| National Weather Service Forecast for:
Jeffersontown KY Issued by: National Weather Service Louisville, KY |
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| Updated: 2:26 am EDT Jun 30, 2026 | ||||||||||||||||||
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| Overnight |
Partly cloudy, with a low around 74. Light south wind. |
| Tuesday |
Sunny and hot, with a high near 95. Heat index values as high as 109. Southwest wind 3 to 7 mph. |
| Tuesday Night |
Mostly clear, with a low around 73. Southwest wind around 5 mph becoming calm in the evening. |
| Wednesday |
Sunny and hot, with a high near 96. Heat index values as high as 109. Calm wind becoming southwest around 5 mph in the afternoon. |
| Wednesday Night |
Mostly clear, with a low around 75. Light south wind. |
| Thursday |
Sunny and hot, with a high near 97. |
| Thursday Night |
Mostly clear, with a low around 76. |
| Friday |
A 40 percent chance of showers and thunderstorms after 2pm. Sunny and hot, with a high near 95. |
| Friday Night |
A 30 percent chance of showers and thunderstorms before 2am. Partly cloudy, with a low around 74. |
| Independence Day |
A 30 percent chance of showers and thunderstorms, mainly after 2pm. Mostly sunny, with a high near 92. |
| Saturday Night |
A 40 percent chance of showers and thunderstorms. Partly cloudy, with a low around 74. |
| Sunday |
A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 91. |
| Sunday Night |
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 73. |
| Monday |
A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 89. |
Forecast from NOAA-NWS for Jeffersontown KY.