Next 24 hours

US AQI

52Now
47
44
422 AM
39
39
395 AM
39
39
398 AM
39
40
4111 AM
41
31
222 PM
12
27
425 PM
57
53
498 PM
45
44

Air quality outlook

Worst hour each day

Today96Moderate
Thu 857Moderate
Fri 986Moderate
Sat 1096Moderate
Sun 1165Moderate

From our air-quality forecast models (GEOS-CF / GEFS aerosols). AQI uses the US EPA scale.

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About Indianapolis weather

Indianapolis is in Marion County, Indiana, United States at 39.77°, -86.16°. Right now it’s 72° and mostly clear; today’s high is 82° with a 0% chance of rain.

Indiana has a humid continental climate with warm, humid summers and cold winters. The state's flat to gently rolling landscape offers little protection from weather systems, allowing cold Arctic air and warm Gulf moisture to clash frequently. Indianapolis receives approximately 42 inches of rain and 26 inches of snow per year.