January weather forecast
Mount Penn, PA

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Weather in January

January, like December, in Mount Penn, Pennsylvania, is a wintry winter month, with temperature in the range of an average low of 22.5°F (-5.3°C) and an average high of 35.2°F (1.8°C).

Temperature

January, with average temperatures reaching a high of 35.2°F (1.8°C) and a low of 22.5°F (-5.3°C), is the coldest month.

Humidity

In January, the average relative humidity is 78%.

Rainfall

In Mount Penn, during January, the rain falls for 7.1 days and regularly aggregates up to 0.91" (23mm) of precipitation. In Mount Penn, Pennsylvania, during the entire year, the rain falls for 129 days and collects up to 13.5" (343mm) of precipitation.

Snowfall

January through May, November and December are months with snowfall in Mount Penn, Pennsylvania. In Mount Penn, during January, snow falls for 6 days and regularly aggregates up to 1.26" (32mm) of snow. In Mount Penn, during the entire year, snow falls for 19.4 days and aggregates up to 4.45" (113mm) of snow.

Daylight

In Mount Penn, the average length of the day in January is 9h and 41min.
On the first day of January, sunrise is at 7:26 am and sunset at 4:47 pm. On the last day of the month, sunrise is at 7:13 am and sunset at 5:20 pm EST.

Sunshine

In Mount Penn, Pennsylvania, the average sunshine in January is 4.8h.

UV index

The months with the lowest UV index are January through March, November and December, with an average maximum UV index of 2. A UV Index of 2, and less, symbolizes a low health risk from unprotected exposure to Sun's UV rays for the ordinary person.
Note: A daily maximum UV index of 2 in January translates into the following instructions:
Babies, children, and individuals with sensitive skin should always have protection against extended sun exposure. The Sun is most powerful around mid-day, so it's a good practice to reduce direct exposure. For excellent sun protection for the eyes, ears, face, and neck, consider a wide-brim hat. Take heed! Reflection from the snow can almost amplify the Sun's UV radiation by double.
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Frequently asked questions

What month is the coldest in Mount Penn?

In Mount Penn, January is the coldest month, with temperatures averaging a high of 35.2°F (1.8°C) and a low of 22.5°F (-5.3°C).

How cold is January in Mount Penn?

In Mount Penn, 35.2°F (1.8°C) is the average high-temperature and 22.5°F (-5.3°C) is the average low-temperature during January.

What is the average humidity in January in Mount Penn?

In Mount Penn, the average relative humidity in January is 78%.

How many days does it rain in January in Mount Penn?

In Mount Penn, in January, it is raining for 7.1 days, with typically 0.91" (23mm) of accumulated precipitation.

How much does it snow in Mount Penn in January?

In Mount Penn, Pennsylvania, in January, during 6 snowfall days, 1.26" (32mm) of snow is typically accumulated.

How many hours of daylight does Mount Penn have in January?

In January, the average day length in Mount Penn, Pennsylvania, is 9h and 41min.

When is the sunrise / sunset in January in Mount Penn?

On the first day of January in Mount Penn, sunrise is at 7:26 am and sunset at 4:47 pm. On the last day of the month, sunrise is at 7:13 am and sunset at 5:20 pm EST.

How many hours of sunshine does Mount Penn have in January?

In January, the average sunshine duration is 4.8h.

When is the lowest UV index in Mount Penn?

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

What is the UV index reading in January in Mount Penn?

The average daily maximum UV index in January in Mount Penn is 2. A UV Index estimate of 2, and below, represents 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
Mount Penn, PA

Average temperature in January - Mount Penn, PA
  • Average high temperature in January: 35.2°F

The warmest month (with the highest average high temperature) is July (83.5°F).
The month with the lowest average high temperature is January (35.2°F).

  • Average low temperature in January: 22.5°F

The month with the highest average low temperature is July (64°F).
The coldest month (with the lowest average low temperature) is January (22.5°F).

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Average pressure in January
Mount Penn, PA

Average pressure in January - Mount Penn, PA
  • Average pressure in January: 30.09"Hg

The month with the highest atmospheric pressure is November (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).

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Average wind speed in January
Mount Penn, PA

Average wind speed in January - Mount Penn, PA
  • Average wind speed in January: 8.3mph

The windiest months (with the highest average wind speed) are January and March (8.3mph).
The calmest month (with the lowest average wind speed) is August (4.8mph).

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Average humidity in January
Mount Penn, PA

Average humidity in January - Mount Penn, PA
  • Average humidity in January: 78%

The months with the highest relative humidity are February and October (81%).
The month with the lowest relative humidity is April (76%).

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Average rainfall in January
Mount Penn, PA

Average rainfall in January - Mount Penn, PA
  • Average rainfall in January: 0.91"

The wettest month (with the highest rainfall) is August (1.69").
The driest month (with the least rainfall) is February (0.79").

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Average rainfall days in January
Mount Penn, PA

Average rainfall days in January - Mount Penn, PA
  • Average rainfall days in January: 7.1 days

The month with the highest number of rainy days is May (15.7 days).
The month with the least rainy days is January (7.1 days).

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Average snowfall in January
Mount Penn, PA

Average snowfall in January - Mount Penn, PA
  • Average snowfall in January: 1.26"

The month with the highest snowfall is February (1.54").
The months with the least snowfall are June, July, August, September and October (0").

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Average snowfall days in January
Mount Penn, PA

Average snowfall days in January - Mount Penn, PA
  • Average snowfall days in January: 6 days

The month with the highest number of snowfall days is January (6 days).
The months with the least snowfall days are June, July, August, September and October (0 days).

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Average daylight in January /
Average sunshine in January
Mount Penn, PA

Average daylight in January / Average sunshine in January - Mount Penn, PA
  • 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 24min).

  • Average sunshine in January: 4h and 5min

The month with the most sunshine is July (Average sunshine: 10h and 36min).
The month with the least sunshine is February (Average sunshine: 4h and 42min).

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Average sunshine days in January
Mount Penn, PA

Average sunshine days in January - Mount Penn, PA
  • Average sunshine days in January: 19.6 days

The month with the most sunshine days is November (20.4 days).
The month with the least sunshine days is May (12.3 days).

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Average UV index in January
Mount Penn, PA

Average UV index in January - Mount Penn, PA
  • Average UV index in January: 2

The months with the highest UV index are May, June and July (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
Mount Penn, PA

Average cloud cover in January - Mount Penn, PA
  • Average cloud cover in January: 47

The month with the most cloud cover is February (Cloud cover 49).
The month with the least cloud cover is July (Cloud cover 31).

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Average visibility in January
Mount Penn, PA

Average visibility in January - Mount Penn, PA
  • Average visibility in January: 6mi

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

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Mount Penn, Pennsylvania, USA

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