Illinois
June
Weather in Illinois for June 2025
Your guide to Illinois weather in June - trends and predictions
In general, the average temperature in Illinois at the beginning of June is 21.7 °F. As the month progressed, temperatures tended to noticeably warm up, reaching an average of 24.6 °F by the end of June.
Illinois sees moderate rainfall in June, averaging 8 rainy days.
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22
Dry days
8
Rainy days
0
Snow days
23°/15°
Temperatures
18 km/h
Avg max wind
67 %
Avg humidity
Illinois in June average weather
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| Mon. | Tue. | Wed. | Thu. | Fri. | Sat. | Sun. |
|---|---|---|---|---|---|---|
| 1  21° | ||||||
| 2  22° | 3 24° | 4  23° | 5  23° | 6  19° | 7 20° | 8 20° |
| 9 22° | 10 20° | 11 20° | 12  22° | 13 22° | 14 20° | 15 23° |
| 16 23° | 17 27° | 18 27° | 19 26° | 20 24° | 21 25° | 22 27° |
| 23 24° | 24 26° | 25  28° | 26 22° | 27 21° | 28 25° | 29 28° |
| 30 22° |
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Temperatures trend during June in Illinois
See the weather trend as well as the moving average line
June weather day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| Jun. 1 | Patchy rain possible | 21° /14° | 5.7 mm | 5 | |
| Jun. 2 | Sunny | 22° /16° | 0.1 mm | 6 | |
| Jun. 3 | Sunny | 24° /15° | 4.3 mm | 6 | |
| Jun. 4 | Cloudy | 23° /18° | 2.9 mm | 5 | |
| Jun. 5 | Partly cloudy | 23° /16° | 1.8 mm | 6 | |
| Jun. 6 | Moderate rain at times | 19° /15° | 0.9 mm | 4 | |
| Jun. 7 | Partly cloudy | 20° /14° | 0 mm | 6 | |
| Jun. 8 | Sunny | 20° /13° | 1.6 mm | 5 | |
| Jun. 9 | Sunny | 22° /13° | 0 mm | 6 | |
| Jun. 10 | Partly cloudy | 20° /14° | 0.1 mm | 6 | |
| Jun. 11 | Moderate or heavy rain shower | 20° /12° | 6.9 mm | 4 | |
| Jun. 12 | Overcast | 22° /13° | 0.1 mm | 5 | |
| Jun. 13 | Moderate or heavy rain shower | 22° /16° | 21.7 mm | 5 | |
| Jun. 14 | Overcast | 20° /15° | 0 mm | 5 | |
| Jun. 15 | Overcast | 23° /14° | 0 mm | 5 | |
| Jun. 16 | Cloudy | 23° /15° | 0.5 mm | 5 | |
| Jun. 17 | Sunny | 27° /18° | 0 mm | 7 | |
| Jun. 18 | Sunny | 27° /19° | 0.2 mm | 7 | |
| Jun. 19 | Partly cloudy | 26° /20° | 0 mm | 6 | |
| Jun. 20 | Partly cloudy | 24° /17° | 1.4 mm | 6 | |
| Jun. 21 | Partly cloudy | 25° /17° | 0.5 mm | 6 | |
| Jun. 22 | Partly cloudy | 27° /20° | 8.5 mm | 7 | |
| Jun. 23 | Overcast | 24° /18° | 3.3 mm | 5 | |
| Jun. 24 | Overcast | 26° /18° | 0 mm | 6 | |
| Jun. 25 | Heavy rain at times | 28° /19° | 38.9 mm | 6 | |
| Jun. 26 | Patchy rain possible | 22° /17° | 1.2 mm | 5 | |
| Jun. 27 | Overcast | 21° /16° | 0 mm | 6 | |
| Jun. 28 | Overcast | 25° /16° | 0.4 mm | 6 | |
| Jun. 29 | Patchy rain possible | 28° /19° | 3.8 mm | 6 | |
| Jun. 30 | Heavy rain at times | 22° /17° | 0.9 mm | 5 | |
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Important Notice
Our weather forecast for Illinois in June 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 Illinois forecast closer to your planned date for the most up-to-date weather information.
Illinois in June - FAQ
What are the expected maximum and minimum temperatures in Illinois during June?
During June, expect a variety of temperatures with highs around 23° and lows near 15°, suitable for diverse activities and preferences.
How much rainfall should be expected in Illinois during June?
Moderate rainfall is anticipated in Illinois during June, with a total of 53.5 mm spread over approximately 8 days. Considering plans for rainy days is advisable.
What are the typical wind conditions in Illinois during June?
The average wind speed in Illinois during June is 18 km/h, suggesting breezy to windy conditions, depending on your activities.
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