Louisville · January
Run in the midday.
Cold: average high 42°F, low 27°F. Layering becomes the workout. Cold mornings warm into runnable midday hours — the windows around noon catch the warmest temperatures.
Avg high / low
42° / 27°F
Humidity
69%
Rain days
14/mo
Wind
11 mph
What January feels like in Louisville
Sunrise
08:56
Mid-month average
Sunset
18:47
Mid-month average
Time-of-day breakdown
Morning
Steady cool air, low wind, and good light. The standard runner window in most months.
Midday
Often the warmest few hours of a cold day. If you can only run once, midday gives you the most temperate window.
Evening
Cold drops back in fast after sunset. Tight window — done before headlamp territory.
What to wear running in Louisville in January
The kit for January in Louisville: cold-weather layers, gloves, and ear coverage on most mornings, a water-resistant cap or jacket on standby.
January vs the surrounding months
vs December
-6° avg high
+1 rain days
Louisville in December →
January
42°F avg high
14 rain days
Best: midday
vs February
-5° avg high
+1 rain days
Louisville in February →
Frequently Asked Questions
What is the best time of day to run in Louisville in January?+
Midday. Cold mornings warm into runnable midday hours — the windows around noon catch the warmest temperatures.
What's the average temperature in Louisville in January?+
Average high 42°F, average low 27°F.
How does January compare to surrounding months in Louisville?+
Compared to December (avg high 49°F), January is cooler. Compared to February (avg high 47°F), January is cooler.
Does it rain often in Louisville in January?+
Expect about 14 measurable rain days in January, on average.