Peoria Heights (IL)
May
Weather in Peoria Heights, Illinois for May 2026
Your guide to Peoria Heights weather in May - trends and predictions
In general, the average temperature in Peoria Heights at the beginning of May is 19.9 °F. As the month progressed, temperatures tended to moderately rise, reaching an average of 21 °F by the end of May.
Peoria Heights experiences heavy rainfall in May, with over 20 rainy days and an average total precipitation 145 mm.
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Temperatures
Rain 🌧️
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8
Dry days
23
Rainy days
0
Snow days
22°/13°
Temperatures
22 km/h
Avg max wind
76 %
Avg humidity
Peoria Heights Weather May
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Temperatures trend during May in Peoria Heights
See the weather trend as well as the moving average line
May weather in Peoria Heights day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| May 1 |  Overcast | 21° /14° | 40.3 mm | 5 | |
| May 2 |  Patchy light drizzle | 20° /11° | 5.2 mm | 5 | |
| May 3 |  Mist | 18° /12° | 0.2 mm | 5 | |
| May 4 |  Light rain shower | 17° /9° | 8.4 mm | 4 | |
| May 5 | Overcast | 18° /9° | 0 mm | 4 | |
| May 6 | Patchy rain possible | 21° /10° | 0.1 mm | 5 | |
| May 7 |  Patchy light rain with thunder | 24° /14° | 10.5 mm | 5 | |
| May 8 | Light rain shower | 20° /10° | 1.7 mm | 5 | |
| May 9 | Patchy rain possible | 17° /5° | 1 mm | 5 | |
| May 10 | Patchy rain possible | 23° /8° | 0 mm | 6 | |
| May 11 |  Partly cloudy | 23° /9° | 0.3 mm | 6 | |
| May 12 | Patchy rain possible | 24° /12° | 0.8 mm | 5 | |
| May 13 | Light rain shower | 21° /15° | 18.1 mm | 5 | |
| May 14 | Light rain shower | 22° /12° | 0.9 mm | 5 | |
| May 15 | Patchy rain possible | 23° /15° | 0.2 mm | 5 | |
| May 16 | Light rain | 24° /14° | 45.9 mm | 6 | |
| May 17 | Light rain shower | 22° /13° | 4.7 mm | 5 | |
| May 18 | Patchy rain possible | 23° /11° | 0 mm | 6 | |
| May 19 | Patchy light rain with thunder | 23° /14° | 33.4 mm | 5 | |
| May 20 | Patchy light rain with thunder | 22° /15° | 27.4 mm | 5 | |
| May 21 | Patchy light rain with thunder | 22° /14° | 8.4 mm | 5 | |
| May 22 | Light rain shower | 19° /10° | 0.5 mm | 5 | |
| May 23 |  Sunny | 22° /10° | 0 mm | 6 | |
| May 24 |  Moderate or heavy rain with thunder | 23° /13° | 10.6 mm | 6 | |
| May 25 | Overcast | 19° /10° | 0 mm | 4 | |
| May 26 | Moderate or heavy rain with thunder | 21° /10° | 7.6 mm | 5 | |
| May 27 | Patchy rain possible | 20° /12° | 1.4 mm | 5 | |
| May 28 | Patchy light drizzle | 20° /13° | 0.6 mm | 5 | |
| May 29 | Patchy rain possible | 19° /9° | 0.1 mm | 5 | |
| May 30 | Sunny | 23° /12° | 0 mm | 6 | |
| May 31 | Overcast | 25° /14° | 7.7 mm | 6 | |
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Important Notice
Our weather forecast for Peoria Heights 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 Peoria Heights forecast closer to your planned date for the most up-to-date weather information.
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Peoria Heights in May - FAQ
What are the expected maximum and minimum temperatures in Peoria Heights 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 Peoria Heights during May?
Significant rainfall exceeding 145 mm is expected in Peoria Heights during May, occurring over more than 23 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Peoria Heights during May?
The average wind speed in Peoria Heights during May is 22 km/h, suggesting breezy to windy conditions, depending on your activities.
May rainfall patterns in Peoria Heights
Explore the daily rainfall trends and prepare for Peoria Heightss May weather 💧
UV exposure in Peoria Heights during May
Stay informed about UV levels for safe outdoor activities throughout the month of May ☀️
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Where is Peoria Heights?Get accurate weather forecasts for Peoria Heights, located at latitude 40.747 and longitude -89.574. Stay updated with localized weather information tailored for Peoria Heights.
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