Louisville
Kentucky, USA
Long-term weather forecast
Long-term weather forecast

March weather forecast and climate
Louisville, KY

A distant view of the Louisville city, Kentucky, from across the bridge, at dusk, reflected in the water below
A distant view of the Louisville city, Kentucky, from across the bridge, at dusk, reflected in the water below
March, the first month of the spring, in Louisville, is a mild month, with temperature in the range of an average low of 37.8°F (3.2°C) and an average high of 57.9°F (14.4°C).

Temperature

In Louisville, the average high-temperature increases, from a frosty 47.8°F (8.8°C) in February, to a moderate 57.9°F (14.4°C). In March, the average low-temperature is 37.8°F (3.2°C).

Humidity

In March, the average relative humidity in Louisville is 64%.

Rainfall

In March, the rain falls for 11.9 days. Throughout March, 4.2" (105.9mm) of precipitation is accumulated. In Louisville, during the entire year, the rain falls for 122.8 days and collects up to 44.9" (1140.9mm) of precipitation.

Snowfall

January through April, October through December are months with snowfall. In Louisville, during 1.2 snowfall days, 1.4" (35.6mm) of snow is typically accumulated. In Louisville, during the entire year, snow falls for 11.8 days, and aggregates up to 12.5" (317.4mm) of snow.

Daylight

The average length of the day in March is 12h.

Sunshine

In March, the average sunshine in Louisville is 6.1h.

UV index

In Louisville, the average daily maximum UV index in March is 5. A UV Index value of 3 to 5 symbolizes a moderate health risk from unsafe exposure to the UV radiation for average individuals.
Note: The daily maximum UV index of 5 interpret into the following advice:
Take precautions - Protection against sun damage is advised. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. A wide-brim hat offers excellent sun protection for eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Tightly woven, loose-fitting clothes provide additional protection from the Sun. Caution! The reflection of snow can nearly double the intensity of the Sun's UV radiation.

What is the temperature in March in Louisville?

The average high-temperature, in March, in Louisville, is 57.9°F (14.4°C), while the average low-temperature is 37.8°F (3.2°C).

What is the average humidity in March in Louisville?

The average relative humidity in March is 64%.

How many days does it rain in March in Louisville?

In Louisville, Kentucky, in March, it is raining for 11.9 days, with typically 4.2" (105.9mm) of accumulated precipitation.

How many days does it snow in March in Louisville?

In Louisville, Kentucky, in March, during 1.2 snowfall days, 1.4" (35.6mm) of snow is typically accumulated.

How many hours of daylight does Louisville have in March?

In Louisville, Kentucky, the average length of the day in March is 12h.

How long on average sun shines in March in Louisville?

The average sunshine in March in Louisville, Kentucky, is 6.1h.

How high is the UV index in March in Louisville?

In March, the average daily maximum UV index in Louisville is 5. A UV Index reading of 3 to 5 represents a medium hazard to health from the exposure to the Sun's UV rays.
Average temperature in March - Louisville, KY
  • Average high temperature in March: 57.9°F

The warmest month (with the highest average high temperature) is July (88.7°F).
The month with the lowest average high temperature is January (43°F).

  • Average low temperature in March: 37.8°F

The month with the highest average low temperature is July (69.9°F).
The coldest month (with the lowest average low temperature) is January (26.8°F).

Average humidity in March - Louisville, KY
  • Average humidity in March: 64%

The month with the highest relative humidity is September (72.9%).
The month with the lowest relative humidity is April (61.5%).

Average rainfall in March - Louisville, KY
  • Average rainfall in March: 4.2"

The wettest month (with the highest rainfall) is May (5.3").
The driest month (with the lowest rainfall) is September (3.1").

Average rainfall days in March - Louisville, KY
  • Average rainfall days in March: 11.9 days

The month with the highest number of rainy days is May (12.6 days).
The month with the lowest number of rainy days is October (7.7 days).

Average snowfall in March - Louisville, KY
  • Average snowfall in March: 1.4"

The month with the highest snowfall is February (4.5").
Months with the lowest snowfall are May, June, July, August and September (0").

Average snowfall days in March - Louisville, KY
  • Average snowfall days in March: 1.2 days

Months with the highest number of snowfall days are January and February (3.6 days).
Months with the lowest number of snowfall days are May, June, July, August and September (0 days).

Average daylight in March / Average sunshine in March - Louisville, KY
  • Average daylight in March: 12h

The month with the longest days is June (Average daylight: 14.8h).
The month with shortest days is December (Average daylight: 9.5h).

  • Average sunshine in March: 6.1h

The month with most sunshine is June (Average sunshine: 9.6h).
The month with least sunshine is December (Average sunshine: 3.8h).

Average UV index in March - Louisville, KY
  • Average UV index in March: 5

Months with the highest UV index are June, July and August (UV index 9).
Months with the lowest UV index are January and December (UV index 2).