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
In Heidelberg, January records the lowest average temperatures, peaking at 40.1°F (4.5°C) and reaching a low of 27°F (-2.8°C).Humidity
In Heidelberg, the average relative humidity in January is 78%.Rainfall
In January, the rain falls for 11.3 days. Throughout January, 2.48" (63mm) of precipitation is accumulated. Throughout the year, in Heidelberg, there are 167.6 rainfall days, and 33.11" (841mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through April, October through December. In Heidelberg, Kentucky, in January, during 9.6 snowfall days, 2.83" (72mm) of snow is typically accumulated. Throughout the year, there are 32.6 snowfall days, and 12.17" (309mm) of snow is accumulated.Daylight
In Heidelberg, the average length of the day in January is 9h and 55min.On the first day of the month, sunrise is at 7:49 am and sunset at 5:27 pm. On the last day of January, in Heidelberg, sunrise is at 7:39 am and sunset at 5:57 pm EST.
Sunshine
January has the least sunshine of the year, with an average of 4h of sunshine.UV index
The months with the lowest UV index in Heidelberg are January, February and December, with an average maximum UV index of 2. A UV Index value of 2, and less, symbolizes a low health risk from unprotected exposure to Sun's UV rays for the average person.Note: The daily high UV index of 2 during January translates into the following recommendations:
Most individuals face no major issues with lengthy exposure to the sun, but children, infants, and individuals with fair skin always require protection. It's recommended to limit sun exposure when its radiation is at its peak during midday. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects. Be aware! The reflective nature of snow can magnify the Sun's UV radiation almost twofold.
Frequently asked questions
What is the coldest time of year in Heidelberg?
How cold is January in Heidelberg?
What is the average humidity in January in Heidelberg?
How many days does it rain in January in Heidelberg?
How much does it snow in Heidelberg in January?
How many hours of daylight does Heidelberg have in January?
When are sunrise and sunset in January in Heidelberg?
What is the month with the least sunshine in Heidelberg?
How long on average sun shines in January in Heidelberg?
What is the month with the lowest UV index in Heidelberg?
What is the UV index intensity in January in Heidelberg?
Average temperature in January
Heidelberg, KY
- Average high temperature in January: 40.1°F
The warmest month (with the highest average high temperature) is July (86.9°F).
The month with the lowest average high temperature is January (40.1°F).
- Average low temperature in January: 27°F
The month with the highest average low temperature is July (64.2°F).
The coldest month (with the lowest average low temperature) is January (27°F).
Average pressure in January
Heidelberg, KY
- Average pressure in January: 30.16"Hg
The months with the highest atmospheric pressure are January and November (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.97"Hg).
Average wind speed in January
Heidelberg, KY
- Average wind speed in January: 7.1mph
The windiest months (with the highest average wind speed) are January and February (7.1mph).
The calmest month (with the lowest average wind speed) is August (4.3mph).
Average humidity in January
Heidelberg, KY
- Average humidity in January: 78%
The months with the highest relative humidity are February and December (80%).
The months with the lowest relative humidity are June, August, October and November (75%).
Average rainfall in January
Heidelberg, KY
- Average rainfall in January: 2.48"
The wettest months (with the highest rainfall) are February and May (3.46").
The driest month (with the least rainfall) is September (2.05").
Average rainfall days in January
Heidelberg, KY
- Average rainfall days in January: 11.3 days
The month with the highest number of rainy days is July (17.8 days).
The month with the least rainy days is November (10.7 days).
Average snowfall in January
Heidelberg, KY
- Average snowfall in January: 2.83"
The month with the highest snowfall is February (2.99").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in January
Heidelberg, KY
- Average snowfall days in January: 9.6 days
The month with the highest number of snowfall days is January (9.6 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
Heidelberg, KY
- Average daylight in January: 9h and 5min
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 36min).
- Average sunshine in January: 4h and 0min
The month with the most sunshine is June (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 4h and 0min).
Average sunshine days in January
Heidelberg, KY
- Average sunshine days in January: 12.6 days
The month with the most sunshine days is November (17.1 days).
The month with the least sunshine days is February (10.3 days).
Average UV index in January
Heidelberg, 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
Heidelberg, KY
- Average cloud cover in January: 58
The months with the most cloud cover are January and February (Cloud cover 58).
The month with the least cloud cover is August (Cloud cover 32).
Average visibility in January
Heidelberg, KY
- Average visibility in January: 5mi
The months with the highest visibility are April, June, October and November (6mi).
The months with the lowest visibility are January, February, March, May, July, August, September and December (5mi).
Heidelberg, Kentucky, USA
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