January weather forecast
Glen Castle, NY

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Weather in January

January, like December, is another subzero cold winter month in Glen Castle, New York, with temperature in the range of an average high of 27.3°F (-2.6°C) and an average low of 15.8°F (-9°C).

Temperature

In Glen Castle, January is the month with the lowest recorded average temperatures, measuring a high of 27.3°F (-2.6°C) and a low of 15.8°F (-9°C).

Humidity

In Glen Castle, the average relative humidity in January is 86%.

Rainfall

January and November are months with the least rain when the rain falls for 8.3 days and typically aggregates up to 2.4" (61mm) of rain.

Snowfall

Months with snowfall are January through May, October through December. In January, it is snowing for 21.6 days. Throughout January, 9.29" (236mm) of snow is accumulated. Throughout the year, there are 94.8 snowfall days, and 48.82" (1240mm) of snow is accumulated.

Daylight

The average length of the day in January in Glen Castle is 9h and 31min.
On the first day of the month, sunrise is at 7:32 am and sunset at 4:41 pm. On the last day of January, sunrise is at 7:17 am and sunset at 5:16 pm EST.

Sunshine

The average sunshine in January in Glen Castle is 2.8h.

UV index

The months with the lowest UV index are January, February and December, with an average maximum UV index of 1. A UV Index estimate of 2, and below, represents a minimal health hazard from exposure to the Sun's UV rays for average individuals.
Note: The UV index of 1 during January translates into the following guidance:
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 Sun's harshest UV rays are around midday; it's wise to seek shade and limit time outdoors. Combat UV radiation's detrimental effects with sun-safe clothing and UV-blocking eyewear. Be aware! The reflective nature of snow can magnify the Sun's UV radiation almost twofold.
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Frequently asked questions

What month is the coldest in Glen Castle?

January, with an average high of 27.3°F (-2.6°C) and a low of 15.8°F (-9°C), signifies the coldest month of the year in Glen Castle.

How cold is January in Glen Castle?

Glen Castle in January has an average high-temperature of 27.3°F (-2.6°C) and an average low-temperature of 15.8°F (-9°C).

What is the average humidity in January in Glen Castle?

In Glen Castle, the average relative humidity in January is 86%.

What is the driest month in Glen Castle?

January and November are months with the least rain in Glen Castle when the rain falls for 8.3 days and typically aggregates up to 2.4" (61mm) of rain.

How many days does it rain in January in Glen Castle?

In Glen Castle, New York, during January, the rain falls for 8.3 days and regularly aggregates up to 2.4" (61mm) of precipitation.

How much does it snow in Glen Castle in January?

In Glen Castle, New York, in January, snow falls for 21.6 days, with typically accumulated 9.29" (236mm) of snow.

How many hours of daylight does Glen Castle have in January?

In Glen Castle, New York, the average day length in January is 9h and 31min.

When are sunrise and sunset in January in Glen Castle?

In January, on the first day of the month, sunrise is at 7:32 am and sunset at 4:41 pm. On the last day of the month, in Glen Castle, sunrise is at 7:17 am and sunset at 5:16 pm EST.

How long on average sun shines in January in Glen Castle?

In January, the average sunshine duration in Glen Castle, New York, is 2.8h.

When is the lowest UV index in Glen Castle?

January, February and December, with an average maximum UV index of 1, are months with the lowest UV index in Glen Castle, New York.

How high is the UV index in January in Glen Castle?

In January, the average daily maximum UV index in Glen Castle, New York, is 1. A UV Index value of 2, and less, symbolizes a minimal hazard to health from unprotected exposure to 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
Glen Castle, NY

Average temperature in January - Glen Castle, NY
  • Average high temperature in January: 27.3°F

The warmest month (with the highest average high temperature) is July (79°F).
The month with the lowest average high temperature is January (27.3°F).

  • Average low temperature in January: 15.8°F

The month with the highest average low temperature is July (57.4°F).
The coldest month (with the lowest average low temperature) is January (15.8°F).

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Average pressure in January
Glen Castle, NY

Average pressure in January - Glen Castle, NY
  • Average pressure in January: 30.06"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
Glen Castle, NY

Average wind speed in January - Glen Castle, NY
  • Average wind speed in January: 9.3mph

The windiest month (with the highest average wind speed) is January (9.3mph).
The calmest month (with the lowest average wind speed) is August (5.6mph).

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Average humidity in January
Glen Castle, NY

Average humidity in January - Glen Castle, NY
  • Average humidity in January: 86%

The month with the highest relative humidity is February (87%).
The months with the lowest relative humidity are April, May, June and July (80%).

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Average rainfall in January
Glen Castle, NY

Average rainfall in January - Glen Castle, NY
  • Average rainfall in January: 2.4"

The wettest month (with the highest rainfall) is June (3.58").
The driest months (with the least rainfall) are January and November (2.4").

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Average rainfall days in January
Glen Castle, NY

Average rainfall days in January - Glen Castle, NY
  • Average rainfall days in January: 8.3 days

The month with the highest number of rainy days is July (19.3 days).
The month with the least rainy days is February (7.3 days).

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Average snowfall in January
Glen Castle, NY

Average snowfall in January - Glen Castle, NY
  • Average snowfall in January: 9.29"

The month with the highest snowfall is February (10.87").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in January
Glen Castle, NY

Average snowfall days in January - Glen Castle, NY
  • Average snowfall days in January: 21.6 days

The month with the highest number of snowfall days is January (21.6 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
Glen Castle, NY

Average daylight in January / Average sunshine in January - Glen Castle, 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: 2h and 5min

The month with the most sunshine is July (Average sunshine: 10h and 0min).
The month with the least sunshine is February (Average sunshine: 2h and 30min).

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Average sunshine days in January
Glen Castle, NY

Average sunshine days in January - Glen Castle, NY
  • Average sunshine days in January: 6.6 days

The month with the most sunshine days is September (14.3 days).
The month with the least sunshine days is February (5.7 days).

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Average UV index in January
Glen Castle, NY

Average UV index in January - Glen Castle, 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, February and December (UV index 1).

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Average cloud cover in January
Glen Castle, NY

Average cloud cover in January - Glen Castle, NY
  • Average cloud cover in January: 73

The month with the most cloud cover is February (Cloud cover 74).
The month with the least cloud cover is July (Cloud cover 39).

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Average visibility in January
Glen Castle, NY

Average visibility in January - Glen Castle, NY
  • Average visibility in January: 4mi

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

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Glen Castle, New York, USA

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