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 time of the year is January, with temperatures averaging a high of 41.5°F (5.3°C) and a low of 28.4°F (-2°C).Humidity
In January, the average relative humidity is 77%.Rainfall
In Princeton, in January, during 11.4 rainfall days, 2.48" (63mm) of precipitation is typically accumulated. In Princeton, during the entire year, the rain falls for 174.5 days and collects up to 39.65" (1007mm) of precipitation.Snowfall
January through April, October through December are months with snowfall. In Princeton, during January, snow falls for 5.3 days and regularly aggregates up to 1.5" (38mm) of snow. Throughout the year, there are 16.5 snowfall days, and 6.57" (167mm) of snow is accumulated.Daylight
The average length of the day in January is 9h and 58min.On the first day of January, sunrise is at 7:04 am and sunset at 4:44 pm. On the last day of the month, sunrise is at 6:55 am and sunset at 5:14 pm CST.
Sunshine
January and February, with an average of 4.6h of sunshine, are months with the least sunshine.UV index
The months with the lowest UV index are January, February and December, with an average maximum UV index of 2. A UV Index reading of 2, and below, represents a minimal health vulnerability from exposure to the Sun's UV rays for average individuals.Note: An average maximum UV index of 2 in January leads to these recommendations:
Although the majority can endure up to an hour in the sun without burns, children always require sun protection. The Sun is most powerful around mid-day, so it's a good practice to reduce direct exposure. To mitigate harm from sun exposure, pick sunglasses offering UVA and UVB defense. Note this! The Sun's UV radiation can nearly be doubled by the reflection off snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the coldest time of year?
How cold does it get in January?
What is the average humidity in January in Princeton?
How many days does it rain in January in Princeton?
How much does it snow in January?
What is the average length of the day in January?
When is the sunrise / sunset in January?
What is the month with the least sunshine?
How long on average sun shines in January?
What are the months with the lowest UV index?
What is the UV index reading in January?
Average temperature in January
Princeton, KY
- Average high temperature in January: 41.5°F
The warmest month (with the highest average high temperature) is July (87.3°F).
The month with the lowest average high temperature is January (41.5°F).
- Average low temperature in January: 28.4°F
The month with the highest average low temperature is July (68.5°F).
The coldest month (with the lowest average low temperature) is January (28.4°F).
Average pressure in January
Princeton, KY
- Average pressure in January: 30.17"Hg
The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).
Average wind speed in January
Princeton, KY
- Average wind speed in January: 9.1mph
The windiest month (with the highest average wind speed) is February (9.3mph).
The calmest month (with the lowest average wind speed) is July (5.5mph).
Average humidity in January
Princeton, KY
- Average humidity in January: 77%
The month with the highest relative humidity is May (80%).
The month with the lowest relative humidity is October (71%).
Average rainfall in January
Princeton, KY
- Average rainfall in January: 2.48"
The wettest month (with the highest rainfall) is April (4.33").
The driest month (with the least rainfall) is September (2.05").
Average rainfall days in January
Princeton, KY
- Average rainfall days in January: 11.4 days
The month with the highest number of rainy days is May (18.8 days).
The month with the least rainy days is November (10.4 days).
Average snowfall in January
Princeton, KY
- Average snowfall in January: 1.5"
The month with the highest snowfall is February (2.2").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in January
Princeton, KY
- Average snowfall days in January: 5.3 days
The month with the highest number of snowfall days is January (5.3 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
Princeton, KY
- Average daylight in January: 10h and 0min
The month with the longest days is June (Average daylight: 14h and 42min).
The month with the shortest days is December (Average daylight: 9h and 42min).
- Average sunshine in January: 4h and 4min
The month with the most sunshine is June (Average sunshine: 10h and 30min).
The months with the least sunshine are January and February (Average sunshine: 4h and 36min).
Average sunshine days in January
Princeton, KY
- Average sunshine days in January: 15.5 days
The months with the most sunshine days are October and November (18.3 days).
The month with the least sunshine days is July (9.4 days).
Average UV index in January
Princeton, KY
- Average UV index in January: 2
The months with the highest UV index are May, June, July and August (UV index 6).
The months with the lowest UV index are January, February and December (UV index 2).
Average cloud cover in January
Princeton, KY
- Average cloud cover in January: 51
The months with the most cloud cover are January and February (Cloud cover 51).
The months with the least cloud cover are June and September (Cloud cover 28).
Average visibility in January
Princeton, KY
- Average visibility in January: 6mi
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
Princeton, Kentucky, USA
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