January weather forecast
Larchmont, NY

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Weather in January

January, the same as December, is another cold winter month in Larchmont, New York, with an average temperature fluctuating between 25.9°F (-3.4°C) and 36.3°F (2.4°C).

Temperature

The coldest period tends to be January, when average temperatures fluctuate between a high of 36.3°F (2.4°C) and a low of 25.9°F (-3.4°C).

Humidity

The average relative humidity in January is 73%.

Rainfall

January and February are months with the least rain in Larchmont when the rain falls for 7.3 days and typically aggregates up to 1.69" (43mm) of rain.

Snowfall

January through April, November and December are months with snowfall. In Larchmont, in January, during 5.3 snowfall days, 1.81" (46mm) of snow is typically accumulated. Throughout the year, in Larchmont, there are 18.1 snowfall days, and 8.46" (215mm) of snow is accumulated.

Ocean temperature

In January, the average ocean temperature in Larchmont is 42.4°F (5.8°C).
Note: Swimming in 42.4°F (5.8°C) is deemed hazardous. Exposure to temperatures below 50°F (10°C) leads to immediate severe cold shock and hyperventilation.

Daylight

The average length of the day in January is 9h and 38min.
On the first day of the month, sunrise is at 7:19 am and sunset at 4:37 pm. On the last day of January, sunrise is at 7:06 am and sunset at 5:10 pm EST.

Sunshine

In Larchmont, the average sunshine in January is 5.1h.

UV index

January through March, November and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index estimate of 2, and below, represents a low health risk from unsafe exposure to UV radiation for the ordinary person.
Note: In January, a daily maximum UV index of 2 leads to the following instructions:
Those with sensitive skin, infants, and children require constant safeguarding from prolonged sun exposure. Considering the Sun's intensity during midday, it's wise to minimize direct exposure. A wide-brim hat offers excellent sun protection for the eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Be prepared! The intensity of the Sun's UV radiation can be amplified nearly double due to snow reflection.
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Frequently asked questions

What time of the year is the coldest in Larchmont?

The coldest temperatures in Larchmont occur during January, when averages reach a peak of 36.3°F (2.4°C) and a low of 25.9°F (-3.4°C).

How cold is January in Larchmont?

January temperatures vary between a high-temperature of 36.3°F (2.4°C) and a low-temperature of 25.9°F (-3.4°C).

What is the average humidity in January in Larchmont?

In Larchmont, New York, the average relative humidity in January is 73%.

What is the driest month in Larchmont?

The months with the least rainfall in Larchmont are January and February Rain falls for 7.3 days and accumulates 1.69" (43mm) of rain.

How many days does it rain in January in Larchmont?

In Larchmont, in January, during 7.3 rainfall days, 1.69" (43mm) of precipitation is typically accumulated.

How much does it snow in Larchmont in January?

In Larchmont, New York, in January, snow falls for 5.3 days, with typically accumulated 1.81" (46mm) of snow.

How cold is the water in January in Larchmont?

In Larchmont, in January, the average water temperature is 42.4°F (5.8°C). Swimming in 42.4°F (5.8°C) is considered life-threatening. Even a few minutes in 55.4°F (13°C) water is uncomfortable, and swimming below 50°F (10°C) may cause total loss of breathing control and cold shock, depending on a person's physique.

How many hours of daylight does Larchmont have in January?

In Larchmont, the average day length in January is 9h and 38min.

When is the sunrise / sunset in January in Larchmont?

On the first day of January, sunrise is at 7:19 am and sunset at 4:37 pm. On the last day of the month, sunrise is at 7:06 am and sunset at 5:10 pm EST.

How many hours of sunshine does Larchmont have in January?

In January, the average sunshine duration is 5.1h.

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

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

What is the UV index reading in January in Larchmont?

The average daily maximum UV index in January in Larchmont, New York, is 2. A UV Index 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
Larchmont, NY

Average temperature in January - Larchmont, NY
  • Average high temperature in January: 36.3°F

The warmest month (with the highest average high temperature) is July (82.9°F).
The month with the lowest average high temperature is January (36.3°F).

  • Average low temperature in January: 25.9°F

The month with the highest average low temperature is July (69.4°F).
The coldest month (with the lowest average low temperature) is January (25.9°F).

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Average pressure in January
Larchmont, NY

Average pressure in January - Larchmont, 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
Larchmont, NY

Average wind speed in January - Larchmont, NY
  • Average wind speed in January: 9.9mph

The windiest month (with the highest average wind speed) is January (9.9mph).
The calmest month (with the lowest average wind speed) is July (6.5mph).

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Average humidity in January
Larchmont, NY

Average humidity in January - Larchmont, NY
  • Average humidity in January: 73%

The months with the highest relative humidity are February and December (75%).
The month with the lowest relative humidity is August (70%).

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Average rainfall in January
Larchmont, NY

Average rainfall in January - Larchmont, NY
  • Average rainfall in January: 1.69"

The wettest month (with the highest rainfall) is July (3.23").
The driest months (with the least rainfall) are January and February (1.69").

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Average rainfall days in January
Larchmont, NY

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

The month with the highest number of rainy days is July (17.3 days).
The month with the least rainy days is January (7.3 days).

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Average snowfall in January
Larchmont, NY

Average snowfall in January - Larchmont, NY
  • Average snowfall in January: 1.81"

The month with the highest snowfall is March (2.8").
The months with the least snowfall are May, June, July, August, September and October (0").

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Average snowfall days in January
Larchmont, NY

Average snowfall days in January - Larchmont, NY
  • Average snowfall days in January: 5.3 days

The months with the highest number of snowfall days are January and February (5.3 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

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Average sea temperature in January
Larchmont, NY

Average sea temperature in January - Larchmont, 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
Larchmont, NY

Average daylight in January / Average sunshine in January - Larchmont, NY
  • 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: 5h and 1min

The month with the most sunshine is July (Average sunshine: 10h and 42min).
The month with the least sunshine is February (Average sunshine: 4h and 48min).

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Average sunshine days in January
Larchmont, NY

Average sunshine days in January - Larchmont, NY
  • Average sunshine days in January: 19.6 days

The month with the most sunshine days is January (19.6 days).
The month with the least sunshine days is July (12 days).

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Average UV index in January
Larchmont, NY

Average UV index in January - Larchmont, 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, November and December (UV index 2).

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Average cloud cover in January
Larchmont, NY

Average cloud cover in January - Larchmont, NY
  • Average cloud cover in January: 43

The months with the most cloud cover are February, March and December (Cloud cover 47).
The month with the least cloud cover is August (Cloud cover 29).

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Average visibility in January
Larchmont, NY

Average visibility in January - Larchmont, 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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Larchmont, New York, USA

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