Weather radar Indianapolis
Real-time precipitation radar · Indiana · United States
Indianapolis climate table – average temperature, precipitation & sunshine hours
The climate table for Indianapolis shows long-term monthly averages (2000–2023): average high and average low temperature in °C, monthly precipitation (mm), rainy days and sunshine hours per month. Data source: ERA5 reanalysis (ECMWF) via the WDTEC Climate Archive.
| Month | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg high (°C) | 2.4° | 4.4° | 10.8° | 17.2° | 22.5° | 27.2° | 28.8° | 28.4° | 25° | 18° | 10.7° | 4.7° |
| Avg low (°C) | -5.7° | -4.9° | 0.7° | 6.5° | 12.5° | 17.5° | 19.5° | 19° | 15.4° | 9.1° | 2.5° | -2.8° |
| Precipitation (mm) | 80 | 75 | 107 | 111 | 121 | 102 | 102 | 74 | 77 | 86 | 79 | 89 |
| Rainy days | 9 | 9 | 11 | 11 | 14 | 11 | 12 | 9 | 8 | 9 | 9 | 10 |
| Sunshine hours | 162 | 183 | 233 | 264 | 309 | 341 | 360 | 341 | 287 | 233 | 186 | 149 |
| Humidity | – | – | – | – | – | – | – | – | – | – | – | – |
Best time to visit Indianapolis
The best time to visit Indianapolis is typically August. In this month the average high is 28.4°C, precipitation is 74 mm and sunshine duration is 341 hours. The annual average high is 16.7°C, total annual precipitation is 1103 mm (122 rainy days/year) and annual sunshine is 3048 hours.
Frequently asked questions about the weather in Indianapolis
How up to date is the weather radar for Indianapolis?
The weather radar for Indianapolis is updated every 5 minutes with new radar data from the US NEXRAD network. A 2-hour forecast animation is also available. Rainfall probability, wind gusts and UV index are available up to 14 days in advance.
What weather data is available for Indianapolis?
Besides the rain radar, RadarWeather provides for Indianapolis: rainfall probability, thunderstorm warning (CAPE index), wind gusts, UV index, air pressure, humidity, dew point, sunshine hours, snow line and a 14-day forecast based on ICON-D2, ECMWF IFS and GFS.
When are thunderstorms expected in Indianapolis?
The thunderstorm potential for Indianapolis is calculated from the CAPE index and lightning potential. Active storm cells and severe weather warnings are visible on the radar map in real time. Thunderstorm warnings are issued automatically as soon as storm cells are detected near Indianapolis.
What is the climate like in Indianapolis?
Indianapolis has an annual average high of 16.7°C. The warmest month is July (avg high 28.8°C), the coldest January (avg low -5.7°C). The wettest month is May with 121 mm, the driest August with 74 mm. Total annual precipitation is 1103 mm (122 rainy days). Annual sunshine is 3048 hours.
Weather radar near Indianapolis
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