January weather forecast
Penn Run, PA

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Weather in January

January, like December, is a freezing cold winter month in Penn Run, Pennsylvania, with an average temperature ranging between min 19°F (-7.2°C) and max 31.3°F (-0.4°C).

Temperature

Penn Run records the coldest temperatures in January, averaging a high of 31.3°F (-0.4°C) and a low of 19°F (-7.2°C).

Humidity

The average relative humidity in January is 86%.

Rainfall

In Penn Run, Pennsylvania, in January, it is raining for 9.1 days, with typically 2.32" (59mm) of accumulated precipitation. In Penn Run, Pennsylvania, during the entire year, the rain falls for 183.5 days and collects up to 33.46" (850mm) of precipitation.

Snowfall

Months with snowfall are January through May, October through December. The month with the most snowfall is January, when snow falls for 17.6 days and typically aggregates up to 7.05" (179mm) of snow.

Daylight

The average length of the day in January is 9h and 40min.
On the first day of the month, sunrise is at 7:39 am and sunset at 4:59 pm. On the last day of January, in Penn Run, Pennsylvania, sunrise is at 7:26 am and sunset at 5:32 pm EST.

Sunshine

With an average of 2.8h of sunshine, January has the least sunshine of the year.

UV index

In January, the average daily maximum UV index is 2. A UV Index estimate of 2, and below, represents a minimal health vulnerability from exposure to the Sun's UV rays for ordinary individuals.
Note: A typical high UV index of 2 in January suggests the following recommendations:
Prolonged exposure to sunlight rarely troubles the majority, but constant protection is vital for babies, children, and fair-skinned people. Avoiding the Sun during its peak radiation time around midday is a healthy practice. Employ a wide-brim hat for potent defense against up to 50% of UV rays. Warning! The reflection from snow can nearly magnify the Sun's UV radiation twofold.

Frequently asked questions

What month is the coldest in Penn Run?

Penn Run's coldest weather arrives in January, when temperatures average a high of 31.3°F (-0.4°C) and a low of 19°F (-7.2°C).

How cold is it in January?

In Penn Run, 31.3°F (-0.4°C) is the average high-temperature and 19°F (-7.2°C) is the average low-temperature during January.

What is the average humidity in January?

In January, the average relative humidity is 86%.

How much does it rain in Penn Run in January?

In Penn Run, during January, the rain falls for 9.1 days and regularly aggregates up to 2.32" (59mm) of precipitation.

What is the snowiest month?

January is the month with the most snowfall. Snow falls for 17.6 days and accumulates 7.05" (179mm) of snow.

How many days does it snow in January?

In January, in Penn Run, it is snowing for 17.6 days. Throughout January, 7.05" (179mm) of snow is accumulated.

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

In January, the average day length is 9h and 40min.

What time are sunrise and sunset in January?

On the first day of January, sunrise is at 7:39 am and sunset at 4:59 pm. On the last day of the month, sunrise is at 7:26 am and sunset at 5:32 pm EST.

What is the month with the least sunshine?

The month with the least sunshine is January, with an average of 2.8h of sunshine.

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

The average sunshine duration in January is 2.8h.

What is the UV index reading in January?

In Penn Run, the average daily maximum UV index in January is 2. A UV Index of 2, and less, symbolizes a minimal hazard to health from exposure to Sun's UV rays.
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
Penn Run, PA

Average temperature in January - Penn Run, PA
  • Average high temperature in January: 31.3°F

The warmest month (with the highest average high temperature) is July (81.1°F).
The month with the lowest average high temperature is January (31.3°F).

  • Average low temperature in January: 19°F

The month with the highest average low temperature is July (59.4°F).
The coldest month (with the lowest average low temperature) is January (19°F).

Average pressure in January
Penn Run, PA

Average pressure in January - Penn Run, PA
  • Average pressure in January: 30.1"Hg

The month with the highest atmospheric pressure is November (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).

Average wind speed in January
Penn Run, PA

Average wind speed in January - Penn Run, PA
  • 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 (5.2mph).

Average humidity in January
Penn Run, PA

Average humidity in January - Penn Run, PA
  • Average humidity in January: 86%

The month with the highest relative humidity is February (87%).
The months with the lowest relative humidity are April, June, July and August (78%).

Average rainfall in January
Penn Run, PA

Average rainfall in January - Penn Run, PA
  • Average rainfall in January: 2.32"

The wettest month (with the highest rainfall) is May (3.62").
The driest month (with the least rainfall) is November (1.93").

Average rainfall days in January
Penn Run, PA

Average rainfall days in January - Penn Run, PA
  • Average rainfall days in January: 9.1 days

The month with the highest number of rainy days is May (21.5 days).
The month with the least rainy days is January (9.1 days).

Average snowfall in January
Penn Run, PA

Average snowfall in January - Penn Run, PA
  • Average snowfall in January: 7.05"

The month with the highest snowfall is January (7.05").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in January
Penn Run, PA

Average snowfall days in January - Penn Run, PA
  • Average snowfall days in January: 17.6 days

The month with the highest number of snowfall days is January (17.6 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in January / Average sunshine in January - Penn Run, 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 18min).

  • Average sunshine in January: 2h and 5min

The months with the most sunshine are July and August (Average sunshine: 9h and 48min).
The month with the least sunshine is January (Average sunshine: 2h and 48min).

Average sunshine days in January
Penn Run, PA

Average sunshine days in January - Penn Run, PA
  • Average sunshine days in January: 7.5 days

The month with the most sunshine days is November (13.3 days).
The month with the least sunshine days is February (7.3 days).

Average UV index in January
Penn Run, PA

Average UV index in January - Penn Run, 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).

Average cloud cover in January
Penn Run, PA

Average cloud cover in January - Penn Run, PA
  • Average cloud cover in January: 72

The month with the most cloud cover is January (Cloud cover 72).
The month with the least cloud cover is August (Cloud cover 37).

Average visibility in January
Penn Run, PA

Average visibility in January - Penn Run, PA
  • Average visibility in January: 4mi

The month with the highest visibility is April (6mi).
The months with the lowest visibility are January and February (4mi).

Penn Run, Pennsylvania, USA

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