Louisville is the main city of Kentucky and is located in the north of the state, at the 38th parallel, on the banks of the Ohio River, beyond which lies the city of Clarksville, Indiana.
We are in the northern part of the so-called Upper-South, the center-south of the United States, where the cold air masses of the north and the warm ones of the south collide.
of the coldest month (January) is of 2.1 °C (35.7 °F), that of the warmest month (July) is of 26.6 °C (79.9 °F).
amounts to 1,230 millimeters (48.3 inches) per year.
, from late November to early March, is cold, but the average temperature remains above freezing even in January. In addition, there are mild periods, in which the temperature reaches or exceeds 15 °C (59 °F), alternating with colder periods.
There are also intense cold spells, in which the temperature drops to -15 °C (5 °F) or below.
On average, 34 cm (13.5 in) of snow fall per year (not much further north, 56 cm or 22 inches of snow fall in Cincinnati, and 66 cm or 26 inches fall in Indianapolis).
, from June to August, is hot and quite sunny, although thunderstorms can break out in the afternoon.
There are hot and muggy periods, sometimes of long duration, which can also occur in early September.
Generally, the temperature reaches 36/37 °C (97/99 °F) on the hottest days of the year, although the record in recent times is 41 °C (106 °F), recorded at the end of July 1999. In July 2012, the average maximum temperature was of 36 °C (97 °F).
, from mid-March to May and from September to mid-November, are unsettled seasons, with fairly frequent rains and sudden changes in temperature. Spring is rainier and more unstable than autumn. However, there are also stable and pleasant periods.
can form, which are more likely in spring, but sometimes can also occur in autumn.
To visit Louisville you can choose spring and autumn, and in particular the periods from mid-April to mid-May and from mid-September to mid-October. Autumn is probably the best season, being drier and with less temperature changes. But in spring the days are longer.
. Here are the average temperatures.
January, the coldest month of the year, is generally a cold month. The average temperature is of
2.1 °C, with a minimum of
-2.3 °C and a maximum of
6.4 °C.
On the coldest nights of the month, the temperature usually drops to around
-14 °C. However, it dropped to
-30 °C in January 1994.
On the warmest days of the month, the temperature usually reaches around
18.5 °C. However, it reached
22 °C in January 2006.
Precipitation amounts to
85 mm, distributed over 11 days.
The day lasts on average 9 hours and 55 minutes.
There are on average 4.5 hours of sunshine per day. So, the sun shines 46% of the time.
The average humidity is 69%.
The average wind speed is of
14.2 kph.
February is generally a quite cold month. The average temperature is of
4.2 °C, with a minimum of
-0.7 °C and a maximum of
9.1 °C.
On the coldest nights of the month, the temperature usually drops to around
-11 °C. However, it dropped to
-21.1 °C in February 2015.
On the warmest days of the month, the temperature usually reaches around
21.5 °C. However, it reached
27.8 °C in February 2018.
Precipitation amounts to
85 mm, distributed over 10 days.
The day lasts on average 10 hours and 50 minutes.
There are on average 5.5 hours of sunshine per day. So, the sun shines 49% of the time.
The average humidity is 65%.
The average wind speed is of
14.1 kph.
March is generally a mild month. The average temperature is of
9.1 °C, with a minimum of
3.7 °C and a maximum of
14.5 °C.
On the coldest nights of the month, the temperature usually drops to around
-6.5 °C. However, it dropped to
-13.3 °C in March 2015.
On the warmest days of the month, the temperature usually reaches around
26 °C. However, it reached
28.3 °C in March 2004.
Precipitation amounts to
115 mm, distributed over 12 days.
The day lasts on average 12 hours and 0 minutes.
There are on average 6 hours of sunshine per day. So, the sun shines 51% of the time.
The average humidity is 61%.
The average wind speed is of
14.3 kph.
April is generally a very mild month. The average temperature is of
15 °C, with a minimum of
9.2 °C and a maximum of
20.9 °C.
On the coldest nights of the month, the temperature usually drops to around
0 °C. However, it dropped to
-4 °C in April 1997.
On the warmest days of the month, the temperature usually reaches around
29 °C. However, it reached
32.2 °C in April 2011.
Precipitation amounts to
120 mm, distributed over 12 days.
The day lasts on average 13 hours and 20 minutes.
There are on average 7.5 hours of sunshine per day. So, the sun shines 55% of the time.
The average humidity is 58%.
The average wind speed is of
14.4 kph.
May is generally a warm month. The average temperature is of
20.1 °C, with a minimum of
14.8 °C and a maximum of
25.4 °C.
On the coldest nights of the month, the temperature usually drops to around
6 °C. However, it dropped to
1.1 °C in May 2020.
On the warmest days of the month, the temperature usually reaches around
32 °C. However, it reached
34.4 °C in May 2011.
Precipitation amounts to
130 mm, distributed over 13 days.
The day lasts on average 14 hours and 20 minutes. So the days are long.
