Indiana Weather Forecast
Indiana weather: 82°F, clear. Hourly forecast, 14-day outlook, UV, air quality and the best time to visit.
Risk assessment for Indiana
Derived from the current forecast window - not an official warning.
Peak gusts of 25 mph and 0 thunderstorm days in the next 16 days.
Wettest single day forecast at 0,9 in, 1,8 in across the window. Flash flooding risk rises sharply above 50 mm in a day.
Active alerts for Indiana
Flood Watch issued September 17 at 2:08PM EDT until September 18 at 10:00AM EDT by NWS Indianapolis IN
Issued by NWS Indianapolis IN
16-day forecast for Indiana
Daily highs and lows, precipitation and UV.
| Day | Conditions | High / Low | Precip | Wind | UV |
|---|---|---|---|---|---|
| Thu, Sep 17 | 🌤️ Mainly clear | 91° / 72° | 13% | 12 mph | 6 |
| Fri, Sep 18 | 🌧️ Heavy rain | 78° / 67° | 18% · 0,9 in | 10 mph | 3 |
| Sat, Sep 19 | 🌦️ Light drizzle | 80° / 63° | 48% · 0,1 in | 7 mph | 6 |
| Sun, Sep 20 | 🌦️ Light drizzle | 89° / 70° | 48% · 0,0 in | 11 mph | 5 |
| Mon, Sep 21 | 🌧️ Showers | 71° / 62° | 39% · 0,7 in | 10 mph | 4 |
| Tue, Sep 22 | 🌦️ Drizzle | 64° / 56° | 36% · 0,1 in | 9 mph | 2 |
| Wed, Sep 23 | ☁️ Overcast | 66° / 55° | 6% | 10 mph | 6 |
| Thu, Sep 24 | ☁️ Overcast | 65° / 56° | 5% | 9 mph | 4 |
| Fri, Sep 25 | ☁️ Overcast | 67° / 55° | 5% | 10 mph | 4 |
| Sat, Sep 26 | ☁️ Overcast | 72° / 55° | 5% | 8 mph | 5 |
| Sun, Sep 27 | ☁️ Overcast | 73° / 56° | 8% | 8 mph | 5 |
| Mon, Sep 28 | 🌤️ Mainly clear | 75° / 55° | 14% | 7 mph | 5 |
| Tue, Sep 29 | ☀️ Clear sky | 76° / 54° | 19% | 5 mph | 5 |
| Wed, Sep 30 | ☁️ Overcast | 74° / 58° | 13% | 11 mph | 4 |
| Thu, Oct 1 | ⛅ Partly cloudy | 64° / 51° | 24% | 11 mph | 5 |
| Fri, Oct 2 | ☁️ Overcast | 69° / 47° | 20% | 4 mph | 5 |
What this means for Indiana
Today is warmer than average for September. The forecast high of 91°F is 11.3°F above the 80°F typical for this month.
A 13% chance means most of the area stays dry; a passing shower is possible but short.
No weather-related travel disruption is expected today. Roads and airports should run normally.
Northern Hemisphere, so peak summer falls in June to August.
The gap between the warmest and coldest month averages 84°F.
See the Indiana forecast by time range
Indiana weather - more answers
Explore Indiana
Every topic we hold for this place, and the same topic for the places around it.
Weather for related places
Frequently asked questions
Where is Indiana?
Indiana is a state in United States. Its coordinates are 39.7684, -86.1581. It lies in North America.
What is the weather like in Indiana right now?
It is currently 82°F (28°C) with clear. Humidity is 76% and wind is 4 mph.
When is the best time to visit Indiana?
May, July, August, September and October offer the most comfortable conditions in Indiana, which has a continental climate. January, February and December are usually the hardest months for outdoor plans.
What time zone is Indiana in?
Indiana observes America/Indiana/Indianapolis (UTC-04:00). The local time is 9:42 PM.
How many people live in Indiana?
Indiana has a population of approximately 6.9 million.
What is the nearest airport to Indiana?
The closest airports are O'Hare International Airport (ORD), 178 mi away and Nashville International Airport (BNA), 253 mi away.
What are the top things to do in Indiana?
Popular options include Indiana Dunes National Park, Mammoth Cave National Park, Starved Rock State Park, Hocking Hills State Park, Cumberland Falls State Resort Park and Gateway Arch National Park.
What places are in Indiana?
Indiana covers 2 places in this atlas, including Indiana Dunes National Park and Indianapolis.
Related articles
Data sources and methodology
| Place data | USPOTUS Atlas dataset (us-states) - coordinates, hierarchy and facts. |
|---|---|
| Forecast and observations | Open-Meteo (ECMWF and national models). |
| Air quality and pollen | Copernicus CAMS via Open-Meteo. US AQI scale. |
| Climate averages | ERA5 reanalysis via the Open-Meteo archive, aggregated over 3 years. |
| Official alerts | US National Weather Service. |
| Method | Scores, comparisons and advice on this page are computed from the inputs above. Distances are straight-line. Nothing is estimated where data is missing - the block is simply not shown. |
Last updated September 17, 2026 at 9:42 PM local time. Live blocks refresh every 15 minutes; climate averages monthly.
