January weather forecast
Harpers, PA

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Weather in January

January, like December, in Harpers, Pennsylvania, is a wintry winter month, with an average temperature ranging between min 20.3°F (-6.5°C) and max 32.5°F (0.3°C).

Temperature

Harpers's coldest temperatures are experienced in January, with average high temperatures of 32.5°F (0.3°C) and lows of 20.3°F (-6.5°C).

Humidity

In Harpers, the average relative humidity in January is 80%.

Rainfall

In Harpers, in January, it is raining for 7.6 days, with typically 2.17" (55mm) of accumulated precipitation. In Harpers, during the entire year, the rain falls for 155.1 days and collects up to 29.45" (748mm) of precipitation.

Snowfall

January through May, October through December are months with snowfall. The months with the most snowfall in Harpers are January and March, with an average 4.41" (112mm) of accumulated snow.

Daylight

The average length of the day in January in Harpers, Pennsylvania, is 9h and 39min.
On the first day of January, sunrise is at 7:26 am and sunset at 4:44 pm. On the last day of the month, sunrise is at 7:13 am and sunset at 5:17 pm EST.

Sunshine

In Harpers, the average sunshine in January is 4.5h.

UV index

The average daily maximum UV index in January in Harpers is 2. A UV Index of 2, and less, symbolizes a minimal health hazard from unsafe exposure to UV radiation for average individuals.
Note: The daily high UV index of 2 in January translates into this advice:
While most individuals can withstand prolonged sun exposure, it is imperative that babies, children, and those with sensitive skin always be shielded. The best time to avoid the Sun's harmful UV radiation is during midday when it's most potent. A wide-brim hat offers excellent sun protection for the eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Caution! The reflection of snow can nearly double the intensity of the Sun's UV radiation.
Updated: Feb 13, 2024 | Published by: Weather U.S. | About Us / Weather Forecasting / Data Sources

Frequently asked questions

What month is the coldest in Harpers?

January is the coldest month in Harpers, with the temperature often reaching an average high of 32.5°F (0.3°C) and an average low of 20.3°F (-6.5°C).

How cold is it in Harpers in January?

During January, Harpers experiences an average high-temperature of 32.5°F (0.3°C) and a low-temperature of 20.3°F (-6.5°C).

What is the average humidity in January in Harpers?

In January, the average relative humidity in Harpers is 80%.

How much does it rain in Harpers in January?

In Harpers, in January, it is raining for 7.6 days, with typically 2.17" (55mm) of accumulated precipitation.

What is the snowiest month in Harpers?

The months with the most snowfall are January and March, with an average 4.41" (112mm) of accumulated snow.

How much does it snow in Harpers in January?

In January, it is snowing for 9.3 days. Throughout January, 4.41" (112mm) of snow is accumulated.

What is the average length of the day in January in Harpers?

The average day length in January in Harpers, Pennsylvania, is 9h and 39min.

When are sunrise and sunset in January in Harpers?

In January, on the first day of the month, sunrise is at 7:26 am and sunset at 4:44 pm. On the last day of the month, sunrise is at 7:13 am and sunset at 5:17 pm EST.

How long on average sun shines in January in Harpers?

In January, the average sunshine duration is 4.5h.

How high is the UV index in January in Harpers?

In January, the average daily maximum UV index in Harpers is 2. A UV Index estimate of 2, and below, represents a low health risk 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
Harpers, PA

Average temperature in January - Harpers, PA
  • Average high temperature in January: 32.5°F

The warmest month (with the highest average high temperature) is July (81.5°F).
The month with the lowest average high temperature is January (32.5°F).

  • Average low temperature in January: 20.3°F

The month with the highest average low temperature is July (61.9°F).
The coldest month (with the lowest average low temperature) is January (20.3°F).

Average pressure in January
Harpers, PA

Average pressure in January - Harpers, 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
Harpers, PA

Average wind speed in January - Harpers, PA
  • Average wind speed in January: 8.1mph

The windiest month (with the highest average wind speed) is March (8.3mph).
The calmest month (with the lowest average wind speed) is August (5mph).

Average humidity in January
Harpers, PA

Average humidity in January - Harpers, PA
  • Average humidity in January: 80%

The month with the highest relative humidity is February (83%).
The months with the lowest relative humidity are April and July (77%).

Average rainfall in January
Harpers, PA

Average rainfall in January - Harpers, PA
  • Average rainfall in January: 2.17"

The wettest month (with the highest rainfall) is July (3.03").
The driest month (with the least rainfall) is September (1.77").

Average rainfall days in January
Harpers, PA

Average rainfall days in January - Harpers, PA
  • Average rainfall days in January: 7.6 days

The month with the highest number of rainy days is May (17.4 days).
The month with the least rainy days is January (7.6 days).

Average snowfall in January
Harpers, PA

Average snowfall in January - Harpers, PA
  • Average snowfall in January: 4.41"

The months with the highest snowfall are January and March (4.41").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in January
Harpers, PA

Average snowfall days in January - Harpers, PA
  • Average snowfall days in January: 9.3 days

The month with the highest number of snowfall days is February (9.5 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in January / Average sunshine in January - Harpers, 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: 4h and 3min

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

Average sunshine days in January
Harpers, PA

Average sunshine days in January - Harpers, PA
  • Average sunshine days in January: 17.2 days

The month with the most sunshine days is November (17.6 days).
The month with the least sunshine days is May (11.3 days).

Average UV index in January
Harpers, PA

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

The month with the highest UV index is July (UV index 6).
The month with the lowest UV index is December (UV index 1).

Average cloud cover in January
Harpers, PA

Average cloud cover in January - Harpers, PA
  • Average cloud cover in January: 51

The month with the most cloud cover is February (Cloud cover 54).
The month with the least cloud cover is July (Cloud cover 35).

Average visibility in January
Harpers, PA

Average visibility in January - Harpers, 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).

Harpers, Pennsylvania, USA

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