Weather in Winnebago County, Illinois for June 2026
Hydrologic Outlook - See hour by hour.
Until now, June 2026 in Winnebago County has been nearly identical to the historical average, with a temperature of 26.1 °F (showing only a slight deviation of 0.3 °F).
The forecast for the next days in Winnebago County predicts temperatures to be around 24 °F, close to the historical average.
In general, the average temperature in Winnebago County at the beginning of June is 26.1 °F. As the month progressed, temperatures tended to moderately fall, reaching an average of 24.7 °F by the end of June.
Winnebago County experiences heavy rainfall in June, with over 20 rainy days and an average total precipitation 209.7 mm.
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Winnebago County Weather June
Temperatures trend during June in Winnebago County
June weather in Winnebago County day by day
| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| Jun. 1 |  Patchy rain possible | 25° /12° | 0.7 mm | 7 | |
| Jun. 2 | Patchy rain possible | 29° /14° | 0 mm | 8 | |
| Jun. 3 | Light rain shower | 29° /14° | 4.4 mm | 8 | |
| Jun. 4 |  Cloudy | 25° /15° | 25.1 mm | 7 | |
| Jun. 5 |  Partly cloudy | 26° /13° | 16.3 mm | 6 | |
| Jun. 6 | Patchy rain possible | 25° /14° | 2.3 mm | 6 | |
| Jun. 7 | Partly cloudy | 24° /14° | 0.7 mm | 7 | |
| Jun. 8 |  Sunny | 23° /12° | 9.6 mm | 5 | |
| Jun. 9 | Partly cloudy | 24° /12° | 0.9 mm | 6 | |
| Jun. 10 | Partly cloudy | 25° /13° | 4.2 mm | 7 | |
| Jun. 11 |  Moderate or heavy rain shower | 24° /13° | 8.5 mm | 6 | |
| Jun. 12 |  Overcast | 26° /12° | 0.8 mm | 7 | |
| Jun. 13 |  Heavy rain at times | 26° /15° | 5.3 mm | 7 | |
| Jun. 14 | Overcast | 25° /14° | 1 mm | 7 | |
| Jun. 15 | Cloudy | 27° /12° | 0 mm | 7 | |
| Jun. 16 | Partly cloudy | 27° /13° | 1.4 mm | 7 | |
| Jun. 17 | Partly cloudy | 27° /16° | 7.8 mm | 8 | |
| Jun. 18 | Cloudy | 27° /17° | 25.5 mm | 8 | |
| Jun. 19 | Heavy rain at times | 28° /16° | 2.5 mm | 8 | |
| Jun. 20 | Sunny | 26° /14° | 0 mm | 9.2 | |
| Jun. 21 |  Moderate rain | 18° /13° | 10.3 mm | 1.9 | |
| Jun. 22 | Partly cloudy | 23° /11° | 0 mm | 8.9 | |
| Jun. 23 | Sunny | 24° /10° | 0 mm | 8.7 | |
| Jun. 24 | Patchy rain possible | 24° /13° | 2.2 mm | 7.4 | |
| Jun. 25 | Partly cloudy | 24° /15° | 0.1 mm | 0.5 | |
| Jun. 26 | Partly cloudy | 24° /12° | 0 mm | 5 | |
| Jun. 27 | Moderate rain | 17° /16° | 7.4 mm | 4 | |
| Jun. 28 | Patchy rain possible | 29° /17° | 3.9 mm | 5 | |
| Jun. 29 | Moderate rain | 29° /20° | 15.4 mm | 5 | |
| Jun. 30 | Moderate rain | 26° /19° | 11.7 mm | 5 | |
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Winnebago County in June - FAQ
What are the expected maximum and minimum temperatures in Winnebago County during June?
How much rainfall should be expected in Winnebago County during June?
What are the typical wind conditions in Winnebago County during June?
June rainfall patterns in Winnebago County
UV exposure in Winnebago County during June
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Where is Winnebago County?Get accurate weather forecasts for Winnebago County, located at latitude 42.271 and longitude -89.094. Stay updated with localized weather information tailored for Winnebago County.