Kentucky climate by month
January highs across Kentucky range from 42°F in Lexington to 46°F in Bowling Green; July highs from 87°F in Lexington to 90°F in Bowling Green. The most common best months across these cities are April, May, October.
Kentucky weather month by month
Average of the 3 Kentucky cities on this site, computed from NOAA's unrounded values (so it can differ by a degree from averaging the rounded city figures); individual cities differ, sometimes a lot.
| Month | High | Low | Wet days | Snow |
|---|---|---|---|---|
| January | 44°F | 27°F | 12 | 4.1 in |
| February | 49°F | 30°F | 11 | 3.8 in |
| March | 58°F | 38°F | 12 | 2.1 in |
| April | 69°F | 47°F | 12 | 0.1 in |
| May | 77°F | 57°F | 12 | 0.0 in |
| June | 85°F | 65°F | 11 | 0.0 in |
| July | 89°F | 69°F | 11 | 0.0 in |
| August | 88°F | 67°F | 9 | 0.0 in |
| September | 82°F | 60°F | 8 | 0.0 in |
| October | 70°F | 48°F | 9 | 0.03 in |
| November | 58°F | 38°F | 10 | 0.3 in |
| December | 48°F | 31°F | 12 | 1.6 in |
Regional differences
- Warmest winterBowling Green: January high 46°F
- Coolest summerLexington: July high 87°F
- Most wet daysLexington: 134 a year
- Fewest wet daysLouisville: 124 a year
- Most snowLexington: 14.5 in a year
Warmest and coolest Kentucky city each month
| Month | Warmest | Coolest | Best month for |
|---|---|---|---|
| January | Bowling Green 46°F | Lexington 42°F | – |
| February | Bowling Green 51°F | Lexington 47°F | – |
| March | Bowling Green 60°F | Lexington 56°F | – |
| April | Bowling Green 71°F | Lexington 67°F | 3 cities |
| May | Bowling Green 79°F | Lexington 76°F | 2 cities |
| June | Bowling Green 87°F | Lexington 84°F | – |
| July | Bowling Green 90°F | Lexington 87°F | – |
| August | Bowling Green 89°F | Lexington 86°F | – |
| September | Bowling Green 83°F | Lexington 80°F | – |
| October | Bowling Green 72°F | Lexington 69°F | 2 cities |
| November | Bowling Green 59°F | Lexington 56°F | – |
| December | Bowling Green 49°F | Lexington 46°F | – |
By normal daily high. "Best month for": how many of the 3 cities have it among their best months by our comfort score.
Frost and humidity across Kentucky
- Earliest typical last frostLouisville: Mar 31
- Latest typical last frostLexington: Apr 13
- Most muggy daysBowling Green: 81 a year
- Fewest muggy daysLexington: 59 a year
All Kentucky cities
| City | Jan high | Jul high | Wet days/yr | Snow/yr | Best months |
|---|---|---|---|---|---|
| Bowling Green | 46°F | 90°F | 126 | 8.5 in | Apr |
| Lexington | 42°F | 87°F | 134 | 14.5 in | Apr, May, Oct |
| Louisville | 44°F | 89°F | 124 | 13.4 in | Apr, May, Oct |