January weather forecastThomson, KY
January
Weather in January
January, the same as December, is an icy winter month in Thomson, Kentucky, with an average temperature varying between 25.9°F (-3.4°C) and 39°F (3.9°C).Temperature
In Thomson, the lowest average temperatures are observed in January, with a high of 39°F (3.9°C) and a low of 25.9°F (-3.4°C).Humidity
The average relative humidity in January is 79%.Rainfall
In Thomson, in January, during 10.8 rainfall days, 2.48" (63mm) of precipitation is typically accumulated. In Thomson, during the entire year, the rain falls for 169.6 days and collects up to 35.67" (906mm) of precipitation.Snowfall
Months with snowfall are January through April, October through December. In Thomson, in January, snow falls for 10.2 days, with typically accumulated 2.99" (76mm) of snow. In Thomson, during the entire year, snow falls for 37.8 days and aggregates up to 12.72" (323mm) of snow.Daylight
In January, the average length of the day is 9h and 53min.On the first day of the month, sunrise is at 7:52 am and sunset at 5:27 pm. On the last day of January, in Thomson, sunrise is at 7:41 am and sunset at 5:57 pm EST.
Sunshine
January has the least sunshine of the year, with an average of 3.9h of sunshine.UV index
January, February, 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 health risk from unsafe exposure to UV radiation for average individuals.Note: A maximum high daily UV index of 2 during January translates into the following directions:
While most individuals can withstand prolonged sun exposure, it is imperative that babies, children, and those with sensitive skin always be shielded. The Sun's harshest UV rays are around midday; it's wise to seek shade and limit time outdoors. Sunglasses providing both UVA and UVB protection are non-negotiable on sunlit days. Beware! Reflection from snow can magnify the Sun's UV radiation nearly twofold.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in January
Thomson, KY
- Average high temperature in January: 39°F
The warmest month (with the highest average high temperature) is July (85.6°F).
The month with the lowest average high temperature is January (39°F).
- Average low temperature in January: 25.9°F
The month with the highest average low temperature is July (64.9°F).
The coldest month (with the lowest average low temperature) is January (25.9°F).
Average pressure in January
Thomson, KY
- Average pressure in January: 30.15"Hg
The months with the highest atmospheric pressure are January and November (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.96"Hg).
Average wind speed in January
Thomson, KY
- Average wind speed in January: 8.2mph
The windiest month (with the highest average wind speed) is January (8.2mph).
The calmest month (with the lowest average wind speed) is August (5mph).
Average humidity in January
Thomson, KY
- Average humidity in January: 79%
The month with the highest relative humidity is February (81%).
The month with the lowest relative humidity is August (75%).
Average rainfall in January
Thomson, KY
- Average rainfall in January: 2.48"
The wettest month (with the highest rainfall) is May (3.74").
The driest month (with the least rainfall) is September (2.17").
Average rainfall days in January
Thomson, KY
- Average rainfall days in January: 10.8 days
The month with the highest number of rainy days is May (18.6 days).
The month with the least rainy days is November (9.9 days).
Average snowfall in January
Thomson, KY
- Average snowfall in January: 2.99"
The month with the highest snowfall is February (3.07").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in January
Thomson, KY
- Average snowfall days in January: 10.2 days
The month with the highest number of snowfall days is January (10.2 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
Thomson, KY
- Average daylight in January: 9h and 54min
The month with the longest days is June (Average daylight: 14h and 48min).
The month with the shortest days is December (Average daylight: 9h and 36min).
- Average sunshine in January: 3h and 54min
The month with the most sunshine is June (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 3h and 54min).
Average sunshine days in January
Thomson, KY
- Average sunshine days in January: 11.7 days
The month with the most sunshine days is November (16.6 days).
The month with the least sunshine days is February (9.4 days).
Average UV index in January
Thomson, 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
Thomson, KY
- Average cloud cover in January: 59
The months with the most cloud cover are January and February (Cloud cover 59).
The month with the least cloud cover is August (Cloud cover 31).
Average visibility in January
Thomson, KY
- Average visibility in January: 5mi
The months with the highest visibility are April, June, August, October and November (6mi).
The months with the lowest visibility are January, February, March, May, July, September and December (5mi).





