Weather in Indianapolis Today
Current temperature in Indianapolis: 23°C (73°F). Partly Cloudy. Today's high 27°C (81°F), low 21°C (70°F).
Today's Daylight Forecast
Moon & Islamic Calendar
Air quality and UV are both favourable great conditions for a walk, run, or outdoor activity.
5-Day Weather Forecast
Full 15-Day ForecastAtmospheric Details
Today vs Normal
The long-term average high for today is 26°C.
Air Quality
Air quality is acceptable for most people. Unusually sensitive individuals should consider reducing prolonged or heavy outdoor exertion.
Health & Activity Advice
UV index is 6 today — moderate. Sunscreen is worth using for extended time outside, but no special precautions are needed for short trips.
Air quality is acceptable for most people. Unusually sensitive individuals should consider reducing prolonged or heavy outdoor exertion.
Conditions are comfortable for outdoor activity at most points during the day today.
Nearby Regional Outlook
Indianapolis Weather Radar
Live precipitation · Cloud cover · Wind
Frequently Asked Questions
What is the hottest month in Indianapolis?
The hottest month in Indianapolis is typically July, with daytime highs averaging around 29.5°C (85°F), based on 10 years of historical weather data. Overnight lows during this period average near 19.9°C (68°F).
What is the coldest month in Indianapolis?
The coldest month in Indianapolis is typically January, with overnight lows averaging around -5.3°C (22°F) and daytime highs near 2.8°C (37°F), based on 10 years of historical weather data. Freezing overnight temperatures are common during this month, so plan for icy conditions in the early morning.
Does Indianapolis have a rainy season?
Indianapolis doesn't have a sharply defined rainy season rainfall is fairly spread across the year based on 10 years of historical data. March is the wettest month on average (about 132 mm), while November is the driest (about 73 mm).
What's the best time of year to visit Indianapolis?
The best time to visit Indianapolis is typically September to October, when daytime highs average a comfortable 22.7°C (73°F). Rainfall during this window averages around 79 mm, one of the lighter, more comfortable stretches of the year. This is based on 10 years of historical weather data.
Is Indianapolis's air quality safe right now?
As of the latest reading, Indianapolis's air quality index (AQI) is 32, rated "Good", based on the nearest monitoring station. Air quality is considered satisfactory, with little to no health risk.