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Jefferson County (Louisville)
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United States weather

Weather in Jefferson County, Kentucky for January 2026

Your guide to Jefferson County weather in January - trends and predictions

    Snow Forecast ❄️

  • Jefferson County typically experiences moderate snowfall in January, with an average of 10 snowy days.
    According to Jefferson County snow forecast for January 2026, no snow is expected at the beginning of the month.

    • Temperatures

  • Expect cooler weather in the next days in Jefferson County with the forecast suggesting a temperature of 13.1 °F, lower than the historical average.

  • In general, the average temperature in Jefferson County at the beginning of January is 9.1 °F. As the month progressed, temperatures tended to noticeably cool down, reaching an average of 6.9 °F by the end of January.

    • More

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Average dry days
10
Dry days
Average rainy days
11
Rainy days
Average snowy days
10
Snow days
Average temperatures
4°/-2°
Temperatures
Average wind speed
18 km/h
Avg max wind
Average humidity
77 %
Avg humidity

Jefferson County Weather January

Move between months or click on a day
December
February
Sun.Mon.Tue.Wed.Thu.Fri.Sat.
1
Moderate rain
15°
2
Patchy rain possible
14°
3
Partly cloudy
16°
4
Patchy rain possible
7°
5
Overcast
5°
6
Partly cloudy
4°
7
Overcast
3°
8
Patchy rain possible
3°
9
Overcast
7°
10
Overcast
5°
11
Moderate rain at times
6°
12
Moderate or heavy rain shower
9°
13
Patchy rain possible
2°
14
Sunny
-1°
15
Sunny
-1°
16
Moderate rain at times
2°
17
Patchy rain possible
5°
18
Moderate or heavy rain shower
5°
19
Patchy rain possible
4°
20
Overcast
-2°
21
Sunny
-1°
22
Moderate or heavy rain shower
0°
23
Overcast
3°
24
Overcast
6°
25
Light freezing rain
8°
26
Light freezing rain
6°
27
Overcast
7°
28
Sunny
8°
29
Heavy rain at times
8°
30
Light freezing rain
5°
31
Light freezing rain
6°

Temperatures trend during January in Jefferson County

See the weather trend as well as the moving average line

January weather in Jefferson County day by day

Click on a date for more information
December February
Date Weather Temperatures Rain Snow More
Jan. 1 Moderate rain
Moderate rain
 15° /14° 6.9 mm 0 cm
Jan. 2 Patchy rain possible
Patchy rain possible
 14° /12° 1.4 mm 0 cm
Jan. 3 Partly cloudy
Partly cloudy
 16° /10° 0 mm 0 cm
Jan. 4 Patchy rain possible
Patchy rain possible
 7° /0° 0.4 mm 0 cm
Jan. 5 Overcast
Overcast
 5° /-1° 13.9 mm 5.7 cm
Jan. 6 Partly cloudy
Partly cloudy
 4° /-1° 26.8 mm 0.5 cm
Jan. 7 Overcast
Overcast
 3° /-5° 0.5 mm 0.1 cm
Jan. 8 Patchy rain possible
Patchy rain possible
 3° /-5° 0.4 mm 0 cm
Jan. 9 Overcast
Overcast
 7° /-3° 9.2 mm 0 cm
Jan. 10 Overcast
Overcast
 5° /-3° 5.3 mm 3.4 cm
Jan. 11 Moderate rain at times
Moderate rain at times
 6° /0° 1.8 mm 0.9 cm
Jan. 12 Moderate or heavy rain shower
Moderate or heavy rain shower
 9° /-1° 15.9 mm 0 cm
Jan. 13 Patchy rain possible
Patchy rain possible
 2° /-3° 0.5 mm 0 cm
Jan. 14 Sunny
Sunny
 -1° /-8° 0 mm 0 cm
Jan. 15 Sunny
Sunny
 -1° /-8° 0 mm 0 cm
Jan. 16 Moderate rain at times
Moderate rain at times
 2° /-6° 1.5 mm 0 cm
Jan. 17 Patchy rain possible
Patchy rain possible
 5° /-2° 1 mm 0 cm
Jan. 18 Moderate or heavy rain shower
Moderate or heavy rain shower
 5° /-2° 7.8 mm 0.4 cm
Jan. 19 Patchy rain possible
Patchy rain possible
 4° /-5° 3.9 mm 0.3 cm
Jan. 20 Overcast
Overcast
 -2° /-9° 0 mm 0 cm
Jan. 21 Sunny
Sunny
 -1° /-9° 0 mm 0 cm
Jan. 22 Moderate or heavy rain shower
Moderate or heavy rain shower
 0° /-7° 3.1 mm 0 cm
Jan. 23 Overcast
Overcast
 3° /-3° 1.7 mm 0 cm
Jan. 24 Overcast
Overcast
 6° /-2° 4.8 mm 0 cm
Jan. 25 Light freezing rain
Light freezing rain
 8° /1° 4 mm 1.1 cm
Jan. 26 Light freezing rain
Light freezing rain
 6° /1° 0.3 mm 0 cm
Jan. 27 Overcast
Overcast
 7° /-1° 5.9 mm 0 cm
Jan. 28 Sunny
Sunny
 8° /0° 3.9 mm 0 cm
Jan. 29 Heavy rain at times
Heavy rain at times
 8° /1° 1.4 mm 0 cm
Jan. 30 Light freezing rain
Light freezing rain
 5° /-1° 16.7 mm 0.5 cm
Jan. 31 Light freezing rain
Light freezing rain
 6° /0° 8.9 mm 1.4 cm
Next
Important Notice
Our weather forecast for Jefferson County in January is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Jefferson County forecast closer to your planned date for the most up-to-date weather information.
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Jefferson County in January - FAQ

What are the expected maximum and minimum temperatures in Jefferson County during January?
Brace for cold days with temperatures not exceeding 4° and nights that are likely to be freezing. Winter clothing is essential for comfort and safety.
How much rainfall should be expected in Jefferson County during January?
Significant rainfall exceeding 152.5 mm is expected in Jefferson County during January, occurring over more than 11 days. Preparing for wet conditions is recommended in your planning.
Will it snow in Jefferson County in January 2026?
Jefferson County experiences an average snowfall of 14.31 cm during January, occurring over 10 days.
What are the typical wind conditions in Jefferson County during January?
The average wind speed in Jefferson County during January is 18 km/h, suggesting breezy to windy conditions, depending on your activities.

Jefferson County snow forecast January 2026

Track daily snowfall levels and discover Jefferson County’s snowy potential this January ❄️
On average, Jefferson County sees 10 snowy days during January, with approximately 14.3 cm of total snowfall.

January rainfall patterns in Jefferson County

Explore the daily rainfall trends and prepare for Jefferson Countys January weather 💧
Typically, Jefferson County has 11 rainy days in January with a total of 152.5 mm of rainfall.
Top locations in Jefferson County
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BeaumontBirminghamFairfieldLakewoodLouisvilleWatertown
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Location coordinates Where is Jefferson County?

Get accurate weather forecasts for Jefferson County, located at latitude 38.254 and longitude -85.759. Stay updated with localized weather information tailored for Jefferson County.

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