January weather forecast
State Line, PA

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Weather in January

January, like December, in State Line, Pennsylvania, is an icy winter month, with temperature in the range of an average low of 22.8°F (-5.1°C) and an average high of 36.1°F (2.3°C).

Temperature

Temperature records mark January as the coldest month, with highs averaging 36.1°F (2.3°C) and lows at 22.8°F (-5.1°C).

Humidity

The average relative humidity in January in State Line is 76%.

Rainfall

In January, in State Line, the rain falls for 8.8 days. Throughout January, 2.05" (52mm) of precipitation is accumulated. Throughout the year, there are 164.7 rainfall days, and 29.17" (741mm) of precipitation is accumulated.

Snowfall

January through April, October through December are months with snowfall. January is the month with the most snowfall in State Line. Snow falls for 9 days and accumulates 4.21" (107mm) of snow.

Daylight

The average length of the day in January in State Line is 9h and 44min.
On the first day of the month, sunrise is at 7:31 am and sunset at 4:56 pm. On the last day of January, in State Line, sunrise is at 7:19 am and sunset at 5:28 pm EST.

Sunshine

In January, the average sunshine in State Line is 4.8h.

UV index

The months with the lowest UV index are January, February, November and December, with an average maximum UV index of 2. A UV Index reading of 2, and below, represents a low threat to health from unsafe exposure to UV radiation for average individuals.
Note: The maximum daily UV index of 2 during January translates into the following directions:
Prolonged sun exposure generally does not trouble most people. However, it is vital to ensure protection for babies, children, and individuals with sensitive skin. For skin protection, it's recommended to minimize Sun exposure during its peak hours around midday. Safeguard your eyes, ears, and face from sun rays with the aid of a wide-brim hat. Be aware! The reflective nature of snow can magnify the Sun's UV radiation almost twofold.
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Frequently asked questions

What time of the year is the coldest in State Line?

January, with its average high-temperature of 36.1°F (2.3°C) and an average low-temperature of 22.8°F (-5.1°C), holds the record as the coldest month in State Line, Pennsylvania.

How cold is January in State Line?

State Line in January has an average high-temperature of 36.1°F (2.3°C) and an average low-temperature of 22.8°F (-5.1°C).

What is the average humidity in January in State Line?

In State Line, the average relative humidity in January is 76%.

How many days does it rain in January in State Line?

In State Line, in January, during 8.8 rainfall days, 2.05" (52mm) of precipitation is typically accumulated.

What is the snowiest month in State Line?

The month with the most snowfall in State Line is January, when snow falls for 9 days and typically aggregates up to 4.21" (107mm) of snow.

How much does it snow in State Line in January?

In State Line, in January, snow falls for 9 days, with typically accumulated 4.21" (107mm) of snow.

How many hours of daylight does State Line have in January?

In January, the average day length is 9h and 44min.

When is the sunrise / sunset in January in State Line?

In January, on the first day of the month, sunrise is at 7:31 am and sunset at 4:56 pm. On the last day of the month, in State Line, Pennsylvania, sunrise is at 7:19 am and sunset at 5:28 pm EST.

How long on average sun shines in January in State Line?

In January, the average sunshine duration in State Line, Pennsylvania, is 4.8h.

When is the lowest UV index in State Line?

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

How high is the UV index in January in State Line?

The average daily maximum UV index in January in State Line, Pennsylvania, is 2. A UV Index reading of 2, and below, represents a minimal health vulnerability 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
State Line, PA

Average temperature in January - State Line, PA
  • Average high temperature in January: 36.1°F

The warmest month (with the highest average high temperature) is July (84.6°F).
The month with the lowest average high temperature is January (36.1°F).

  • Average low temperature in January: 22.8°F

The month with the highest average low temperature is July (63.7°F).
The coldest month (with the lowest average low temperature) is January (22.8°F).

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Average pressure in January
State Line, PA

Average pressure in January - State Line, PA
  • Average pressure in January: 30.11"Hg

The month with the highest atmospheric pressure is November (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).

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Average wind speed in January
State Line, PA

Average wind speed in January - State Line, PA
  • Average wind speed in January: 7.7mph

The windiest month (with the highest average wind speed) is January (7.7mph).
The calmest months (with the lowest average wind speed) are July and August (4.5mph).

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Average humidity in January
State Line, PA

Average humidity in January - State Line, PA
  • Average humidity in January: 76%

The months with the highest relative humidity are May and October (79%).
The months with the lowest relative humidity are April and July (75%).

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Average rainfall in January
State Line, PA

Average rainfall in January - State Line, PA
  • Average rainfall in January: 2.05"

The wettest month (with the highest rainfall) is May (3.11").
The driest month (with the least rainfall) is February (1.97").

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Average rainfall days in January
State Line, PA

Average rainfall days in January - State Line, PA
  • Average rainfall days in January: 8.8 days

The month with the highest number of rainy days is May (18.3 days).
The month with the least rainy days is January (8.8 days).

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Average snowfall in January
State Line, PA

Average snowfall in January - State Line, PA
  • Average snowfall in January: 4.21"

The month with the highest snowfall is January (4.21").
The months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days in January
State Line, PA

Average snowfall days in January - State Line, PA
  • Average snowfall days in January: 9 days

The month with the highest number of snowfall days is January (9 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

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Average daylight in January /
Average sunshine in January
State Line, PA

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

The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 24min).

  • Average sunshine in January: 4h and 5min

The month with the most sunshine is July (Average sunshine: 10h and 36min).
The month with the least sunshine is February (Average sunshine: 4h and 42min).

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Average sunshine days in January
State Line, PA

Average sunshine days in January - State Line, PA
  • Average sunshine days in January: 15.9 days

The month with the most sunshine days is November (18.5 days).
The month with the least sunshine days is May (10.7 days).

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Average UV index in January
State Line, PA

Average UV index in January - State Line, PA
  • Average UV index in January: 2

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

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Average cloud cover in January
State Line, PA

Average cloud cover in January - State Line, PA
  • Average cloud cover in January: 49

The months with the most cloud cover are January, February, March and December (Cloud cover 49).
The month with the least cloud cover is July (Cloud cover 31).

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Average visibility in January
State Line, PA

Average visibility in January - State Line, PA
  • Average visibility in January: 5mi

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

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State Line, Pennsylvania, USA

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