January weather forecast
Mountain Top, PA

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Weather in January

January, like December, is another subzero cold winter month in Mountain Top, Pennsylvania, with temperature in the range of an average low of 18.7°F (-7.4°C) and an average high of 30.6°F (-0.8°C).

Temperature

Mountain Top's coldest temperatures are experienced in January, with average high temperatures of 30.6°F (-0.8°C) and lows of 18.7°F (-7.4°C).

Humidity

In January, the average relative humidity is 82%.

Rainfall

In Mountain Top, in January, during 8.3 rainfall days, 0.91" (23mm) of precipitation is typically accumulated. In Mountain Top, during the entire year, the rain falls for 142.7 days and collects up to 13.19" (335mm) of precipitation.

Snowfall

Months with snowfall are January through May, October through December. In January, it is snowing for 13.7 days. Throughout January, 2.28" (58mm) of snow is accumulated. In Mountain Top, during the entire year, snow falls for 49.9 days and aggregates up to 9.92" (252mm) 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 7:28 am and sunset at 4:45 pm. On the last day of January, sunrise is at 7:15 am and sunset at 5:18 pm EST.

Sunshine

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

UV index

The average daily maximum UV index in January is 2. A UV Index estimate of 2, and below, represents a low threat to health from unsafe exposure to UV radiation for the average person.
Note: A daily high UV index of 2 in January leads to these guidelines:
Prolonged sun exposure generally does not trouble most people. However, it is vital to ensure protection for babies, children, and individuals with sensitive skin. Direct exposure to the Sun during its peak hours around mid-day should be minimized for safety. Clothes that are both tight-knit and comfortably loose are prime choices for sun protection. Take heed! The reflection of snow can intensify the Sun's UV radiation nearly double.
Updated: Aug 29, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What part of the year is the coldest?

The coldest time of the year is January, with temperatures averaging a high of 30.6°F (-0.8°C) and a low of 18.7°F (-7.4°C).

How cold is January?

In January, the average high-temperature and low-temperature are 30.6°F (-0.8°C) and 18.7°F (-7.4°C) respectively.

What is the average humidity in January?

In Mountain Top, the average relative humidity in January is 82%.

How many days does it rain in January?

In Mountain Top, during January, the rain falls for 8.3 days and regularly aggregates up to 0.91" (23mm) of precipitation.

How many days does it snow in January?

In Mountain Top, in January, snow falls for 13.7 days, with typically accumulated 2.28" (58mm) of snow.

How many hours of daylight does Mountain Top have in January?

In Mountain Top, the average day length in January is 9h and 37min.

When is the sunrise / sunset in January?

In January, on the first day of the month, sunrise is at 7:28 am and sunset at 4:45 pm. On the last day of the month, sunrise is at 7:15 am and sunset at 5:18 pm EST.

What are the months with the least sunshine?

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

How many hours of sunshine does Mountain Top have in January?

In Mountain Top, the average sunshine duration in January is 3.7h.

What is the UV index intensity in January?

In Mountain Top, the average daily maximum UV index in January is 2. A UV Index value of 2, and less, symbolizes a low health risk from unsafe 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
Mountain Top, PA

Average temperature in January - Mountain Top, PA
  • Average high temperature in January: 30.6°F

The warmest month (with the highest average high temperature) is July (80.8°F).
The month with the lowest average high temperature is January (30.6°F).

  • Average low temperature in January: 18.7°F

The month with the highest average low temperature is July (59.2°F).
The coldest month (with the lowest average low temperature) is January (18.7°F).

Average pressure in January
Mountain Top, PA

Average pressure in January - Mountain Top, 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).

Average wind speed in January
Mountain Top, PA

Average wind speed in January - Mountain Top, 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 (5.2mph).

Average humidity in January
Mountain Top, PA

Average humidity in January - Mountain Top, PA
  • Average humidity in January: 82%

The months with the highest relative humidity are February and December (84%).
The month with the lowest relative humidity is April (77%).

Average rainfall in January
Mountain Top, PA

Average rainfall in January - Mountain Top, PA
  • Average rainfall in January: 0.91"

The wettest month (with the highest rainfall) is July (1.5").
The driest month (with the least rainfall) is September (0.71").

Average rainfall days in January
Mountain Top, PA

Average rainfall days in January - Mountain Top, PA
  • Average rainfall days in January: 8.3 days

The month with the highest number of rainy days is May (15.4 days).
The month with the least rainy days is January (8.3 days).

Average snowfall in January
Mountain Top, PA

Average snowfall in January - Mountain Top, PA
  • Average snowfall in January: 2.28"

The month with the highest snowfall is February (2.83").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in January
Mountain Top, PA

Average snowfall days in January - Mountain Top, PA
  • Average snowfall days in January: 13.7 days

The month with the highest number of snowfall days is January (13.7 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in January /
Average sunshine in January
Mountain Top, PA

Average daylight in January / Average sunshine in January - Mountain Top, 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 12min).
The months with the least sunshine are January and February (Average sunshine: 3h and 42min).

Average sunshine days in January
Mountain Top, PA

Average sunshine days in January - Mountain Top, PA
  • Average sunshine days in January: 14.3 days

The month with the most sunshine days is November (16.9 days).
The month with the least sunshine days is February (11.6 days).

Average UV index in January
Mountain Top, PA

Average UV index in January - Mountain Top, 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
Mountain Top, PA

Average cloud cover in January - Mountain Top, 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 36).

Average visibility in January
Mountain Top, PA

Average visibility in January - Mountain Top, 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).

Mountain Top, Pennsylvania, USA

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