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 Dayton, Kentucky, the month of January registers the lowest temperatures, averaging 36.1°F (2.3°C) at the peak and 23.7°F (-4.6°C) at the lowest.Humidity
In January, the average relative humidity in Dayton is 80%.Rainfall
In January, in Dayton, the rain falls for 8.3 days. Throughout January, 1.81" (46mm) of precipitation is accumulated. Throughout the year, in Dayton, there are 150.9 rainfall days, and 27.64" (702mm) of precipitation is accumulated.Snowfall
Months with snowfall in Dayton are January through April, November and December. In Dayton, Kentucky, during January, snow falls for 5.5 days and regularly aggregates up to 1.46" (37mm) of snow. Throughout the year, in Dayton, there are 20.7 snowfall days, and 6.85" (174mm) of snow is accumulated.Daylight
In January, the average length of the day is 9h and 47min.On the first day of the month, sunrise is at 7:57 am and sunset at 5:25 pm. On the last day of January, sunrise is at 7:45 am and sunset at 5:57 pm EST.
Sunshine
The month with the least sunshine is January, with an average of 3.9h of sunshine.UV index
The months with the lowest UV index in Dayton are January, February, November and December, with an average maximum UV index of 2. A UV Index of 2, and less, symbolizes a low health risk from exposure to the Sun's UV radiation for average individuals.Note: The maximum daily UV index of 2 during January translates into the following directions:
Despite most people tolerating extended sun exposure, it is critical to always protect those with sensitive skin, infants, and children. Limiting exposure to the direct Sun during midday hours can help prevent harmful UV radiation effects. Combat UV radiation's detrimental effects with sun-safe clothing and UV-blocking eyewear. Pay attention! The reflection of snow can enhance the Sun's UV radiation almost double.
Frequently asked questions
What month is the coldest in Dayton?
How cold is it in Dayton in January?
What is the average humidity in January in Dayton?
How many days does it rain in January in Dayton?
How many days does it snow in January in Dayton?
What is the average length of the day in January in Dayton?
When are sunrise and sunset in January in Dayton?
What is the month with the least sunshine in Dayton?
How long on average sun shines in January in Dayton?
When is the lowest UV index in Dayton?
What is the UV index intensity in January in Dayton?
Average temperature in January
Dayton, KY
- Average high temperature in January: 36.1°F
The warmest month (with the highest average high temperature) is July (84.7°F).
The month with the lowest average high temperature is January (36.1°F).
- Average low temperature in January: 23.7°F
The month with the highest average low temperature is July (66°F).
The coldest month (with the lowest average low temperature) is January (23.7°F).
Average pressure in January
Dayton, KY
- Average pressure in January: 30.14"Hg
The months with the highest atmospheric pressure are January and November (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).
Average wind speed in January
Dayton, KY
- Average wind speed in January: 8.7mph
The windiest month (with the highest average wind speed) is January (8.7mph).
The calmest month (with the lowest average wind speed) is August (5mph).
Average humidity in January
Dayton, KY
- Average humidity in January: 80%
The months with the highest relative humidity are February and December (81%).
The months with the lowest relative humidity are August, September and October (74%).
Average rainfall in January
Dayton, KY
- Average rainfall in January: 1.81"
The wettest month (with the highest rainfall) is May (3.27").
The driest month (with the least rainfall) is September (1.54").
Average rainfall days in January
Dayton, KY
- Average rainfall days in January: 8.3 days
The month with the highest number of rainy days is May (17.7 days).
The month with the least rainy days is February (8.2 days).
Average snowfall in January
Dayton, KY
- Average snowfall in January: 1.46"
The month with the highest snowfall is February (2.01").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in January
Dayton, KY
- Average snowfall days in January: 5.5 days
The months with the highest number of snowfall days are January and February (5.5 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
Dayton, KY
- Average daylight in January: 9h and 5min
The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 30min).
- Average sunshine in January: 3h and 5min
The month with the most sunshine is July (Average sunshine: 10h and 18min).
The month with the least sunshine is January (Average sunshine: 3h and 54min).
Average sunshine days in January
Dayton, KY
- Average sunshine days in January: 17.5 days
The months with the most sunshine days are October and November (19.2 days).
The month with the least sunshine days is May (10.9 days).
Average UV index in January
Dayton, 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, November and December (UV index 2).
Average cloud cover in January
Dayton, KY
- Average cloud cover in January: 59
The month with the most cloud cover is January (Cloud cover 59).
The month with the least cloud cover is August (Cloud cover 27).
Average visibility in January
Dayton, 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).
Dayton, Kentucky, USA
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