January weather forecast
Glen Lyon, PA

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Weather in January

January, the same as December, in Glen Lyon, Pennsylvania, is a freezing cold winter month, with an average temperature fluctuating between 30.6°F (-0.8°C) and 18.5°F (-7.5°C).

Temperature

In Glen Lyon, Pennsylvania, the lowest average temperatures are observed in January, with a high of 30.6°F (-0.8°C) and a low of 18.5°F (-7.5°C).

Humidity

In January, the average relative humidity in Glen Lyon is 82%.

Rainfall

January and September are months with the least rain when the rain falls for 8.3 days and typically aggregates up to 2.09" (53mm) of rain.

Snowfall

Months with snowfall in Glen Lyon are January through May, October through December. In January, in Glen Lyon, it is snowing for 11.7 days. Throughout January, 5" (127mm) of snow is accumulated. In Glen Lyon, Pennsylvania, during the entire year, snow falls for 41.1 days and aggregates up to 21.38" (543mm) of snow.

Daylight

In January, the average length of the day is 9h and 37min.
On the first day of the month, sunrise is at 7:29 am and sunset at 4:45 pm. On the last day of January, in Glen Lyon, sunrise is at 7:16 am and sunset at 5:19 pm EST.

Sunshine

January and February, with an average of 3.7h of sunshine, are months with the least sunshine.

UV index

In January, the average daily maximum UV index in Glen Lyon is 2. A UV Index value of 2, and less, symbolizes a minimal health hazard from exposure to the Sun's UV rays for the average person.
Note: In January, a daily maximum UV index of 2 leads to the following instructions:
Babies, children, and individuals with sensitive skin should always have protection against extended sun exposure. To avoid the Sun's strongest rays, limit exposure around the mid-day period. It's wise to wear UVA and UVB-blocking sunglasses when the sun shines brightly. Take to heart! Snow reflection can almost magnify the Sun's UV radiation twofold.
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Frequently asked questions

What is the coldest time of year in Glen Lyon?

In Glen Lyon, January is known for its average lowest temperatures, reaching a high of 30.6°F (-0.8°C) and a low of 18.5°F (-7.5°C).

How cold is it in Glen Lyon in January?

In January, the average high-temperature and low-temperature are 30.6°F (-0.8°C) and 18.5°F (-7.5°C) respectively.

What is the average humidity in January in Glen Lyon?

In Glen Lyon, Pennsylvania, the average relative humidity in January is 82%.

What is the driest month in Glen Lyon?

The months with the least rainfall in Glen Lyon are January and September Rain falls for 8.3 days and accumulates 2.09" (53mm) of rain.

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

In Glen Lyon, in January, it is raining for 8.3 days, with typically 2.09" (53mm) of accumulated precipitation.

How many days does it snow in January in Glen Lyon?

In Glen Lyon, Pennsylvania, in January, during 11.7 snowfall days, 5" (127mm) of snow is typically accumulated.

What is the average length of the day in January in Glen Lyon?

The average day length in January in Glen Lyon is 9h and 37min.

When is the sunrise / sunset in January in Glen Lyon?

On the first day of January in Glen Lyon, Pennsylvania, sunrise is at 7:29 am and sunset at 4:45 pm. On the last day of the month, sunrise is at 7:16 am and sunset at 5:19 pm EST.

What are the months with the least sunshine in Glen Lyon?

The months with the least sunshine are January and February, with an average of 3.7h of sunshine.

How many hours of sunshine does Glen Lyon have in January?

In Glen Lyon, Pennsylvania, the average sunshine duration in January is 3.7h.

What is the UV index reading in January in Glen Lyon?

In Glen Lyon, the average daily maximum UV index in January is 2. A UV Index 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 Lyon, PA

Average temperature in January - Glen Lyon, PA
  • Average high temperature in January: 30.6°F

The warmest month (with the highest average high temperature) is July (81°F).
The month with the lowest average high temperature is January (30.6°F).

  • Average low temperature in January: 18.5°F

The month with the highest average low temperature is July (59°F).
The coldest month (with the lowest average low temperature) is January (18.5°F).

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Average pressure in January
Glen Lyon, PA

Average pressure in January - Glen Lyon, PA
  • Average pressure in January: 30.08"Hg

The month with the highest atmospheric pressure is November (30.12"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).

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Average wind speed in January
Glen Lyon, PA

Average wind speed in January - Glen Lyon, PA
  • Average wind speed in January: 8mph

The windiest months (with the highest average wind speed) are March and April (8.1mph).
The calmest month (with the lowest average wind speed) is August (5.1mph).

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Average humidity in January
Glen Lyon, PA

Average humidity in January - Glen Lyon, PA
  • Average humidity in January: 82%

The month with the highest relative humidity is February (84%).
The months with the lowest relative humidity are April and July (78%).

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Average rainfall in January
Glen Lyon, PA

Average rainfall in January - Glen Lyon, PA
  • Average rainfall in January: 2.09"

The wettest month (with the highest rainfall) is July (3.23").
The driest months (with the least rainfall) are January and September (2.09").

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Average rainfall days in January
Glen Lyon, PA

Average rainfall days in January - Glen Lyon, PA
  • Average rainfall days in January: 8.3 days

The month with the highest number of rainy days is May (19.1 days).
The month with the least rainy days is February (8.2 days).

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Average snowfall in January
Glen Lyon, PA

Average snowfall in January - Glen Lyon, PA
  • Average snowfall in January: 5"

The month with the highest snowfall is February (6.42").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in January
Glen Lyon, PA

Average snowfall days in January - Glen Lyon, PA
  • Average snowfall days in January: 11.7 days

The month with the highest number of snowfall days is January (11.7 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
Glen Lyon, PA

Average daylight in January / Average sunshine in January - Glen Lyon, PA
  • 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: 3h and 4min

The month with the most sunshine is July (Average sunshine: 10h and 6min).
The months with the least sunshine are January and February (Average sunshine: 3h and 42min).

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Average sunshine days in January
Glen Lyon, PA

Average sunshine days in January - Glen Lyon, PA
  • Average sunshine days in January: 14.3 days

The month with the most sunshine days is November (17.5 days).
The month with the least sunshine days is July (9.1 days).

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Average UV index in January
Glen Lyon, PA

Average UV index in January - Glen Lyon, PA
  • Average UV index in January: 2

The months with the highest UV index are May, June, July and August (UV index 5).
The month with the lowest UV index is December (UV index 1).

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Average cloud cover in January
Glen Lyon, PA

Average cloud cover in January - Glen Lyon, PA
  • Average cloud cover in January: 60

The month with the most cloud cover is February (Cloud cover 61).
The month with the least cloud cover is July (Cloud cover 37).

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Average visibility in January
Glen Lyon, PA

Average visibility in January - Glen Lyon, PA
  • Average visibility in January: 5mi

The month with the highest visibility is April (6mi).
The months with the lowest visibility are January, February, March, May, June, July, August, September, October, November and December (5mi).

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Glen Lyon, Pennsylvania, USA

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