Louisville, Kentucky, United States climate

Average temperatures, precipitation and all-time records for Louisville, Kentucky, United States, with every day graded against ~45 years of local climate history (1981–2026). Its warmest month is August, averaging a high of 87°F, and its coldest is January, with an average low of 23°F.

Louisville is the most populous city in the U.S. state of Kentucky, sixth-most populous city in the Southeast, and the 27th-most-populous city in the United States. By land area, it is the country's 24th-largest city; however, by population density, it is the 265th most dense city. via Wikipedia

How today compares

Latest recorded day: 2026-07-21. Each reading placed on Louisville, Kentucky, United States's own ±7-day seasonal distribution.

High 91°F High · 80th pct

Low 76°F Near Record · 99th pct

Feels-like 100°F Normal · 53rd pct

Humidity 23.9 g/m³ Near Record · 99th pct

Wind 15 mph Very High · 98th pct

Precip 0.33 in Heavy · 86th pct

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Louisville average temperatures by month

Typical daily high and low, and average precipitation, for each month in Louisville, Kentucky, United States, based on 1981–2026 records. The wettest month is May (0.20 in on an average day).

Month	Avg high	Avg low	Avg precip
January	39°F	23°F	0.10 in
February	44°F	26°F	0.10 in
March	55°F	34°F	0.10 in
April	66°F	44°F	0.10 in
May	74°F	54°F	0.20 in
June	82°F	64°F	0.10 in
July	86°F	68°F	0.20 in
August	87°F	66°F	0.10 in
September	82°F	60°F	0.10 in
October	70°F	47°F	0.10 in
November	55°F	35°F	0.10 in
December	44°F	28°F	0.10 in

Jan 8°–53°

Feb 13°–61°

Mar 23°–69°

Apr 32°–77°

May 42°–82°

Jun 56°–88°

Jul 62°–92°

Aug 59°–95°

Sep 50°–91°

Oct 36°–80°

Nov 23°–68°

Dec 16°–57°

Each bar spans the 10th-percentile daily low to the 90th-percentile daily high (the range most days fall within), coloured cold → hot on a shared -10°F to 115°F scale, so the whole year's rhythm reads at a glance.

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Record extremes

Hottest day on record: 108°F on 1999-07-30
Coldest day on record: -15°F on 1985-01-20

All Louisville weather records →

Percentiles compare each day to Louisville, Kentucky, United States's own history, so grades are relative to this location: a “Near Record” day here isn't the same temperature as elsewhere. How the grades work →