Normal weather for Indianapolis in May
It's warm in May in Indianapolis with an average temperature of 26°C. Temperatures this month range from a low of 22°C to a high of 30°C. At night, you can expect temperatures between 10°C and 18°C.
In May, there is an average of 152 mm of precipitation, spread over 16 days. The wind speed is around 5 Bft, mostly coming from the Southeast.
Indianapolis in May |
London | ||
|---|---|---|---|
 Average Temperature |
26°C | 18°C | |
 High Temp |
30°C | 21°C | |
| Low Temp |
22°C | 15°C | |
 Total Precipitation |
152 mm | 46 mm | |
| Rainy Days |
16 days | 8 days | |
Start of May
The month of May starts in Indianapolis with warm temperatures, averaging around 26°C during the day and nights close to 13°C. A few showers might pop up in the first days of the month, but the weather remains mostly sunny and dry.
Since temperatures can differ between day and night, it’s a good idea to dress in layers. Breezy clothes like shorts or a dress, plus a hat and sunglasses, are ideal for the day. In the evening and morning, we recommend a light coat, jumper or cardigan, and long trousers.
Mid-May
By mid-May, the average daytime temperature stays the same at 26°C, with nights close to 15°C. During this part of the month, you can expect regular precipitation, but there’ll also be some sunny days.
Temperatures vary between day and night, so it’s smart to wear layers. Breezy clothes like shorts or a dress, plus a hat and sunglasses, are ideal for the day. For the evening and morning, a shirt, maybe a light cardigan, and light trousers will do.
End of May
By the end of May, the average daytime temperature in Indianapolis will be around 28°C, with nights close to 17°C. There’s regular precipitation, but with a bit of luck, you’ll also get some dry and sunny days.
As it gets cooler in the evening, it’s best to wear layers. Breezy clothes like shorts or a dress, plus a hat and sunglasses, are ideal for the day. For the evening and morning, a shirt, maybe a light cardigan, and light trousers will do.
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UV index
The UV index is a maximum of 4 this month. That's a moderate value on the intensity scale of 1 to 11. Unprotected skin can burn in about 30 minutes.
Is May a good time to visit Indianapolis?
After some sun? Then May isn’t the best time to be in Indianapolis. The temperature is pleasant, but there’s too much chance of rain this month.
Temperature records for Indianapolis in May
With 39°C, Indianapolis hit the highest temperature in the last 10 years in May 2022. The lowest daytime temperature in this month was 12°C in 2021. The extreme night temperatures ranged from a low of 1°C to a high of 25°C.
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Daily Temperature in May in Indianapolis
This chart shows the average daily temperatures, both day and night, for each day in May in Indianapolis, measured in degrees Celsius. The red line represents the maximum temperatures, while the blue line shows the minimums. The days of the month are displayed at the bottom of the chart. The data, based on historical observations, gives an overview of the average daily temperatures during this month.
Daily Precipitation in May in Indianapolis
The chart below shows the average daily precipitation in May for Indianapolis, measured in millimetres over the past years. Precipitation is always measured as water, even if it’s snow or hail. The days of the month are shown at the bottom of the chart.
A low average precipitation means that the chance of rain on that day is usually small, while a higher average suggests that rain is more likely. But it’s still an average, so each day can be different. Based on historical weather data for May, you can expect around 16 days of rain in Indianapolis.
Daily UV Index in May in Indianapolis
This chart shows the average daily UV index in May in Indianapolis, with the UV index ranging from 0 to a maximum of 11. The bottom of the chart shows the days of the month. Based on historical data, this chart provides an idea of the daily UV radiation levels you can expect.
Temperature in May in Indianapolis Over the Years
This chart shows the average temperature in May in Indianapolis, measured in degrees Celsius, over the past years.
Total Precipitation in May in Indianapolis Over the Years
This chart shows the average precipitation in May in Indianapolis, measured in millimetres over the past years. Precipitation is always measured as water, even if it’s snow or hail.
Daily climate in May for Indianapolis
Click on a specific day in May for detailed info on the typical weather on that day in Indianapolis. Check out the historical temperatures and precipitation over the past 10 years on this day.
Weather experiences in May in Indianapolis
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Average Weather in Indianapolis by Month
Click on a month below to see detailed weather info for Indianapolis. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.
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