January weather forecast
Pottsville, PA

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Weather in January

Starting the year off, January presents Pottsville, Pennsylvania with a classic winter weather profile. The combination of high relative humidity and cold temperatures frequently contribute to snowfall. The observed 5.47" (139mm) of snowfall in this month makes it a fairly snowy period for the city. Outdoor activities such as landscaping and construction could be hampered by the less-than-ideal weather, but winter sports enthusiasts may find it appealing. Overall, January's weather can be summed up as somewhat severe, but certainly characteristic of the winter season in this region.

Temperature

January is the month when Pottsville, Pennsylvania, sees the lowest average temperatures, with a high of 32.5°F (0.3°C) and a low of 20.5°F (-6.4°C).

Humidity

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

Rainfall

In Pottsville, in January, during 10.8 rainfall days, 2.68" (68mm) of precipitation is typically accumulated. Throughout the year, there are 172.9 rainfall days, and 34.21" (869mm) of precipitation is accumulated.

Snowfall

Months with snowfall are January through May, October through December. The month with the most snowfall is January, when snow falls for 11.8 days and typically aggregates up to 5.47" (139mm) of snow.

Daylight

In Pottsville, the average length of the day in January is 9h and 39min.
On the first day of the month, sunrise is at 7:28 am and sunset at 4:47 pm. On the last day of January, sunrise is at 7:15 am and sunset at 5:20 pm EST.

Sunshine

The months with the least sunshine are January, February and December, with an average of 4.4h of sunshine.

UV index

January through March, November and 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 low health risk from exposure to the Sun's UV rays for ordinary individuals.
Note: The maximum daily UV index of 2 in January converts into the following recommendations:
Children, babies, and those with sensitive skin should always be shielded from long periods of sun exposure. Being exposed to the midday Sun can have harmful effects due to strong UV radiation; always take precautions. Equip yourself with UVA and UVB-filtering sunglasses on clear, sunny days. Be watchful! The reflection of snow can enhance the intensity of the Sun's UV radiation nearly double.

Frequently asked questions

What part of the year is the coldest?

January stands out as Pottsville's coldest month, with an average high-temperature of 32.5°F (0.3°C) and a low-temperature of 20.5°F (-6.4°C).

How cold is it in January?

In Pottsville, 32.5°F (0.3°C) is the average high-temperature and 20.5°F (-6.4°C) is the average low-temperature during January.

What is the average humidity in January in Pottsville?

In January, the average relative humidity is 80%.

How many days does it rain in January?

In Pottsville, during January, the rain falls for 10.8 days and regularly aggregates up to 2.68" (68mm) of precipitation.

What is the snowiest month?

The month with the most snowfall is January, when snow falls for 11.8 days and typically aggregates up to 5.47" (139mm) of snow.

How many days does it snow in January?

In January, it is snowing for 11.8 days. Throughout January, 5.47" (139mm) of snow is accumulated.

What is the average length of the day in January?

In January, the average day length is 9h and 39min.

What time are sunrise and sunset in January?

On the first day of January, sunrise is at 7:28 am and sunset at 4:47 pm. On the last day of the month, sunrise is at 7:15 am and sunset at 5:20 pm EST.

What is the month with the least sunshine?

January, February and December, with an average of 4.4h of sunshine, are months with the least sunshine.

How many hours of sunshine does Pottsville have in January?

In January, the average sunshine duration is 4.4h.

What is the month with the lowest UV index?

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

What is the UV index intensity in January?

In January, the average daily maximum UV index is 2. A UV Index of 2, and less, symbolizes a minimal hazard to health from exposure to the Sun's 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
Pottsville, PA

Average temperature in January - Pottsville, 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: 20.5°F

The month with the highest average low temperature is July (61.3°F).
The coldest month (with the lowest average low temperature) is January (20.5°F).

Average pressure in January
Pottsville, PA

Average pressure in January - Pottsville, PA
  • Average pressure in January: 30.09"Hg

The month with the highest atmospheric pressure is November (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).

Average wind speed in January
Pottsville, PA

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

The windiest month (with the highest average wind speed) is March (8.4mph).
The calmest month (with the lowest average wind speed) is August (4.8mph).

Average humidity in January
Pottsville, PA

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

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

Average rainfall in January
Pottsville, PA

Average rainfall in January - Pottsville, PA
  • Average rainfall in January: 2.68"

The wettest month (with the highest rainfall) is May (3.39").
The driest month (with the least rainfall) is September (2.09").

Average rainfall days in January
Pottsville, PA

Average rainfall days in January - Pottsville, PA
  • Average rainfall days in January: 10.8 days

The month with the highest number of rainy days is May (18.7 days).
The months with the least rainy days are January and November (10.8 days).

Average snowfall in January
Pottsville, PA

Average snowfall in January - Pottsville, PA
  • Average snowfall in January: 5.47"

The month with the highest snowfall is January (5.47").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in January
Pottsville, PA

Average snowfall days in January - Pottsville, PA
  • Average snowfall days in January: 11.8 days

The month with the highest number of snowfall days is January (11.8 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in January / Average sunshine in January - Pottsville, 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 2min

The month with the most sunshine is July (Average sunshine: 10h and 30min).
The months with the least sunshine are January, February and December (Average sunshine: 4h and 24min).

Average sunshine days in January
Pottsville, PA

Average sunshine days in January - Pottsville, PA
  • Average sunshine days in January: 13.3 days

The month with the most sunshine days is November (16.3 days).
The month with the least sunshine days is May (9.6 days).

Average UV index in January
Pottsville, PA

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

The month with the highest UV index is 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
Pottsville, PA

Average cloud cover in January - Pottsville, PA
  • Average cloud cover in January: 52

The months with the most cloud cover are February and December (Cloud cover 53).
The month with the least cloud cover is July (Cloud cover 32).

Average visibility in January
Pottsville, PA

Average visibility in January - Pottsville, 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).

Pottsville, Pennsylvania, USA

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