Weather forecast for: Allen KY
Last Update: 3:11 am EDT Sep 18, 2026
Overnight: Patchy fog. Otherwise, mostly clear, with a low around 67. Calm wind.
Friday: A 50 percent chance of showers and thunderstorms, mainly after 2pm. Areas of fog before 11am. Otherwise, mostly sunny, with a high near 88. Heat index values as high as 96. Light and variable wind. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Friday Night: A 30 percent chance of showers and thunderstorms, mainly before 8pm. Patchy fog after 9pm. Otherwise, mostly cloudy, with a low around 67. Calm wind.
Saturday: Areas of fog before 10am. Otherwise, mostly sunny, with a high near 88. Calm wind.
Saturday Night: A 10 percent chance of showers and thunderstorms before 8pm. Patchy fog after 11pm. Otherwise, mostly clear, with a low around 67. Calm wind.
Sunday: A 20 percent chance of showers and thunderstorms after 3pm. Mostly sunny, with a high near 89.
Sunday Night: A chance of showers and thunderstorms. Partly cloudy, with a low around 68. Chance of precipitation is 40%.
Monday: A 50 percent chance of showers and thunderstorms, mainly after 2pm. Partly sunny, with a high near 86.
Monday Night: A chance of showers and thunderstorms before 8pm, then showers likely and possibly a thunderstorm between 8pm and 2am, then a chance of showers after 2am. Mostly cloudy, with a low around 66. Chance of precipitation is 60%.
Tuesday: A chance of showers, then showers likely and possibly a thunderstorm after 2pm. Mostly cloudy, with a high near 81. Chance of precipitation is 70%.
Tuesday Night: Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 63. Chance of precipitation is 60%.
Wednesday: A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 76.
Wednesday Night: A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 59.
Thursday: A 10 percent chance of showers. Partly sunny, with a high near 74.
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