Annual mean 8°C · wettest around May · prevailing wind NE
Warmest
27.6 °C
Coldest
1.2 °C
Wettest
72%
Windiest
3.7 m/s
Prevailing
NE
3.0 m/s average
When this place is good five ratings · thirty-six ten-day sections · click a cell to read it
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Every reading
bars actual · line feels-like, °Cchance of rain, %wind speed, m/ssky covered, %
The average temperature in Louisville over the whole year is 8°C. July is the hottest month, with highs of about 27°C; January is the coldest, with lows of about -6°C. Louisville has no sharply defined rainy season: the chance of rain on a given day runs from 20% in January, the driest month, to 32% in May, the wettest. Winds in Louisville are highest in February, averaging 2.9 m/s (10 km/h), and lightest in September, at 1.9 m/s (7 km/h). The prevailing wind is from the NE. The clearest skies in Louisville come in September, when the sky is typically 23% covered; May is the cloudiest month, at 40%.
Month by month Louisville climate by month: average temperatures year round · click a month to read it
Month
High
Low
Feels like
Chance of rain
Cloud
Wind
Being outside
Sun
Walking
January
2°C
-6°C
-2°C
20%
31%
2.5 m/s
0
0
12
February
3°C
-5°C
-2°C
25%
33%
2.9 m/s
1
0
19
March
7°C
-2°C
4°C
22%
37%
2.8 m/s
7
0
36
April
11°C
1°C
8°C
24%
38%
2.8 m/s
24
0
54
May
16°C
7°C
14°C
32%
40%
2.4 m/s
48
5
66
June
24°C
13°C
22°C
22%
26%
2.3 m/s
64
39
41
July
27°C
15°C
26°C
20%
23%
2.1 m/s
47
68
17
August
26°C
14°C
25°C
20%
23%
2.1 m/s
59
60
25
September
23°C
9°C
21°C
32%
23%
1.9 m/s
67
31
49
October
14°C
3°C
11°C
30%
25%
2.2 m/s
41
2
63
November
8°C
-1°C
5°C
23%
24%
2.4 m/s
13
0
41
December
4°C
-4°C
-0°C
29%
25%
2.7 m/s
1
0
22
High and low are the warmest and coolest of four readings a day — midnight, 6am, noon and 6pm — so a true overnight low can sit a degree or two under them. Chance of rain, cloud and wind are the day’s average; feels-like and the three ratings (each out of 100: Good from 55, Ideal from 80) are read at midday.
Seasons, and the year in short Louisville weather by season
Year round, Louisville has days of about 2°C at their warmest in January, its coolest month, and 27°C in July, its warmest; the coolest hours of the day run from -6°C to 15°C through the year, and the average temperature over the year is 8°C around the clock. Rain is most likely around May and least likely around January. Every figure here is a decade of observations blended into one representative year, so it reads as what this date is usually like, not a forecast for one particular day.
Louisville weather in winterDecember to February
High 3°CLow -5°CRain 25%
Winter in Louisville has typical daily highs of about 3°C and lows of about -5°C, with a 25% chance of rain on a given day.
Louisville weather in springMarch to May
High 11°CLow 2°CRain 26%
Spring in Louisville has typical daily highs of about 11°C and lows of about 2°C, with a 26% chance of rain on a given day.
Louisville weather in summerJune to August
High 25°CLow 14°CRain 21%
Summer in Louisville has typical daily highs of about 25°C and lows of about 14°C, with a 21% chance of rain on a given day.
Louisville weather in autumnSeptember to November
High 15°CLow 4°CRain 28%
Autumn in Louisville has typical daily highs of about 15°C and lows of about 4°C, with a 28% chance of rain on a given day.
When is the rainy season in Louisville?
Louisville has no sharply defined rainy season: the chance of rain on a given day runs from 20% in January, the driest month, to 32% in May, the wettest.
What time of year is Louisville windiest?
Winds in Louisville are highest in February, averaging 2.9 m/s (10 km/h), and lightest in September, at 1.9 m/s (7 km/h). The prevailing wind is from the NE.
What is the average temperature in Louisville year round?
The average temperature in Louisville over the whole year is 8°C. July is the hottest month, with highs of about 27°C; January is the coldest, with lows of about -6°C.