


NWS Forecast for: Johnson County Issued by: National Weather Service Indianapolis, IN Last Update: 1218 PM EDT Wed Aug 27 2025 | ![]() |
This Afternoon: Partly cloudy. Highs in the upper 70s. West winds around 5 mph. Tonight: Mostly clear through midnight, then becoming partly cloudy. Lows in the mid 50s. Southwest winds around 5 mph. Thursday: Partly cloudy. Isolated showers in the afternoon. Highs in the upper 70s. Southwest winds 5 to 10 mph. Chance of rain 20 percent. Thursday Night: Partly cloudy through midnight, then clearing. Lows in the mid 50s. West winds around 5 mph, becoming north toward daybreak. Friday: Mostly sunny. Highs in the mid 70s. North winds 5 to 10 mph. Friday Night: Mostly clear. Lows in the lower 50s. Saturday: Sunny. Highs in the lower 70s. Saturday Night Through Sunday Night: Mostly clear. Lows in the lower 50s. Highs in the mid 70s. Labor Day: Sunny. Highs in the upper 70s. Monday Night And Tuesday: Mostly clear. Lows in the mid 50s. Highs in the upper 70s. | |
Zone Forecast: Johnson County | |
Visit your local NWS office at: https://www.weather.gov/ind |