Weather in Indianapolis in April 2025
- April is usually the driest month of the year in Indianapolis
Average weather
Average temperature in Indianapolis in April
The expected average maximum temperature in April is +19°C with a maximum of +28°C and a minimum of -2°C.
The average maximum temperature goes down 23% by the end of the month, compared with the beginning of the month, from +20°C to +13°C.
Is Indianapolis warm or cold in April?
Indianapolis is typically mild in April.
Maximum temperatures go up compared to the previous month from +11°C to +18°C. The minimum temperature also goes up from +1°C to +7°C.
Pack a light jacket as it will be warm in the day and cool in the evenings.
Take a look at how April is compared to other months in Indianapolis:
Climate in Indianapolis in April
| March | April | May | ||||
|---|---|---|---|---|---|---|
| Avg. temperature | ||||||
| +11°C | +18°C | +23°C | ||||
| Min. temperature | ||||||
| -22°C | -7°C | -1°C | ||||
| Max. temperature | ||||||
| +28°C | +30°C | +35°C | ||||
| Rainfall | ||||||
| 83 mm | 107 mm | 115 mm | ||||
| Wind | ||||||
| 4 m/s | 4 m/s | 3 m/s | ||||
| Humidity | ||||||
| 70% | 66% | 69% | ||||
| Air pressure | ||||||
| 1017 HPa | 1014 HPa | 1014 HPa | ||||
| Sunny days | ||||||
| 4 | 4 | 4 | ||||
| Cloudy days | ||||||
| 12 | 9 | 9 | ||||
| Rainy days | ||||||
| 11 | 16 | 16 | ||||
| Snowy days | ||||||
| 4 | 1 | 0 | ||||
April often has better weather than March. It’s getting warmer as April arrives. The average maximum temperature goes up from +11°C to +18°C during the day. Prepare for more rain. Average rainfall goes from 83 mm to 107 mm. It feels drier, as humidity decreases from 70% to 66%. The average wind speed doesn’t change much during April, staying around 4 m/s. The amount of sunny days stay about the same, averaging 4 sunny days during the month.
May brings much the same weather, it remains good.
Wind
The average wind speed is 4 m/s getting up to 9 m/s which is a medium breeze. You can feel it, especially getting out of the water.
The average wind speed in Indianapolis is gradually decreasing during April, going from 9 m/s to 5 m/s over the course of the month.
Rain
How was the weather last April in Indianapolis?
Climate Change over Years
The climate in Indianapolis in April has not changed much over the last 43 years.
The average temperature was the lowest in 1979 (+15°C) and the highest in 2012 (+19°C). The driest year was 1999 with only 656 mm of rainfall, and the wettest year was 2019 with 1833 mm.
FAQ
Is April a good time to visit Indianapolis?
Can you sunbathe in Indianapolis in April?
Is Indianapolis rainy in April?
Is it sunny in Indianapolis in April?
Other cities in USA
Monthly weather in Indianapolis
Source of the data
For this page, we’ve looked at the typical weather in Indianapolis, based on historical hourly weather data from January 1, 1979, to December 31, 2023.
For past dates, we show actual recorded data at the location at that time. Forecasts are based on recorded weather during that day of the year, averaged over the total years for which we have records (unless stated otherwise). The daily temperature is the highest recorded temperature in the shadow during that day.