Contents
- Weather in January
- Frequently asked questions
- Average temperature in January
- Average pressure in January
- Average wind speed in January
- Average humidity in January
- Average rainfall in January
- Average rainfall days in January
- Average snowfall in January
- Average snowfall days in January
- Average daylight in January
- Average sunshine in January
- Average sunshine days in January
- Average UV index in January
- Average cloud cover in January
- Average visibility in January
Weather in January
Temperature
January, with average temperatures reaching a high of 33.6°F (0.9°C) and a low of 20.7°F (-6.3°C), is the coldest month.Humidity
In January, the average relative humidity is 84%.Rainfall
January and November are months with the least rain when the rain falls for 9.1 days and typically aggregates up to 1.14" (29mm) of rain.Snowfall
Months with snowfall are January through April, October through December. The month with the most snowfall is January, when snow falls for 14.2 days and typically aggregates up to 2.13" (54mm) of snow.Daylight
The average length of the day in January is 9h and 41min.On the first day of the month, sunrise is at 7:41 am and sunset at 5:03 pm. On the last day of January, sunrise is at 7:29 am and sunset at 5:35 pm EST.
Sunshine
With an average of 3h of sunshine, January has the least sunshine of the year.UV index
The average daily maximum UV index in January is 2. A UV Index of 2, and less, symbolizes a minimal health hazard from exposure to the Sun's UV rays for ordinary individuals.Note: During January, 2 as the daily maximum UV index converts into the following advice:
In contrast to children, who must always be shielded from the sun, most people can tolerate up to an hour of sun exposure without any burns. Midday Sun has the strongest UV rays, making it crucial to limit exposure and find shade. Consider a wide-brim hat essential for effective sun defense covering your face, neck, and eyes. Take warning! The intensity of the Sun's UV radiation can be nearly amplified twice due to snow reflection.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the coldest time of year?
How cold is it in January?
What is the average humidity in January in White Oak?
What is the driest month?
How many days does it rain in January?
What is the snowiest month?
How much does it snow in January?
What is the average length of the day in January?
When are sunrise and sunset in January?
What is the month with the least sunshine?
How many hours of sunshine does White Oak have in January?
What is the UV index reading in January in White Oak?
Average temperature in January
White Oak, PA
- Average high temperature in January: 33.6°F
The warmest month (with the highest average high temperature) is July (82.9°F).
The month with the lowest average high temperature is January (33.6°F).
- Average low temperature in January: 20.7°F
The month with the highest average low temperature is July (61.5°F).
The coldest month (with the lowest average low temperature) is January (20.7°F).
Average pressure in January
White Oak, PA
- Average pressure in January: 30.11"Hg
The month with the highest atmospheric pressure is November (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).
Average wind speed in January
White Oak, PA
- Average wind speed in January: 8mph
The windiest month (with the highest average wind speed) is January (8mph).
The calmest month (with the lowest average wind speed) is August (4.7mph).
Average humidity in January
White Oak, PA
- Average humidity in January: 84%
The month with the highest relative humidity is February (85%).
The months with the lowest relative humidity are April, July and August (76%).
Average rainfall in January
White Oak, PA
- Average rainfall in January: 1.14"
The wettest month (with the highest rainfall) is May (2.28").
The driest months (with the least rainfall) are January and November (1.14").
Average rainfall days in January
White Oak, PA
- Average rainfall days in January: 9.1 days
The month with the highest number of rainy days is May (18.3 days).
The month with the least rainy days is January (9.1 days).
Average snowfall in January
White Oak, PA
- Average snowfall in January: 2.13"
The month with the highest snowfall is January (2.13").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in January
White Oak, PA
- Average snowfall days in January: 14.2 days
The month with the highest number of snowfall days is January (14.2 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight in January /
Average sunshine in January
White Oak, 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: 3h and 0min
The month with the most sunshine is August (Average sunshine: 10h and 18min).
The month with the least sunshine is January (Average sunshine: 3h and 0min).
Average sunshine days in January
White Oak, PA
- Average sunshine days in January: 11.3 days
The month with the most sunshine days is November (17 days).
The month with the least sunshine days is February (9 days).
Average UV index in January
White Oak, PA
- Average UV index in January: 2
The months with the highest UV index are May, June, July and August (UV index 6).
The month with the lowest UV index is December (UV index 1).
Average cloud cover in January
White Oak, PA
- Average cloud cover in January: 68
The month with the most cloud cover is January (Cloud cover 68).
The month with the least cloud cover is August (Cloud cover 32).
Average visibility in January
White Oak, PA
- Average visibility in January: 5mi
The months with the highest visibility are April, June, July, August and November (6mi).
The months with the lowest visibility are January, February, March, May, September, October and December (5mi).
White Oak, Pennsylvania, USA
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