January weather forecast
Dry Run, PA

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Weather in January

January, the same as December, is another cold winter month in Dry Run, Pennsylvania, with an average temperature fluctuating between 32.9°F (0.5°C) and 20.1°F (-6.6°C).

Temperature

January, having an average high-temperature of 32.9°F (0.5°C) and an average low-temperature of 20.1°F (-6.6°C), is the coldest month.

Humidity

The average relative humidity in January is 79%.

Rainfall

In Dry Run, in January, it is raining for 9.8 days, with typically 2.09" (53mm) of accumulated precipitation. In Dry Run, during the entire year, the rain falls for 164.3 days and collects up to 28.19" (716mm) of precipitation.

Snowfall

Months with snowfall are January through April, October through December. January is the month with the most snowfall. Snow falls for 12.2 days and accumulates 5.24" (133mm) of snow.

Daylight

The average length of the day in January is 9h and 42min.
On the first day of the month, sunrise is at 7:33 am and sunset at 4:55 pm. On the last day of January, in Dry Run, sunrise is at 7:20 am and sunset at 5:27 pm EST.

Sunshine

With an average of 4.2h of sunshine, January has the least sunshine of the year.

UV index

January through March, October through December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index of 2, and less, symbolizes a minimal health vulnerability from exposure to the Sun's UV rays for average individuals.
Note: A typical high UV index of 2 in January suggests the following recommendations:
Those with sensitive skin, infants, and children require constant safeguarding from prolonged sun exposure. Direct exposure to the Sun during its peak hours around mid-day should be minimized for safety. Tightly woven clothing, when worn loosely, shields effectively against the Sun. Note well! The intensity of the Sun's UV rays can be nearly doubled by snow reflection.
Updated: Jul 28, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What part of the year is the coldest?

In Dry Run, January is the month with the lowest recorded average temperatures, measuring a high of 32.9°F (0.5°C) and a low of 20.1°F (-6.6°C).

How cold is it in January?

An average high-temperature, in January, in Dry Run, is 32.9°F (0.5°C) and the average low-temperature is 20.1°F (-6.6°C).

What is the average humidity in January?

The average relative humidity in January is 79%.

How many days does it rain in January in Dry Run?

In January, the rain falls for 9.8 days. Throughout January, 2.09" (53mm) of precipitation is accumulated.

When does it snow the most?

The month with the most snowfall is January, when snow falls for 12.2 days and typically aggregates up to 5.24" (133mm) of snow.

How many days does it snow in January?

In Dry Run, in January, during 12.2 snowfall days, 5.24" (133mm) of snow is typically accumulated.

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

The average day length in January is 9h and 42min.

When are sunrise and sunset in January?

On the first day of January, sunrise is at 7:33 am and sunset at 4:55 pm. On the last day of the month, sunrise is at 7:20 am and sunset at 5:27 pm EST.

What is the month with the least sunshine in Dry Run?

The month with the least sunshine is January, with an average of 4.2h of sunshine.

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

In Dry Run, the average sunshine duration in January is 4.2h.

What is the month with the lowest UV index?

January through March, October through December, with an average maximum UV index of 2, are months with the lowest UV index.

How high is the UV index in January?

The average daily maximum UV index in January is 2. A UV Index value of 2, and less, symbolizes a minimal health vulnerability 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
Dry Run, PA

Average temperature in January - Dry Run, PA
  • Average high temperature in January: 32.9°F

The warmest month (with the highest average high temperature) is July (83.7°F).
The month with the lowest average high temperature is January (32.9°F).

  • Average low temperature in January: 20.1°F

The month with the highest average low temperature is July (60.4°F).
The coldest month (with the lowest average low temperature) is January (20.1°F).

Average pressure in January
Dry Run, PA

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

The month with the highest atmospheric pressure is November (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).

Average wind speed in January
Dry Run, PA

Average wind speed in January - Dry Run, PA
  • Average wind speed in January: 7.8mph

The windiest month (with the highest average wind speed) is January (7.8mph).
The calmest month (with the lowest average wind speed) is August (4.3mph).

Average humidity in January
Dry Run, PA

Average humidity in January - Dry Run, PA
  • Average humidity in January: 79%

The month with the highest relative humidity is February (82%).
The month with the lowest relative humidity is July (75%).

Average rainfall in January
Dry Run, PA

Average rainfall in January - Dry Run, PA
  • Average rainfall in January: 2.09"

The wettest month (with the highest rainfall) is May (3.07").
The driest month (with the least rainfall) is September (1.85").

Average rainfall days in January
Dry Run, PA

Average rainfall days in January - Dry Run, PA
  • Average rainfall days in January: 9.8 days

The month with the highest number of rainy days is May (17.7 days).
The month with the least rainy days is February (9.5 days).

Average snowfall in January
Dry Run, PA

Average snowfall in January - Dry Run, PA
  • Average snowfall in January: 5.24"

The month with the highest snowfall is January (5.24").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in January
Dry Run, PA

Average snowfall days in January - Dry Run, PA
  • Average snowfall days in January: 12.2 days

The month with the highest number of snowfall days is January (12.2 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

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

Average daylight in January / Average sunshine in January - Dry 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 24min).

  • Average sunshine in January: 4h and 1min

The month with the most sunshine is July (Average sunshine: 10h and 18min).
The month with the least sunshine is January (Average sunshine: 4h and 12min).

Average sunshine days in January
Dry Run, PA

Average sunshine days in January - Dry Run, PA
  • Average sunshine days in January: 12.8 days

The month with the most sunshine days is November (16.7 days).
The month with the least sunshine days is May (10.7 days).

Average UV index in January
Dry Run, PA

Average UV index in January - Dry Run, PA
  • Average UV index in January: 2

The months with the highest UV index are May and June (UV index 6).
The months with the lowest UV index are January, February, March, October, November and December (UV index 2).

Average cloud cover in January
Dry Run, PA

Average cloud cover in January - Dry Run, PA
  • Average cloud cover in January: 56

The month with the most cloud cover is January (Cloud cover 56).
The months with the least cloud cover are July and August (Cloud cover 34).

Average visibility in January
Dry Run, PA

Average visibility in January - Dry Run, 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).

Dry Run, Pennsylvania, USA

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