Indiana (Indianapolis)
May
Weather in Indiana for May 2026
Your guide to Indiana weather in May - trends and predictions
In general, the average temperature in Indiana at the beginning of May is 19.3 °F. As the month progressed, temperatures tended to noticeably warm up, reaching an average of 22.3 °F by the end of May.
Indiana experiences heavy rainfall in May, with over 20 rainy days and an average total precipitation 121.6 mm.
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Temperatures
Rain 🌧️
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10
Dry days
21
Rainy days
0
Snow days
22°/13°
Temperatures
16 km/h
Avg max wind
70 %
Avg humidity
Indiana Weather May
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What’s the Weather Like in Indiana This May?
Discover the average temperatures and weather trends across Indiana’s cities this May.
Temperatures trend during May in Indiana
See the weather trend as well as the moving average line
May weather in Indiana day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| May 1 |  Heavy rain at times | 19° /11° | 21.2 mm | 4 | |
| May 2 |  Patchy rain possible | 19° /11° | 0.6 mm | 4 | |
| May 3 |  Overcast | 17° /9° | 21.9 mm | 4 | |
| May 4 |  Partly cloudy | 19° /9° | 35 mm | 5 | |
| May 5 | Overcast | 18° /10° | 3.7 mm | 4 | |
| May 6 | Patchy rain possible | 19° /12° | 1.3 mm | 4 | |
| May 7 |  Moderate or heavy rain shower | 24° /13° | 6.2 mm | 5 | |
| May 8 | Moderate or heavy rain shower | 24° /14° | 13.4 mm | 5 | |
| May 9 | Overcast | 20° /9° | 1.2 mm | 5 | |
| May 10 |  Sunny | 21° /9° | 0.2 mm | 5 | |
| May 11 | Overcast | 23° /11° | 0.7 mm | 6 | |
| May 12 | Moderate or heavy rain shower | 22° /14° | 6.1 mm | 5 | |
| May 13 | Patchy rain possible | 24° /16° | 4.4 mm | 5 | |
| May 14 | Overcast | 21° /15° | 14.5 mm | 5 | |
| May 15 | Moderate or heavy rain shower | 22° /14° | 3.3 mm | 5 | |
| May 16 | Light rain shower | 23° /15° | 13.1 mm | 5 | |
| May 17 | Partly cloudy | 22° /13° | 1.1 mm | 5 | |
| May 18 | Sunny | 22° /11° | 0.4 mm | 5 | |
| May 19 | Moderate or heavy rain shower | 23° /13° | 4.1 mm | 5 | |
| May 20 | Sunny | 23° /13° | 15.4 mm | 6 | |
| May 21 | Sunny | 24° /13° | 0.8 mm | 6 | |
| May 22 | Partly cloudy | 21° /14° | 3.4 mm | 5 | |
| May 23 | Sunny | 23° /11° | 0.4 mm | 6 | |
| May 24 | Sunny | 25° /14° | 4.2 mm | 6 | |
| May 25 | Overcast | 22° /12° | 0.1 mm | 5 | |
| May 26 | Sunny | 22° /11° | 12.1 mm | 5 | |
| May 27 | Partly cloudy | 20° /13° | 7.4 mm | 5 | |
| May 28 |  Cloudy | 21° /13° | 0.3 mm | 5 | |
| May 29 | Overcast | 22° /12° | 0 mm | 5 | |
| May 30 | Cloudy | 23° /14° | 0.7 mm | 5 | |
| May 31 | Overcast | 26° /15° | 2.5 mm | 6 | |
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Important Notice
Our weather forecast for Indiana in May is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Indiana forecast closer to your planned date for the most up-to-date weather information.
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Indiana in May - FAQ
What are the expected maximum and minimum temperatures in Indiana during May?
Enjoy moderate daytime temperatures of up to 22° and cooler nights around 13°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in Indiana during May?
Significant rainfall exceeding 121.6 mm is expected in Indiana during May, occurring over more than 21 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Indiana during May?
The average wind speed in Indiana during May is 16 km/h, suggesting breezy to windy conditions, depending on your activities.
May rainfall patterns in Indiana
Explore the daily rainfall trends and prepare for Indianas May weather 💧
UV exposure in Indiana during May
Stay informed about UV levels for safe outdoor activities throughout the month of May ☀️
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