Louisville Weather in December
During December, Louisville experiences low daytime temperatures of 9°C (48°F) and cooler nights around 0°C (32°F). As part of the winter season, expect quite a bit of rainfall. Around 130 mm (5.1 in) is typical.
Rainfall in Louisville in December
This month experiences about 14 days of rain according to historical data, averaging 130 mm (5.1 in). When it rains this month, it tends to come down fairly heavily. Showers can be substantial even if they don't last all day.
Temperature in Louisville in December
December in Louisville sees highs of 9°C (48°F) and lows of 0°C (32°F) overnight. December marks the winter season. The days stay cool from start to finish. Layering up well will make outdoor time much more comfortable. At 0°C (32°F) overnight, it gets properly cold after dark. On the bright side, cold nights tend to make for excellent sleeping conditions.
Sunshine in Louisville in December
The city usually sees around 119 hours of sunlight, indicating a moderately sunny period.December in Louisville has its charm. However, if you're seeking pleasant, dry and sunny weather, our weather planner can help you explore other destinations in the world.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit the United States of America, check out our Louisville's climate page.
Louisville Temperature in December
Min Temperature
0°C (32°F)
Max Temperature
9°C (48°F)
Chance of Rain
47%
Precipitation
130 mm (5.1 in)
Rainy days
14 days
Humidity
70%
Sunshine
119 hours
Percentage Sunshine
42%
Daily Historical Temperatures
50-year average (1976-2025)
Based on our historical records, temperatures in Louisville typically stay consistent throughout December, with daily highs averaging around 9°C (48°F). Nights are very cold, with lows typically ranging from -3°C (27°F) to 2°C (36°F).
Average temperatures in December
Daily Historical Precipitation
50-year average (1976-2025)
Average daily rainfall for each day of the month based on long-term records.
Average precipitation in December
Historical weather for Louisville in December
Browse day-by-day weather records for Louisville spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Louisville historical weather extremes in December
According to our 49 years of weather records for Louisville, the following extremes were recorded between 1976 and 2025.
- The hottest December day on record in Louisville reached 24°C (75°F) (December 3, 1982).
- The wettest day in December Louisville was on December 16, 2000 with 64 mm (2.5 in) of precipitation.
Best Places in the United States of America in December
Find out more about the weather in the United States of America and which places have the best travel conditions in this month. See all of the United States of America in December →
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What to Wear in Louisville in December
Cold weather calls for smart layering in December. A thermal base layer makes a huge difference in staying warm. Add a wool sweater or fleece, then a wind-resistant outer jacket. Prepare for significant rainfall with proper waterproof clothing and shoes. Sunglasses could come in handy during the sunnier parts of your trip.What To Do in Louisville in December
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit the United States of America, check out our Louisville's climate page.
Temperature Rainfall Sunshine Humidity
See the full Louisville climate overview or explore weather in the United States of America.
