Kentucky Power Outage Season
When outages happen most in Kentucky, and what to expect.
July is historically Kentucky's busiest month for recorded power outages, part of a summer season (June–August) that accounts for about 33% of all recorded outages statewide, averaging 3.0 hours per event. 25 of Kentucky's 120 tracked counties currently carry a Reliability Grade of F.
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Kentucky outages by month
Total recorded events and average duration per event, summed across every tracked county in Kentucky.
Peak season insight
Kentucky's outage season runs June–August, accounting for 33% of all recorded outages. July has the highest frequency.
Month-by-month data table
| Month | Events | Avg duration |
|---|---|---|
| January | 4,688 | 3.1 hrs |
| February | 4,891 | 4.2 hrs |
| March | 5,659 | 5.1 hrs |
| April | 5,650 | 3.2 hrs |
| May | 7,055 | 3.4 hrs |
| June | 8,183 | 2.7 hrs |
| July | 8,890 | 2.8 hrs |
| August | 6,136 | 2.2 hrs |
| September | 5,167 | 2.9 hrs |
| October | 4,670 | 1.9 hrs |
| November | 5,049 | 2.0 hrs |
| December | 4,991 | 2.7 hrs |
This month in Kentucky
October has historically recorded 4,670 outage events across Kentucky, below the state's typical monthly average. Outages that start in October have averaged 1.9 hours.
Main causes by season
Named storms behind Kentucky's worst recorded outages, from the NOAA Storm Events Database.
Winter (December–February)
- Winter Storm
- Ice Storm
- Tornado
- Cold/Wind Chill
- Heavy Snow
Spring (March–May)
- Dense Fog
- Thunderstorm Wind
- Hail
- High Wind
- Tornado
Summer (June–August)
- Thunderstorm Wind
- Hail
- Heat
- Tornado
- Excessive Heat
Fall (September–November)
- Thunderstorm Wind
- Hurricane Helene
- Ice Storm
- Dense Fog
- Lightning
Kentucky's worst outage events on record
The five largest outages in Kentucky by duration and customers affected.
| Date | Duration | Customers affected | Cause |
|---|---|---|---|
| Mar 3, 2023 | 148 hrs | 82,578 (20%) | High Wind |
| Mar 3, 2023 | 144 hrs | 52,488 (31%) | High Wind |
| Nov 15, 2018 | 86 hrs | 79,447 (19%) | Ice Storm |
| May 26, 2024 | 102 hrs | 54,284 (13%) | Thunderstorm Wind |
| Sep 27, 2024 | 108 hrs | 40,101 (24%) | Hurricane Helene |
Highest-risk counties in Kentucky
Lowest reliability percentile among Kentucky's tracked counties.
| County | Grade | National percentile |
|---|---|---|
| Leslie County | F | 0th |
| Lawrence County | F | 1st |
| Knott County | F | 2nd |
| Martin County | F | 2nd |
| Carter County | F | 3rd |
Live weather alerts for Kentucky
There are no active National Weather Service alerts for Kentucky right now.
These live alerts come from the National Weather Service. They are public-safety information, not an outage prediction.
Kentucky power outage FAQ
When do power outages happen most in Kentucky?
July is historically the busiest single month for recorded outages in Kentucky, and Summer (June–August) accounts for about 33% of all recorded outages across the state.
How long do power outages in Kentucky typically last?
Across Kentucky's tracked counties, the average recorded outage lasts about 3.0 hours, though individual events -- especially named storms -- can run much longer.
Which counties in Kentucky have the highest outage risk?
Leslie County, Lawrence County, Knott County, Martin County, Carter County currently rank lowest for reliability in Kentucky. See each county's page for its full history.
Does this page predict a power outage in Kentucky?
No. It describes patterns in recorded county-level outage history, not a guaranteed future event. Check the live National Weather Service alerts below for current conditions.
Prepare for Kentucky's outage season
Sized for Kentucky's recorded outage frequency and duration.
