Kentucky weather by month

Check out Kentucky weather averages by month. Compare detailed monthly climate statistics including temperature, rainfall and sunshine figures.

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Maximum daytime temperature °C
5°C maximum daytime temperature in January in Louisville5
7°C maximum daytime temperature in February in Louisville7
14°C maximum daytime temperature in March in Louisville14
20°C maximum daytime temperature in April in Louisville20
25°C maximum daytime temperature in May in Louisville25
29°C maximum daytime temperature in June in Louisville29
31°C maximum daytime temperature in July in Louisville31
30°C maximum daytime temperature in August in Louisville30
27°C maximum daytime temperature in September in Louisville27
21°C maximum daytime temperature in October in Louisville21
14°C maximum daytime temperature in November in Louisville14
7°C maximum daytime temperature in December in Louisville7
Hours of sunshine (daily)
Days with some rainfall
10 days with some rainfall in January in Louisville10
11 days with some rainfall in February in Louisville11
13 days with some rainfall in March in Louisville13
11 days with some rainfall in April in Louisville11
12 days with some rainfall in May in Louisville12
10 days with some rainfall in June in Louisville10
11 days with some rainfall in July in Louisville11
9 days with some rainfall in August in Louisville9
8 days with some rainfall in September in Louisville8
8 days with some rainfall in October in Louisville8
11 days with some rainfall in November in Louisville11
12 days with some rainfall in December in Louisville12

More weather >>

More about Kentucky

Kentucky by month

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

Recommended for Kentucky

Hays Travel: No low deposits on 2026/2027 holidays

  • Pay no deposits on 2026/2027 holidays in Hays Travel sale
  • Book holidays to popular destinations across Europe & beyond
  • Travel before 31st October 2027 (inclusive)
Go to Hays Travel deal >>

Expires at 23:59 on Monday 12th Jan 2026 · View all Hays Travel offers

The climate guide for Kentucky (Louisville) shows long term monthly weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.

Top Kentucky destinations

More Kentucky destinations

All Kentucky destinations

Metric (°C / mm)  |  Imperial (°F / inches)

Back to top

Kentucky weather averages

Temperature in Kentucky (°C)

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Max temperature (daytime)
5°C maximum daytime temperature in January in Kentucky (Louisville)5
7°C maximum daytime temperature in February in Kentucky (Louisville)7
14°C maximum daytime temperature in March in Kentucky (Louisville)14
20°C maximum daytime temperature in April in Kentucky (Louisville)20
25°C maximum daytime temperature in May in Kentucky (Louisville)25
29°C maximum daytime temperature in June in Kentucky (Louisville)29
31°C maximum daytime temperature in July in Kentucky (Louisville)31
30°C maximum daytime temperature in August in Kentucky (Louisville)30
27°C maximum daytime temperature in September in Kentucky (Louisville)27
21°C maximum daytime temperature in October in Kentucky (Louisville)21
14°C maximum daytime temperature in November in Kentucky (Louisville)14
7°C maximum daytime temperature in December in Kentucky (Louisville)7
Min temperature (night-time)
-5°C minimum night-time temperature in January in Kentucky (Louisville)-5
-4°C minimum night-time temperature in February in Kentucky (Louisville)-4
2°C minimum night-time temperature in March in Kentucky (Louisville)2
7°C minimum night-time temperature in April in Kentucky (Louisville)7
12°C minimum night-time temperature in May in Kentucky (Louisville)12
17°C minimum night-time temperature in June in Kentucky (Louisville)17
19°C minimum night-time temperature in July in Kentucky (Louisville)19
18°C minimum night-time temperature in August in Kentucky (Louisville)18
14°C minimum night-time temperature in September in Kentucky (Louisville)14
7°C minimum night-time temperature in October in Kentucky (Louisville)7
3°C minimum night-time temperature in November in Kentucky (Louisville)3
-2°C minimum night-time temperature in December in Kentucky (Louisville)-2
Heat & Humidity
No heat & humidity in January in Kentucky (Louisville)0
No heat & humidity in February in Kentucky (Louisville)0
No heat & humidity in March in Kentucky (Louisville)0
No heat & humidity in April in Kentucky (Louisville)0
No heat & humidity in May in Kentucky (Louisville)0
Moderate heat & humidity in June in Kentucky (Louisville)M
High heat & humidity in July in Kentucky (Louisville)H
High heat & humidity in August in Kentucky (Louisville)H
Low heat & humidity in September in Kentucky (Louisville)L
No heat & humidity in October in Kentucky (Louisville)0
No heat & humidity in November in Kentucky (Louisville)0
No heat & humidity in December in Kentucky (Louisville)0

