Climate and monthly weather forecast
Louisville, KY

Louisville city at dusk, Kentucky
Louisville city at dusk, Kentucky

Weather in January

January, like December, in Louisville, Kentucky, is a wintry winter month, with an average temperature varying between 38.8°F (3.8°C) and 25.9°F (-3.4°C). With an average high-temperature of 38.8°F (3.8°C) and an average low-temperature of 25.9°F (-3.4°C), January is the coldest month. Weather in January »

Weather in February

The last month of the winter, February, is a frosty month in Louisville, Kentucky, with an average temperature varying between 28.9°F (-1.7°C) and 43.7°F (6.5°C). In Louisville, Kentucky, the average high-temperature in February is relatively the same as in January - a chilly 43.7°F (6.5°C). Weather in February »

Weather in March

The first month of the spring, March, is a cool month in Louisville, Kentucky, with an average temperature fluctuating between 54.1°F (12.3°C) and 37.6°F (3.1°C). In March, the average high-temperature increases from a chilly 43.7°F (6.5°C) in February to a cool 54.1°F (12.3°C). Weather in March »

Weather in April

April is an enjoyable spring month in Louisville, Kentucky, with an average temperature varying between 66.2°F (19°C) and 47.5°F (8.6°C). In April, the average high-temperature rises from a fresh 54.1°F (12.3°C) in March to an enjoyable 66.2°F (19°C). Weather in April »

Weather in May

The last month of the spring, May, is a warm month in Louisville, Kentucky, with an average temperature varying between 75.7°F (24.3°C) and 57.2°F (14°C). In May, the average high-temperature rises from an enjoyable 66.2°F (19°C) in April to a moderately hot 75.7°F (24.3°C). Weather in May »

Weather in June

June, the first month of the summer in Louisville, is also a moderately hot month, with an average temperature varying between 84°F (28.9°C) and 64.2°F (17.9°C). In June, the average high-temperature slightly increases from a moderately hot 75.7°F (24.3°C) in May to a still warm 84°F (28.9°C). Weather in June »

Weather in July

July is a hot summer month in Louisville, Kentucky, with temperature in the range of an average low of 67.5°F (19.7°C) and an average high of 87.1°F (30.6°C). July is the warmest month, with an average high-temperature of 87.1°F (30.6°C) and an average low-temperature of 67.5°F (19.7°C). In July, the average heat index is evaluated at a very hot 100.4°F (38°C). Weather in July »

Weather in August

The last month of the summer, August, is another warm month in Louisville, Kentucky, with temperature in the range of an average high of 85.6°F (29.8°C) and an average low of 65.8°F (18.8°C). In August, the average high-temperature is essentially the same as in July - a moderately hot 85.6°F (29.8°C). Weather in August »

Weather in September

September, the first month of the autumn in Louisville, is also a moderately hot month, with an average temperature fluctuating between 60.1°F (15.6°C) and 79.3°F (26.3°C). In September, the average high-temperature slightly decreases from 85.6°F (29.8°C) in August to a still warm 79.3°F (26.3°C). Weather in September »

Weather in October

October, like September, in Louisville, Kentucky, is another enjoyable autumn month, with temperature in the range of an average low of 48.6°F (9.2°C) and an average high of 66.7°F (19.3°C). In October, the average high-temperature drops from a moderately hot 79.3°F (26.3°C) in September to an enjoyable 66.7°F (19.3°C). Weather in October »

Weather in November

November, the last month of the autumn in Louisville, is also a fresh month, with an average temperature fluctuating between 37.6°F (3.1°C) and 53.2°F (11.8°C). In November, the average high-temperature decreases from an enjoyable 66.7°F (19.3°C) in October to a fresh 53.2°F (11.8°C). Weather in November »

Weather in December

December, the first month of the winter in Louisville, is also a frosty month, with an average temperature varying between 44.1°F (6.7°C) and 31.8°F (-0.1°C). In December, the average high-temperature decreases from a cool 53.2°F (11.8°C) in November to a chilly 44.1°F (6.7°C). Weather in December »
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FAQ

What is the coldest month in Louisville?

January is the coldest month in Louisville, with an average high-temperature of 38.8°F (3.8°C) and an average low-temperature of 25.9°F (-3.4°C).

What is the driest month in Louisville?

The months with the least rainfall in Louisville, Kentucky, are January and September Rain falls for 9 days and accumulates 1.06" (27mm) of rain.

How many days does it rain in Louisville?

