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Weather in Joliet for May 2025

Your guide to Joliet weather in May - trends and predictions
  • In general, the average temperature in Joliet at the beginning of May is 22.4 °F. As the month progressed, temperatures tended to moderately rise, reaching an average of 23.4 °F by the end of May.

  • Expect significant rainfall in Joliet during May, with an average of 17 rainy days.

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Average dry days
14
Dry days
Average rainy days
17
Rainy days
Average snowy days
0
Snow days
Average temperatures
23°/11°
Temperatures
Average wind speed
18 km/h
Avg max wind
Average humidity
70 %
Avg humidity

Joliet in May average weather

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Temperatures trend during May in Joliet

See the weather trend as well as the moving average line

May weather day by day

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Date Weather Temperatures Rain UV More
May 1 Patchy rain possible
Patchy rain possible
23° /15° 0.1 mm 5
May 2 Moderate rain at times
Moderate rain at times
24° /11° 12.3 mm 5
May 3 Light rain shower
Light rain shower
21° /11° 3.2 mm 5
May 4 Moderate or heavy rain shower
Moderate or heavy rain shower
24° /10° 7.2 mm 5
May 5 Cloudy
Cloudy
19° /10° 0 mm 4
May 6 Partly cloudy
Partly cloudy
22° /9° 0 mm 6
May 7 Patchy light rain with thunder
Patchy light rain with thunder
24° /15° 15.1 mm 5
May 8 Thundery outbreaks possible
Thundery outbreaks possible
25° /13° 16 mm 6
May 9 Light rain
Light rain
14° /7° 5.2 mm 3
May 10 Patchy rain possible
Patchy rain possible
16° /9° 0.5 mm 4
May 11 Cloudy
Cloudy
18° /9° 4.5 mm 4
May 12 Patchy rain possible
Patchy rain possible
23° /10° 1 mm 5
May 13 Light rain shower
Light rain shower
21° /14° 26.7 mm 5
May 14 Light rain
Light rain
14° /8° 23.9 mm 3
May 15 Patchy rain possible
Patchy rain possible
18° /11° 0.5 mm 4
May 16 Light rain shower
Light rain shower
21° /11° 1.3 mm 5
May 17 Light rain shower
Light rain shower
24° /15° 8.9 mm 5
May 18 Fog
Fog
25° /16° 0.3 mm 6
May 19 Light rain shower
Light rain shower
27° /16° 11.5 mm 6
May 20 Partly cloudy
Partly cloudy
21° /7° 0 mm 6
May 21 Partly cloudy
Partly cloudy
23° /10° 0 mm 6
May 22 Partly cloudy
Partly cloudy
24° /12° 0.5 mm 6
May 23 Sunny
Sunny
27° /13° 0 mm 7
May 24 Cloudy
Cloudy
24° /12° 10.5 mm 6
May 25 Partly cloudy
Partly cloudy
21° /9° 0 mm 6
May 26 Partly cloudy
Partly cloudy
24° /10° 12.6 mm 6
May 27 Sunny
Sunny
22° /11° 3.9 mm 6
May 28 Sunny
Sunny
22° /11° 1.3 mm 6
May 29 Sunny
Sunny
23° /10° 0 mm 6
May 30 Overcast
Overcast
25° /12° 0.6 mm 6
May 31 Heavy rain at times
Heavy rain at times
27° /14° 0.9 mm 6
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Important Notice
Our weather forecast for Joliet 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 Joliet forecast closer to your planned date for the most up-to-date weather information.

Joliet in May - FAQ

What are the expected maximum and minimum temperatures in Joliet during May?
Enjoy moderate daytime temperatures of up to 23° and cooler nights around 11°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in Joliet during May?
Significant rainfall exceeding 163.2 mm is expected in Joliet during May, occurring over more than 17 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Joliet during May?
The average wind speed in Joliet during May is 18 km/h, suggesting breezy to windy conditions, depending on your activities.

May rainfall patterns in Joliet

Explore the daily rainfall trends and prepare for Joliets May weather 💧

UV exposure in Joliet during May

Stay informed about UV levels for safe outdoor activities throughout the month of May ☀️

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Location coordinates Where is Joliet?

Get accurate weather forecasts for Joliet, located at latitude 41.525 and longitude -88.083. Stay updated with localized weather information tailored for Joliet.

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