January weather forecast
Oley Line, PA

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Weather in January

January, the same as December, is a wintry winter month in Oley Line, Pennsylvania, with temperature in the range of an average high of 35.2°F (1.8°C) and an average low of 22.5°F (-5.3°C).

Temperature

In Oley Line, the lowest average temperatures are observed in January, with a high of 35.2°F (1.8°C) and a low of 22.5°F (-5.3°C).

Humidity

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

Rainfall

In Oley Line, Pennsylvania, in January, during 7.1 rainfall days, 0.91" (23mm) of precipitation is typically accumulated. Throughout the year, there are 129 rainfall days, and 13.5" (343mm) of precipitation is accumulated.

Snowfall

Months with snowfall in Oley Line are January through May, November and December. In January, it is snowing for 6 days. Throughout January, 1.26" (32mm) of snow is accumulated. In Oley Line, during the entire year, snow falls for 19.4 days and aggregates up to 4.45" (113mm) of snow.

Daylight

In January, the average length of the day is 9h and 41min.
On the first day of the month, sunrise is at 7:25 am and sunset at 4:47 pm. On the last day of January, sunrise is at 7:13 am and sunset at 5:19 pm EST.

Sunshine

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

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 estimate of 2, and below, represents a low health risk from exposure to the Sun's UV radiation for the average person.
Note: A maximum UV index of 2 in January translates into the following recommendations:
Babies, children, and those with sensitive skin should always avoid extended periods in the sun. UV radiation from the Sun is most dangerous during midday; take precautions and seek shade. A hat with a generous brim can prevent nearly 50% of UV rays from reaching your eyes. Mark this! Snow reflection can nearly double the UV radiation intensity from the Sun.
Updated: Aug 26, 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, on average, is the coldest month, registering a high temperature of 35.2°F (1.8°C) and a low of 22.5°F (-5.3°C).

How cold is January?

January temperatures vary between a high-temperature of 35.2°F (1.8°C) and a low-temperature of 22.5°F (-5.3°C).

What is the average humidity in January?

In January, the average relative humidity is 78%.

How much does it rain in January?

In Oley Line, in January, during 7.1 rainfall days, 0.91" (23mm) of precipitation is typically accumulated.

How many days does it snow in January?

In Oley Line, during January, snow falls for 6 days and regularly aggregates up to 1.26" (32mm) of snow.

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

In January, the average day length is 9h and 41min.

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

On the first day of January, sunrise is at 7:25 am and sunset at 4:47 pm. On the last day of the month, sunrise is at 7:13 am and sunset at 5:19 pm EST.

How many hours of sunshine does Oley Line have in January?

The average sunshine duration in January is 4.8h.

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 reading of 2, and below, represents 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
Oley Line, PA

Average temperature in January - Oley Line, PA
  • Average high temperature in January: 35.2°F

The warmest month (with the highest average high temperature) is July (83.5°F).
The month with the lowest average high temperature is January (35.2°F).

  • Average low temperature in January: 22.5°F

The month with the highest average low temperature is July (64°F).
The coldest month (with the lowest average low temperature) is January (22.5°F).

Average pressure in January
Oley Line, PA

Average pressure in January - Oley Line, 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
Oley Line, PA

Average wind speed in January - Oley Line, PA
  • Average wind speed in January: 8.3mph

The windiest months (with the highest average wind speed) are January and March (8.3mph).
The calmest month (with the lowest average wind speed) is August (4.8mph).

Average humidity in January
Oley Line, PA

Average humidity in January - Oley Line, PA
  • Average humidity in January: 78%

The months with the highest relative humidity are February and October (81%).
The month with the lowest relative humidity is April (76%).

Average rainfall in January
Oley Line, PA

Average rainfall in January - Oley Line, PA
  • Average rainfall in January: 0.91"

The wettest month (with the highest rainfall) is August (1.69").
The driest month (with the least rainfall) is February (0.79").

Average rainfall days in January
Oley Line, PA

Average rainfall days in January - Oley Line, PA
  • Average rainfall days in January: 7.1 days

The month with the highest number of rainy days is May (15.7 days).
The month with the least rainy days is January (7.1 days).

Average snowfall in January
Oley Line, PA

Average snowfall in January - Oley Line, PA
  • Average snowfall in January: 1.26"

The month with the highest snowfall is February (1.54").
The months with the least snowfall are June, July, August, September and October (0").

Average snowfall days in January
Oley Line, PA

Average snowfall days in January - Oley Line, PA
  • Average snowfall days in January: 6 days

The month with the highest number of snowfall days is January (6 days).
The months with the least snowfall days are June, July, August, September and October (0 days).

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

Average daylight in January / Average sunshine in January - Oley Line, 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 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).

Average sunshine days in January
Oley Line, PA

Average sunshine days in January - Oley Line, PA
  • Average sunshine days in January: 19.6 days

The month with the most sunshine days is November (20.4 days).
The month with the least sunshine days is May (12.3 days).

Average UV index in January
Oley Line, PA

Average UV index in January - Oley 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, March, November and December (UV index 2).

Average cloud cover in January
Oley Line, PA

Average cloud cover in January - Oley Line, PA
  • Average cloud cover in January: 47

The month with the most cloud cover is February (Cloud cover 49).
The month with the least cloud cover is July (Cloud cover 31).

Average visibility in January
Oley Line, PA

Average visibility in January - Oley Line, PA
  • Average visibility in January: 6mi

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

Oley Line, Pennsylvania, USA

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