.8°F (3.2°C) and 29.7°F (-1.3°C) respectively.

What is the average humidity in January in Barnum Island?

The average relative humidity in January is 73%.

What is the driest month in Barnum Island?

January is the month with the least rainfall in Barnum Island. Rain falls for 7.8 days and accumulates 2.17" (55mm) of precipitation.

How much does it rain in Barnum Island in January?

In Barnum Island, during January, the rain falls for 7.8 days and regularly aggregates up to 2.17" (55mm) of precipitation.

How much does it snow in Barnum Island in January?

In Barnum Island, during January, snow falls for 4.5 days and regularly aggregates up to 1.26" (32mm) of snow.

What is the water temperature in January in Barnum Island?

In Barnum Island, New York, in January, the average water temperature is 42.4°F (5.8°C). At temperatures below 50°F (10°C), swimming in a suitably protected swimsuit is feasible; otherwise, cold shock and loss of breathing control are imminent. Even a short swim, without thermal protection, at temperatures around 55.4°F (13°C) is not comfortable.

How many hours of daylight does Barnum Island have in January?

The average day length in January in Barnum Island, New York, is 9h and 40min.

When is the sunrise / sunset in January in Barnum Island?

On the first day of January, sunrise is at 7:18 am and sunset at 4:37 pm. On the last day of the month, sunrise is at 7:05 am and sunset at 5:10 pm EST.

How many hours of sunshine does Barnum Island have in January?

In Barnum Island, the average sunshine duration in January is 5.2h.

When is the lowest UV index in Barnum Island?

The months with the lowest UV index are January through March and December, with an average maximum UV index of 2.

What is the UV index reading in January in Barnum Island?

The average daily maximum UV index in January in Barnum Island, New York, is 2. A UV Index value of 2, and less, symbolizes a minimal hazard to health 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
Barnum Island, NY

Average temperature in January - Barnum Island, NY
  • Average high temperature in January: 37.8°F

The warmest month (with the highest average high temperature) is July (79°F).
The month with the lowest average high temperature is January (37.8°F).

  • Average low temperature in January: 29.7°F

The month with the highest average low temperature is August (71.8°F).
The coldest month (with the lowest average low temperature) is January (29.7°F).

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Average pressure in January
Barnum Island, NY

Average pressure in January - Barnum Island, NY
  • Average pressure in January: 30.05"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
Barnum Island, NY

Average wind speed in January - Barnum Island, NY
  • Average wind speed in January: 13.6mph

The windiest month (with the highest average wind speed) is January (13.6mph).
The calmest month (with the lowest average wind speed) is July (8.9mph).

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Average humidity in January
Barnum Island, NY

Average humidity in January - Barnum Island, NY
  • Average humidity in January: 73%

The months with the highest relative humidity are May and June (78%).
The month with the lowest relative humidity is November (71%).

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Average rainfall in January
Barnum Island, NY

Average rainfall in January - Barnum Island, NY
  • Average rainfall in January: 2.17"

The wettest month (with the highest rainfall) is July (4.17").
The driest month (with the least rainfall) is January (2.17").

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Average rainfall days in January
Barnum Island, NY

Average rainfall days in January - Barnum Island, NY
  • Average rainfall days in January: 7.8 days

The month with the highest number of rainy days is July (17.8 days).
The month with the least rainy days is January (7.8 days).

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Average snowfall in January
Barnum Island, NY

Average snowfall in January - Barnum Island, NY
  • Average snowfall in January: 1.26"

The month with the highest snowfall is March (1.5").
The months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days in January
Barnum Island, NY

Average snowfall days in January - Barnum Island, NY
  • Average snowfall days in January: 4.5 days

The months with the highest number of snowfall days are January and February (4.5 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

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Average sea temperature in January
Barnum Island, NY

Average sea temperature in January - Barnum Island, NY
  • Average sea temperature in January: 42.4°F

The best month for swimming (with the highest average sea temperature) is August (74.1°F).
The coldest month (with the lowest average sea temperature) is February (39.9°F).

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Average daylight in January /
Average sunshine in January
Barnum Island, NY

Average daylight in January / Average sunshine in January - Barnum Island, NY
  • Average daylight in January: 9h and 4min

The month with the longest days is June (Average daylight: 15h and 0min).
The month with the shortest days is December (Average daylight: 9h and 18min).

  • Average sunshine in January: 5h and 1min

The month with the most sunshine is July (Average sunshine: 10h and 48min).
The month with the least sunshine is February (Average sunshine: 4h and 48min).

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Average sunshine days in January
Barnum Island, NY

Average sunshine days in January - Barnum Island, NY
  • Average sunshine days in January: 18.7 days

The month with the most sunshine days is November (19.1 days).
The month with the least sunshine days is July (10.7 days).

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Average UV index in January
Barnum Island, NY

Average UV index in January - Barnum Island, NY
  • Average UV index in January: 2

The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January, February, March and December (UV index 2).

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Average cloud cover in January
Barnum Island, NY

Average cloud cover in January - Barnum Island, NY
  • Average cloud cover in January: 44

The month with the most cloud cover is December (Cloud cover 48).
The month with the least cloud cover is August (Cloud cover 27).

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Average visibility in January
Barnum Island, NY

Average visibility in January - Barnum Island, NY
  • Average visibility in January: 6mi

The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).

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Barnum Island, New York, USA

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