7-Day Forecast Summary
7-Day Detailed Weather Forecast for Waukegan
Overnight |
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Temperature: 60°F Wind Speed: 10 mph Wind Direction: SW Forecast: Partly cloudy, with a low around 60. Southwest wind around 10 mph. |
Saturday |
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Temperature: 87°F Wind Speed: 10 to 15 mph Wind Direction: SW Forecast: Mostly sunny. High near 87, with temperatures falling to around 85 in the afternoon. Southwest wind 10 to 15 mph, with gusts as high as 30 mph. New rainfall amounts less than a tenth of an inch possible. |
Saturday Night |
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Temperature: 58°F Wind Speed: 10 to 15 mph Wind Direction: WNW Forecast: A slight chance of showers and thunderstorms before 7pm, then showers and thunderstorms likely between 7pm and 8pm, then a chance of showers and thunderstorms between 8pm and 9pm, then showers and thunderstorms. Mostly cloudy. Low around 58, with temperatures rising to around 61 overnight. West northwest wind 10 to 15 mph. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch possible. |
Sunday |
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Temperature: 69°F Wind Speed: 15 mph Wind Direction: NW Forecast: A chance of showers and thunderstorms before 7am. Mostly sunny, with a high near 69. Northwest wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 30%. |
Sunday Night |
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Temperature: 54°F Wind Speed: 5 to 15 mph Wind Direction: WNW Forecast: Mostly clear, with a low around 54. West northwest wind 5 to 15 mph, with gusts as high as 25 mph. |
Monday |
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Temperature: 77°F Wind Speed: 10 to 15 mph Wind Direction: W Forecast: Sunny, with a high near 77. |
Monday Night |
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Temperature: 57°F Wind Speed: 5 to 10 mph Wind Direction: WSW Forecast: Partly cloudy, with a low around 57. |
Tuesday |
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Temperature: 79°F Wind Speed: 10 to 15 mph Wind Direction: SW Forecast: A slight chance of rain showers between 7am and 1pm, then showers and thunderstorms likely. Mostly sunny, with a high near 79. |
Tuesday Night |
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Temperature: 57°F Wind Speed: 5 to 15 mph Wind Direction: SW Forecast: Showers and thunderstorms likely before 7pm, then a chance of showers and thunderstorms. Mostly cloudy, with a low around 57. |
Wednesday |
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Temperature: 77°F Wind Speed: 5 to 10 mph Wind Direction: SSW Forecast: A chance of rain showers before 1pm, then showers and thunderstorms likely. Partly sunny, with a high near 77. |
Wednesday Night |
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Temperature: 60°F Wind Speed: 10 mph Wind Direction: SSW Forecast: Showers and thunderstorms. Mostly cloudy, with a low around 60. |
Thursday |
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Temperature: 76°F Wind Speed: 10 to 15 mph Wind Direction: WNW Forecast: A chance of rain showers before 1pm. Partly sunny, with a high near 76. |
Thursday Night |
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Temperature: 58°F Wind Speed: 5 mph Wind Direction: WNW Forecast: Partly cloudy, with a low around 58. |
Juneteenth |
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Temperature: 79°F Wind Speed: 5 mph Wind Direction: WNW Forecast: Sunny, with a high near 79. |