Throughout the year, there are 145.2 rainfall days, and 17.64" (448mm) of precipitation is accumulated.

When does it snow in Louisville?

Months with snowfall are January through April, November and December.

How much does it snow in Louisville?

Throughout the year, in Louisville, Kentucky, there are 25 snowfall days, and 3.7" (94mm) of snow is accumulated.

What is the month with the least sunshine in Louisville?

January and December, with an average of 4.4h of sunshine, are months with the least sunshine.

When is the lowest UV index in Louisville?

January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index.

What is the most humid month in Louisville?

The months with the highest humidity are February and December, with an average relative humidity of 80%.

What is the snowiest month in Louisville?

The month with the most snowfall in Louisville, Kentucky, is February, when snow falls for 6.9 days and typically aggregates up to 1.06" (27mm) of snow.

When is Daylight Saving Time (DST) in Louisville?

On Sunday, March 13. 2022, at 2:00 am, Daylight Saving Time starts, and the time zone changes from EST to EDT. Daylight Saving Time ends Sunday, November 6. 2022, at 2:00 am, and the time zone reverts from EDT to EST.

What is the rainiest month in Louisville?

The months with the most rainfall in Louisville, Kentucky, are May and July, with an average 1.89" (48mm) of precipitation.

When it does not snow in Louisville?

In Louisville, Kentucky, snow does not fall in May through October.

When is the highest UV index in Louisville?

The months with the highest UV index in Louisville, Kentucky, are May through August, with an average maximum UV index of 6.

When are the longest days in Louisville?

June has the longest days of the year in Louisville, with an average of 14h and 47min of daylight.

What is the month with the most sunshine in Louisville?

The months with the most sunshine in Louisville are June and July, with an average of 10.4h of sunshine.

What is the warmest month in Louisville?

July is the warmest month in Louisville, with an average high-temperature of 87.1°F (30.6°C) and an average low-temperature of 67.5°F (19.7°C).

What is the least humid month in Louisville?

August and October, with an average relative humidity of 73%, are the least humid months.

What is the month with the shortest days in Louisville?

December has the shortest days of the year, with an average of 9h and 34min of daylight.

Average temperature
Louisville, KY

Average temperature - Louisville, KY

The warmest month (with the highest average high temperature) is July (87.1°F).
The month with the lowest average high temperature is January (38.8°F).

The month with the highest average low temperature is July (67.5°F).
The coldest month (with the lowest average low temperature) is January (25.9°F).

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Average pressure
Louisville, KY

Average pressure - Louisville, KY

The month with the highest atmospheric pressure is January (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).

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Average wind speed
Louisville, KY

Average wind speed - Louisville, KY

The windiest month (with the highest average wind speed) is January (7.8mph).
The calmest months (with the lowest average wind speed) are July and August (4.9mph).

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Average humidity
Louisville, KY

Average humidity - Louisville, KY

The months with the highest relative humidity are February and December (80%).
The months with the lowest relative humidity are August and October (73%).

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Average rainfall
Louisville, KY

Average rainfall - Louisville, KY

The wettest months (with the highest rainfall) are May and July (1.89").
The driest months (with the least rainfall) are January and September (1.06").

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Average rainfall days
Louisville, KY

Average rainfall days - Louisville, KY

The month with the highest number of rainy days is May (16 days).
The month with the least rainy days is February (8.9 days).

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Average snowfall
Louisville, KY

Average snowfall - Louisville, KY

The month with the highest snowfall is February (1.06").
The months with the least snowfall are May, June, July, August, September and October (0").

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Average snowfall days
Louisville, KY

Average snowfall days - Louisville, KY

The month with the highest number of snowfall days is January (7.3 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

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Average daylight / Average sunshine
Louisville, KY

Average daylight / Average sunshine - Louisville, KY

The month with the longest days is June (Average daylight: 14h and 47min).
The month with the shortest days is December (Average daylight: 9h and 34min).

The months with the most sunshine are June and July (Average sunshine: 10h and 24min).
The months with the least sunshine are January and December (Average sunshine: 4h and 24min).

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Average sunshine days
Louisville, KY

Average sunshine days - Louisville, KY

The month with the most sunshine days is November (19.3 days).
The month with the least sunshine days is May (11.7 days).

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Average UV index
Louisville, KY

Average UV index - Louisville, KY

The months with the highest UV index are May, June, July and August (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).

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Average visibility
Louisville, KY

Average visibility - Louisville, KY

The months with the highest visibility are March, April, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February and May (5mi).

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