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
The coldest period is January, when temperatures fluctuate between an average high of 34°F (1.1°C) and a low of 21.6°F (-5.8°C).Humidity
In January, the average relative humidity is 78%.Rainfall
In Cetronia, in January, it is raining for 6.7 days, with typically 1.81" (46mm) of accumulated precipitation. In Cetronia, Pennsylvania, during the entire year, the rain falls for 145.1 days and collects up to 27.24" (692mm) of precipitation.Snowfall
Months with snowfall are January through May, October through December. In Cetronia, in January, snow falls for 5 days, with typically accumulated 3.15" (80mm) of snow. Throughout the year, there are 20.4 snowfall days, and 13.82" (351mm) of snow is accumulated.Daylight
The average length of the day in January is 9h and 40min.On the first day of January, sunrise is at 7:25 am and sunset at 4:45 pm. On the last day of the month, sunrise is at 7:12 am and sunset at 5:18 pm EST.
Sunshine
In Cetronia, the average sunshine in January is 4.7h.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 reading of 2, and below, represents a low threat to health from exposure to the Sun's UV rays for the ordinary person.Note: An average maximum UV index of 2 in January leads to these recommendations:
While most people are not greatly affected by extended sun exposure, those with fair skin, babies, and children must always have protection. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. Counter UV radiation's ill effects with clothing designed for sun safety and UV-resistant eyewear. Alert! The snow's reflection can amplify the UV radiation of the Sun nearly twice.
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?
How many days does it rain in January in Cetronia?
How many days does it snow in January?
How many hours of daylight does Cetronia have in January?
When is the sunrise / sunset in January?
How many hours of sunshine does Cetronia have in January?
What is the month with the lowest UV index?
What is the UV index reading in January?
Average temperature in January
Cetronia, PA
- Average high temperature in January: 34°F
The warmest month (with the highest average high temperature) is July (83.8°F).
The month with the lowest average high temperature is January (34°F).
- Average low temperature in January: 21.6°F
The month with the highest average low temperature is July (63.5°F).
The coldest month (with the lowest average low temperature) is January (21.6°F).
Average pressure in January
Cetronia, PA
- Average pressure in January: 30.08"Hg
The month with the highest atmospheric pressure is November (30.12"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).
Average wind speed in January
Cetronia, PA
- Average wind speed in January: 7.9mph
The windiest month (with the highest average wind speed) is March (8.1mph).
The calmest month (with the lowest average wind speed) is August (5mph).
Average humidity in January
Cetronia, PA
- Average humidity in January: 78%
The month with the highest relative humidity is February (82%).
The months with the lowest relative humidity are April and July (76%).
Average rainfall in January
Cetronia, PA
- Average rainfall in January: 1.81"
The wettest month (with the highest rainfall) is July (3.03").
The driest month (with the least rainfall) is September (1.61").
Average rainfall days in January
Cetronia, PA
- Average rainfall days in January: 6.7 days
The month with the highest number of rainy days is May (16.9 days).
The month with the least rainy days is January (6.7 days).
Average snowfall in January
Cetronia, PA
- Average snowfall in January: 3.15"
The month with the highest snowfall is March (4.37").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in January
Cetronia, PA
- Average snowfall days in January: 5 days
The month with the highest number of snowfall days is February (6.6 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in January /
Average sunshine in January
Cetronia, 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 4min
The month with the most sunshine is July (Average sunshine: 10h and 24min).
The month with the least sunshine is February (Average sunshine: 4h and 24min).
Average sunshine days in January
Cetronia, PA
- Average sunshine days in January: 20.5 days
The month with the most sunshine days is January (20.5 days).
The month with the least sunshine days is May (11.8 days).
Average UV index in January
Cetronia, PA
- Average UV index in January: 2
The months with the highest UV index are 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
Cetronia, PA
- Average cloud cover in January: 48
The month with the most cloud cover is February (Cloud cover 52).
The month with the least cloud cover is July (Cloud cover 34).
Average visibility in January
Cetronia, PA
- Average visibility in January: 5mi
The months with the highest visibility are April, July and November (6mi).
The months with the lowest visibility are January, February, March, May, June, August, September, October and December (5mi).
Cetronia, Pennsylvania, USA
Weather forecast for your location
2. Allow the app to use your location