Weatheo

Louisville Weather by Month

Average temperatures, rainfall and humidity for Louisville, United States, month by month, built from OpenWeather’s historical records. Use it to see what a typical Louisville month looks like before you travel — then check the live Louisville forecast for the days ahead.

Warmest month

July

31°C average high

Coolest month

January

-2°C average low

Wettest month

April

103 mm of rain

Driest month

January

50 mm of rain

Average temperature and rainfall in Louisville by month

Averages of the daily highs and lows recorded in each month, with total rainfall, mean humidity and mean wind speed.

MonthAvg highAvg lowRecord low / highRainfallHumidityWind
January6°C-2°C-20°C / 21°C
50 mm
72%13 km/h
February9°C-1°C-24°C / 26°C
58 mm
69%13 km/h
March15°C4°C-17°C / 31°C
73 mm
63%14 km/h
April21°C9°C-4°C / 30°C
103 mm
62%14 km/h
May25°C15°C0°C / 32°C
68 mm
68%12 km/h
June29°C19°C8°C / 36°C
71 mm
69%11 km/h
July31°C21°C12°C / 37°C
58 mm
73%10 km/h
August30°C20°C11°C / 37°C
52 mm
74%9 km/h
September28°C17°C6°C / 38°C
53 mm
72%10 km/h
October21°C10°C-3°C / 35°C
76 mm
72%11 km/h
November14°C4°C-12°C / 28°C
55 mm
69%12 km/h
December10°C1°C-21°C / 23°C
70 mm
74%12 km/h

Best time to visit Louisville

The most comfortable time to visit Louisville is generally May and September to October, balancing mild daytime temperatures against the driest stretch of the year. The city has strongly marked seasons and rain concentrates around April, totalling about 788 mm a year.

Travellers who prefer heat should aim for July, when highs average 31°C. April is the month to avoid if rain would spoil your plans — it averages 103 mm, roughly 2× the rainfall of the driest month (January).

Source: OpenWeather historical and statistical weather data. Values are long-term averages, not a forecast — see the Louisville forecast for what is happening now.

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