January weather forecast
Helfrichsville, PA

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Weather in January

January, like December, in Helfrichsville, Pennsylvania, is another cold winter month, with temperature in the range of an average low of 21.6°F (-5.8°C) and an average high of 34.3°F (1.3°C).

Temperature

Helfrichsville experiences its lowest temperatures in January, with an average peak of 34.3°F (1.3°C) and a low of 21.6°F (-5.8°C).

Humidity

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

Rainfall

In Helfrichsville, Pennsylvania, in January, during 8.5 rainfall days, 2.36" (60mm) of precipitation is typically accumulated. Throughout the year, there are 155.8 rainfall days, and 30.75" (781mm) of precipitation is accumulated.

Snowfall

January through May, October through December are months with snowfall. In January, it is snowing for 8.8 days. Throughout January, 4.17" (106mm) of snow is accumulated. Throughout the year, in Helfrichsville, there are 29.4 snowfall days, and 15.87" (403mm) of snow is accumulated.

Daylight

In January, the average length of the day is 9h and 40min.
On the first day of the month, sunrise is at 7:26 am and sunset at 4:46 pm. On the last day of January, sunrise is at 7:13 am and sunset at 5:18 pm EST.

Sunshine

In January, the average sunshine is 4.6h.

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 minimal health vulnerability from unsafe exposure to UV radiation for average individuals.
Note: In January, a daily maximum UV index of 2 leads to the following instructions:
While extended sun exposure does not significantly affect most people, those with sensitive skin, children, and infants should always be protected. The most potent solar radiation is around mid-day, so one should minimize exposure to direct sunlight during this period. Sunglasses that guard against UVA and UVB rays are pivotal in minimizing sun-induced ocular damage. Heed this! Snow reflection can almost augment the UV radiation of the sun by double.
Updated: Jul 20, 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 the temperature often reaching an average high of 34.3°F (1.3°C) and an average low of 21.6°F (-5.8°C).

How cold is it in January?

The high-temperature, in January, in Helfrichsville, is 34.3°F (1.3°C), while the low-temperature averages to 21.6°F (-5.8°C).

What is the average humidity in January in Helfrichsville?

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

How much does it rain in January?

In Helfrichsville, in January, during 8.5 rainfall days, 2.36" (60mm) of precipitation is typically accumulated.

How much does it snow in January?

In January, it is snowing for 8.8 days. Throughout January, 4.17" (106mm) of snow is accumulated.

How many hours of daylight does Helfrichsville have in January?

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

When are sunrise and sunset in January?

On the first day of January, sunrise is at 7:26 am and sunset at 4:46 pm. On the last day of the month, sunrise is at 7:13 am and sunset at 5:18 pm EST.

How long on average sun shines in January?

The average sunshine duration in January is 4.6h.

What are the months with the lowest UV index in Helfrichsville?

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

What is the UV index intensity in January?

The average daily maximum UV index in January is 2. A UV Index value of 2, and less, symbolizes 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
Helfrichsville, PA

Average temperature in January - Helfrichsville, PA
  • Average high temperature in January: 34.3°F

The warmest month (with the highest average high temperature) is July (83.8°F).
The month with the lowest average high temperature is January (34.3°F).

  • Average low temperature in January: 21.6°F

The month with the highest average low temperature is July (63.5°F).
The coldest month (with the lowest average low temperature) is January (21.6°F).

Average pressure in January
Helfrichsville, PA

Average pressure in January - Helfrichsville, PA
  • Average pressure in January: 30.09"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
Helfrichsville, PA

Average wind speed in January - Helfrichsville, PA
  • Average wind speed in January: 8mph

The windiest month (with the highest average wind speed) is March (8.1mph).
The calmest month (with the lowest average wind speed) is August (4.9mph).

Average humidity in January
Helfrichsville, PA

Average humidity in January - Helfrichsville, PA
  • Average humidity in January: 78%

The month with the highest relative humidity is February (82%).
The months with the lowest relative humidity are April and July (76%).

Average rainfall in January
Helfrichsville, PA

Average rainfall in January - Helfrichsville, PA
  • Average rainfall in January: 2.36"

The wettest month (with the highest rainfall) is April (2.99").
The driest month (with the least rainfall) is September (1.77").

Average rainfall days in January
Helfrichsville, PA

Average rainfall days in January - Helfrichsville, PA
  • Average rainfall days in January: 8.5 days

The month with the highest number of rainy days is May (17.3 days).
The month with the least rainy days is January (8.5 days).

Average snowfall in January
Helfrichsville, PA

Average snowfall in January - Helfrichsville, PA
  • Average snowfall in January: 4.17"

The month with the highest snowfall is March (4.29").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in January
Helfrichsville, PA

Average snowfall days in January - Helfrichsville, PA
  • Average snowfall days in January: 8.8 days

The month with the highest number of snowfall days is January (8.8 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in January / Average sunshine in January - Helfrichsville, 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: 4h and 4min

The month with the most sunshine is July (Average sunshine: 10h and 24min).
The month with the least sunshine is February (Average sunshine: 4h and 24min).

Average sunshine days in January
Helfrichsville, PA

Average sunshine days in January - Helfrichsville, PA
  • Average sunshine days in January: 17 days

The month with the most sunshine days is November (17.9 days).
The month with the least sunshine days is April (11.2 days).

Average UV index in January
Helfrichsville, PA

Average UV index in January - Helfrichsville, PA
  • Average UV index in January: 2

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

Average cloud cover in January
Helfrichsville, PA

Average cloud cover in January - Helfrichsville, PA
  • Average cloud cover in January: 49

The month with the most cloud cover is February (Cloud cover 52).
The month with the least cloud cover is July (Cloud cover 33).

Average visibility in January
Helfrichsville, PA

Average visibility in January - Helfrichsville, PA
  • Average visibility in January: 5mi

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

Helfrichsville, Pennsylvania, USA

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