January weather forecast
Waltrous, PA

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Weather in January

January, like December, is a freezing cold winter month in Waltrous, Pennsylvania, with an average temperature varying between 28°F (-2.2°C) and 16.2°F (-8.8°C).

Temperature

January stands out as Waltrous's coldest month, with an average high-temperature of 28°F (-2.2°C) and a low-temperature of 16.2°F (-8.8°C).

Humidity

The average relative humidity in January is 85%.

Rainfall

In Waltrous, in January, it is raining for 9.1 days, with typically 2.24" (57mm) of accumulated precipitation. In Waltrous, during the entire year, the rain falls for 174 days and collects up to 30.83" (783mm) of precipitation.

Snowfall

January through May, October through December are months with snowfall. In Waltrous, during January, snow falls for 20.2 days and regularly aggregates up to 8.07" (205mm) of snow. Throughout the year, there are 86.8 snowfall days, and 41.54" (1055mm) of snow is accumulated.

Daylight

In January, the average length of the day is 9h and 34min.
On the first day of the month, sunrise is at 7:37 am and sunset at 4:50 pm. On the last day of January, sunrise is at 7:23 am and sunset at 5:23 pm EST.

Sunshine

January and December, with an average of 2.9h of sunshine, are months with the least sunshine.

UV index

January and December, with an average maximum UV index of 1, are months with the lowest UV index. A UV Index reading of 2, and below, represents a minimal health vulnerability from unprotected exposure to Sun's UV rays for the ordinary person.
Note: The daily high UV index of 1 in January translates into this advice:
Most individuals face no significant issues with extended sun exposure, but it is always essential to protect children, babies, and those with sensitive skin. When the Sun is at its strongest around midday, find shade and limit exposure. Combat UV radiation's detrimental effects with sun-safe clothing and UV-blocking eyewear. Consider this! The reflection from snow can almost double the intensity of the Sun's UV radiation.
Updated: Jun 15, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What part of the year is the coldest?

January is the coldest month, with an average high-temperature of 28°F (-2.2°C) and an average low-temperature of 16.2°F (-8.8°C).

How cold is January?

In January, the average high-temperature and low-temperature are 28°F (-2.2°C) and 16.2°F (-8.8°C) respectively.

What is the average humidity in January?

In January, the average relative humidity is 85%.

How many days does it rain in January in Waltrous?

In Waltrous, in January, it is raining for 9.1 days, with typically 2.24" (57mm) of accumulated precipitation.

How many days does it snow in January?

In Waltrous, in January, snow falls for 20.2 days, with typically accumulated 8.07" (205mm) of snow.

What is the average length of the day in January?

In Waltrous, the average day length in January is 9h and 34min.

When is the sunrise / sunset in January?

In January, on the first day of the month, sunrise is at 7:37 am and sunset at 4:50 pm. On the last day of the month, sunrise is at 7:23 am and sunset at 5:23 pm EST.

What is the month with the least sunshine?

January and December, with an average of 2.9h of sunshine, are months with the least sunshine in Waltrous.

How many hours of sunshine does Waltrous have in January?

In Waltrous, the average sunshine duration in January is 2.9h.

When is the lowest UV index?

The months with the lowest UV index are January and December, with an average maximum UV index of 1.

What is the UV index reading in January?

In Waltrous, Pennsylvania, the average daily maximum UV index in January is 1. A UV Index reading of 2, and below, represents a low health threat 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
Waltrous, PA

Average temperature in January - Waltrous, PA
  • Average high temperature in January: 28°F

The warmest month (with the highest average high temperature) is July (79.3°F).
The month with the lowest average high temperature is January (28°F).

  • Average low temperature in January: 16.2°F

The month with the highest average low temperature is July (56.5°F).
The coldest month (with the lowest average low temperature) is January (16.2°F).

Average pressure in January
Waltrous, PA

Average pressure in January - Waltrous, 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
Waltrous, PA

Average wind speed in January - Waltrous, PA
  • Average wind speed in January: 9.1mph

The windiest month (with the highest average wind speed) is January (9.1mph).
The calmest month (with the lowest average wind speed) is August (5.7mph).

Average humidity in January
Waltrous, PA

Average humidity in January - Waltrous, PA
  • Average humidity in January: 85%

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

Average rainfall in January
Waltrous, PA

Average rainfall in January - Waltrous, PA
  • Average rainfall in January: 2.24"

The wettest month (with the highest rainfall) is April (3.43").
The driest month (with the least rainfall) is September (2.17").

Average rainfall days in January
Waltrous, PA

Average rainfall days in January - Waltrous, PA
  • Average rainfall days in January: 9.1 days

The month with the highest number of rainy days is May (18.9 days).
The month with the least rainy days is February (8.9 days).

Average snowfall in January
Waltrous, PA

Average snowfall in January - Waltrous, PA
  • Average snowfall in January: 8.07"

The month with the highest snowfall is February (10.2").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in January
Waltrous, PA

Average snowfall days in January - Waltrous, PA
  • Average snowfall days in January: 20.2 days

The month with the highest number of snowfall days is January (20.2 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in January /
Average sunshine in January
Waltrous, PA

Average daylight in January / Average sunshine in January - Waltrous, PA
  • Average daylight in January: 9h and 4min

The month with the longest days is June (Average daylight: 15h and 12min).
The month with the shortest days is December (Average daylight: 9h and 12min).

  • Average sunshine in January: 2h and 5min

The month with the most sunshine is July (Average sunshine: 9h and 48min).
The months with the least sunshine are January and December (Average sunshine: 2h and 54min).

Average sunshine days in January
Waltrous, PA

Average sunshine days in January - Waltrous, PA
  • Average sunshine days in January: 7.3 days

The month with the most sunshine days is September (13.5 days).
The month with the least sunshine days is February (5.9 days).

Average UV index in January
Waltrous, PA

Average UV index in January - Waltrous, PA
  • Average UV index in January: 1

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

Average cloud cover in January
Waltrous, PA

Average cloud cover in January - Waltrous, PA
  • Average cloud cover in January: 72

The month with the most cloud cover is January (Cloud cover 72).
The months with the least cloud cover are July and August (Cloud cover 41).

Average visibility in January
Waltrous, PA

Average visibility in January - Waltrous, PA
  • Average visibility in January: 4mi

The months with the highest visibility are March, April, May, June, July, August, October, November and December (5mi).
The months with the lowest visibility are January, February and September (4mi).

Waltrous, Pennsylvania, USA

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