January weather forecast
Oak Hills, PA

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Weather in January

January, like December, is a freezing cold winter month in Oak Hills, Pennsylvania, with an average temperature varying between 19.8°F (-6.8°C) and 31.6°F (-0.2°C).

Temperature

Oak Hills experiences its lowest temperatures in January, with an average peak of 31.6°F (-0.2°C) and a low of 19.8°F (-6.8°C).

Humidity

In Oak Hills, the average relative humidity in January is 86%.

Rainfall

In Oak Hills, Pennsylvania, in January, during 8.6 rainfall days, 1.73" (44mm) of precipitation is typically accumulated. Throughout the year, in Oak Hills, there are 162.5 rainfall days, and 26.02" (661mm) of precipitation is accumulated.

Snowfall

Months with snowfall in Oak Hills are January through May, October through December. In January, in Oak Hills, it is snowing for 17 days. Throughout January, 3.78" (96mm) of snow is accumulated. Throughout the year, there are 58.1 snowfall days, and 14.41" (366mm) of snow is accumulated.

Daylight

In Oak Hills, Pennsylvania, the average length of the day in January is 9h and 38min.
On the first day of the month, sunrise is at 7:43 am and sunset at 5:02 pm. On the last day of January, sunrise is at 7:30 am and sunset at 5:35 pm EST.

Sunshine

January has the least sunshine of the year in Oak Hills, Pennsylvania, with an average of 2.7h of sunshine.

UV index

The average daily maximum UV index in January is 2. A UV Index reading of 2, and below, represents a low health risk from exposure to the Sun's UV radiation for ordinary individuals.
Note: In January, a regular UV index of 2 translates into these guidelines:
Children necessitate constant protection from sunlight, unlike the majority, who can remain under the sun for about an hour without burning. Limiting sun exposure during midday hours helps in reducing the harmful effects of UV radiation. On days when the sun blazes, arm yourself with sunglasses that block UVA and UVB radiation. Be aware! The intensity of the Sun's UV radiation can be amplified nearly twice due to snow reflection.
Updated: Feb 13, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are the coldest months in Oak Hills?

January, known for its average high temperature of 31.6°F (-0.2°C) and an average low temperature of 19.8°F (-6.8°C), is the coldest month.

How cold is it in Oak Hills in January?

The average high-temperature, in January, in Oak Hills, is 31.6°F (-0.2°C), while the average low-temperature is 19.8°F (-6.8°C).

What is the average humidity in January in Oak Hills?

In Oak Hills, the average relative humidity in January is 86%.

How much does it rain in Oak Hills in January?

In Oak Hills, in January, it is raining for 8.6 days, with typically 1.73" (44mm) of accumulated precipitation.

How much does it snow in Oak Hills in January?

In Oak Hills, in January, during 17 snowfall days, 3.78" (96mm) of snow is typically accumulated.

How many hours of daylight does Oak Hills have in January?

In January, the average day length is 9h and 38min.

When are sunrise and sunset in January in Oak Hills?

On the first day of January, sunrise is at 7:43 am and sunset at 5:02 pm. On the last day of the month, sunrise is at 7:30 am and sunset at 5:35 pm EST.

What is the month with the least sunshine in Oak Hills?

January has the least sunshine of the year, with an average of 2.7h of sunshine.

How many hours of sunshine does Oak Hills have in January?

In January, the average sunshine duration is 2.7h.

What is the UV index reading in January in Oak Hills?

The average daily maximum UV index in January in Oak Hills is 2. A UV Index 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
Oak Hills, PA

Average temperature in January - Oak Hills, PA
  • Average high temperature in January: 31.6°F

The warmest month (with the highest average high temperature) is July (82.2°F).
The month with the lowest average high temperature is January (31.6°F).

  • Average low temperature in January: 19.8°F

The month with the highest average low temperature is July (60.8°F).
The coldest month (with the lowest average low temperature) is January (19.8°F).

Average pressure in January
Oak Hills, PA

Average pressure in January - Oak Hills, PA
  • Average pressure in January: 30.1"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
Oak Hills, PA

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

The windiest month (with the highest average wind speed) is January (8.1mph).
The calmest months (with the lowest average wind speed) are July and August (4.9mph).

Average humidity in January
Oak Hills, PA

Average humidity in January - Oak Hills, PA
  • Average humidity in January: 86%

The month with the highest relative humidity is February (87%).
The months with the lowest relative humidity are April, July and August (77%).

Average rainfall in January
Oak Hills, PA

Average rainfall in January - Oak Hills, PA
  • Average rainfall in January: 1.73"

The wettest month (with the highest rainfall) is May (2.8").
The driest month (with the least rainfall) is November (1.61").

Average rainfall days in January
Oak Hills, PA

Average rainfall days in January - Oak Hills, PA
  • Average rainfall days in January: 8.6 days

The month with the highest number of rainy days is May (17.9 days).
The month with the least rainy days is January (8.6 days).

Average snowfall in January
Oak Hills, PA

Average snowfall in January - Oak Hills, PA
  • Average snowfall in January: 3.78"

The month with the highest snowfall is February (3.98").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in January
Oak Hills, PA

Average snowfall days in January - Oak Hills, PA
  • Average snowfall days in January: 17 days

The month with the highest number of snowfall days is January (17 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in January /
Average sunshine in January
Oak Hills, PA

Average daylight in January / Average sunshine in January - Oak Hills, 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: 2h and 4min

The month with the most sunshine is August (Average sunshine: 10h and 0min).
The month with the least sunshine is January (Average sunshine: 2h and 42min).

Average sunshine days in January
Oak Hills, PA

Average sunshine days in January - Oak Hills, PA
  • Average sunshine days in January: 10 days

The month with the most sunshine days is November (15.4 days).
The month with the least sunshine days is February (9 days).

Average UV index in January
Oak Hills, PA

Average UV index in January - Oak Hills, PA
  • Average UV index in January: 2

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

Average cloud cover in January
Oak Hills, PA

Average cloud cover in January - Oak Hills, PA
  • Average cloud cover in January: 72

The month with the most cloud cover is January (Cloud cover 72).
The month with the least cloud cover is August (Cloud cover 35).

Average visibility in January
Oak Hills, PA

Average visibility in January - Oak Hills, PA
  • Average visibility in January: 4mi

The month with the highest visibility is April (6mi).
The months with the lowest visibility are January and February (4mi).

Oak Hills, Pennsylvania, USA

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