Note: 0 = None, L = Low, M = Moderate, H = High, VH = Very high, E = Extreme

Sunshine & UV index in Kentucky

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Daily hours of sunshine
Daily hours of daylight
10 hours of daylight per day in January in Kentucky (Louisville)10
11 hours of daylight per day in February in Kentucky (Louisville)11
12 hours of daylight per day in March in Kentucky (Louisville)12
13 hours of daylight per day in April in Kentucky (Louisville)13
14 hours of daylight per day in May in Kentucky (Louisville)14
15 hours of daylight per day in June in Kentucky (Louisville)15
15 hours of daylight per day in July in Kentucky (Louisville)15
14 hours of daylight per day in August in Kentucky (Louisville)14
12 hours of daylight per day in September in Kentucky (Louisville)12
11 hours of daylight per day in October in Kentucky (Louisville)11
10 hours of daylight per day in November in Kentucky (Louisville)10
10 hours of daylight per day in December in Kentucky (Louisville)10
UV Index (Maximum)
UV (maximum) index 2 (Low) in January in Kentucky (Louisville)2
UV (maximum) index 3 (Moderate) in February in Kentucky (Louisville)3
UV (maximum) index 5 (Moderate) in March in Kentucky (Louisville)5
UV (maximum) index 7 (High) in April in Kentucky (Louisville)7
UV (maximum) index 8 (Very High) in May in Kentucky (Louisville)8
UV (maximum) index 9 (Very High) in June in Kentucky (Louisville)9
UV (maximum) index 9 (Very High) in July in Kentucky (Louisville)9
UV (maximum) index 9 (Very High) in August in Kentucky (Louisville)9
UV (maximum) index 7 (High) in September in Kentucky (Louisville)7
UV (maximum) index 5 (Moderate) in October in Kentucky (Louisville)5
UV (maximum) index 3 (Moderate) in November in Kentucky (Louisville)3
UV (maximum) index 2 (Low) in December in Kentucky (Louisville)2

Rainfall in Kentucky

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Number of days with some rain
10 days with some rainfall in January in Kentucky (Louisville)10
11 days with some rainfall in February in Kentucky (Louisville)11
13 days with some rainfall in March in Kentucky (Louisville)13
11 days with some rainfall in April in Kentucky (Louisville)11
12 days with some rainfall in May in Kentucky (Louisville)12
10 days with some rainfall in June in Kentucky (Louisville)10
11 days with some rainfall in July in Kentucky (Louisville)11
9 days with some rainfall in August in Kentucky (Louisville)9
8 days with some rainfall in September in Kentucky (Louisville)8
8 days with some rainfall in October in Kentucky (Louisville)8
11 days with some rainfall in November in Kentucky (Louisville)11
12 days with some rainfall in December in Kentucky (Louisville)12
Average monthly rainfall (mm)
78 mm monthly rainfall in January in Kentucky (Louisville)78
83 mm monthly rainfall in February in Kentucky (Louisville)83
117 mm monthly rainfall in March in Kentucky (Louisville)117
107 mm monthly rainfall in April in Kentucky (Louisville)107
118 mm monthly rainfall in May in Kentucky (Louisville)118
92 mm monthly rainfall in June in Kentucky (Louisville)92
116 mm monthly rainfall in July in Kentucky (Louisville)116
90 mm monthly rainfall in August in Kentucky (Louisville)90
80 mm monthly rainfall in September in Kentucky (Louisville)80
69 mm monthly rainfall in October in Kentucky (Louisville)69
94 mm monthly rainfall in November in Kentucky (Louisville)94
93 mm monthly rainfall in December in Kentucky (Louisville)93

Tropical storm risk: Kentucky hurricane season

% of month affected by tropical storms
0
0
0
0
0
0
0
0
0
0
0
0
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Compare Kentucky weather with the UK

The weather chart below compares the average monthly maximum daytime temperature for Kentucky, USA (Louisville) and the UK (London).

Maximum daytime temperature (°C)

Kentucky, USA (Louisville)
UK (London)
5
7
7
7
14
10
20
13
25
17
29
20
31
22
30
22
27
19
21
15
14
10
7
8
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Metric (°C / mm)  |  Imperial (°F / inches)

Compare more weather >>

Back to top

More about the USA

Related posts

Popular travel offers

Explore holiday destinations

More holidays

Save with latest deals & discounts

More deals

Airport parking

More parking

Airport lounges

More lounges

Top ^