There are on average 8.5 hours of sunshine per day. So, the sun shines 59% of the time.
The average humidity is 65%.
The average wind speed is of
12.3 kph.
June is generally a warm to hot month. The average temperature is of
24.7 °C, with a minimum of
19.6 °C and a maximum of
29.8 °C.
On the coldest nights of the month, the temperature usually drops to around
12.5 °C. However, it dropped to
8.3 °C in June 1993.
On the warmest days of the month, the temperature usually reaches around
34.5 °C. However, it reached
40.6 °C in June 2012.
Precipitation amounts to
110 mm, distributed over 10 days.
The day lasts on average 14 hours and 50 minutes. So the days are long. June 21, the summer solstice, is the longest day of the year in the Northern Hemisphere.
There are on average 9.5 hours of sunshine per day. So, the sun shines 65% of the time.
The average humidity is 66%.
The average wind speed is of
11.5 kph.
July, the hottest month of the year, is generally a warm to hot month. The average temperature is of
26.6 °C, with a minimum of
21.6 °C and a maximum of
31.7 °C.
On the coldest nights of the month, the temperature usually drops to around
16 °C. However, it dropped to
11.7 °C in July 2003.
On the warmest days of the month, the temperature usually reaches around
36 °C. However, it reached
41 °C in July 1999.
Precipitation amounts to
105 mm, distributed over 10 days.
The day lasts on average 14 hours and 30 minutes. So the days are long.
There are on average 9.5 hours of sunshine per day. So, the sun shines 65% of the time.
The average humidity is 66%.
The average wind speed is of
10.5 kph.
August is generally a warm to hot month. The average temperature is of
26.1 °C, with a minimum of
20.8 °C and a maximum of
31.3 °C.
On the coldest nights of the month, the temperature usually drops to around
15.5 °C. However, it dropped to
11.6 °C in August 1992.
On the warmest days of the month, the temperature usually reaches around
35.5 °C. However, it reached
40.6 °C in August 2007.
Precipitation amounts to
95 mm, distributed over 8 days.
The day lasts on average 13 hours and 35 minutes.
There are on average 9 hours of sunshine per day. So, the sun shines 65% of the time.
The average humidity is 66%.
The average wind speed is of
9.9 kph.
September is generally a warm month. The average temperature is of
22.2 °C, with a minimum of
16.6 °C and a maximum of
27.9 °C.
On the coldest nights of the month, the temperature usually drops to around
9 °C. However, it dropped to
2.7 °C in September 1993.
On the warmest days of the month, the temperature usually reaches around
34.5 °C. However, it reached
39 °C in September 2011.
Precipitation amounts to
95 mm, distributed over 8 days.
The day lasts on average 12 hours and 25 minutes.
There are on average 8 hours of sunshine per day. So, the sun shines 63% of the time.
The average humidity is 65%.
The average wind speed is of
9.9 kph.
October is generally a very mild month. The average temperature is of
15.7 °C, with a minimum of
10.1 °C and a maximum of
21.4 °C.
On the coldest nights of the month, the temperature usually drops to around
1.5 °C. However, it dropped to
-1.1 °C in October 1997.
On the warmest days of the month, the temperature usually reaches around
30 °C. However, it reached
36.7 °C in October 2019.
Precipitation amounts to
95 mm, distributed over 8 days.
The day lasts on average 11 hours and 5 minutes.
There are on average 6.5 hours of sunshine per day. So, the sun shines 61% of the time.
The average humidity is 65%.
The average wind speed is of
11.2 kph.
November is generally a mild month. The average temperature is of
9.2 °C, with a minimum of
4.1 °C and a maximum of
14.2 °C.
On the coldest nights of the month, the temperature usually drops to around
-4.5 °C. However, it dropped to
-8.9 °C in November 2014.
On the warmest days of the month, the temperature usually reaches around
24 °C. However, it reached
29.4 °C in November 2016.
Precipitation amounts to
85 mm, distributed over 10 days.
The day lasts on average 10 hours and 5 minutes.
There are on average 4.5 hours of sunshine per day. So, the sun shines 45% of the time.
The average humidity is 66%.
The average wind speed is of
12.5 kph.
December is generally a quite cold month. The average temperature is of
4.2 °C, with a minimum of
0.1 °C and a maximum of
8.4 °C.
On the coldest nights of the month, the temperature usually drops to around
-10 °C. However, it dropped to
-17 °C in December 2004.
On the warmest days of the month, the temperature usually reaches around
20 °C. However, it reached
24.4 °C in December 2016.
Precipitation amounts to
105 mm, distributed over 12 days.
The day lasts on average 9 hours and 35 minutes. December 21, the winter solstice, is the shortest day of the year in the Northern Hemisphere.
There are on average 4 hours of sunshine per day. So, the sun shines 40% of the time.
The average humidity is 71%. Hence, the air is normally humid.
The average wind speed is of
13.1 kph.