7-Day Forecast Summary
7-Day Detailed Weather Forecast for Arlington Heights
Today |
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Temperature: 87°F Wind Speed: 15 mph Wind Direction: SW Forecast: Mostly sunny, with a high near 87. Southwest wind around 15 mph, with gusts as high as 30 mph. New rainfall amounts less than a tenth of an inch possible. |
Tonight |
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Temperature: 60°F Wind Speed: 5 to 15 mph Wind Direction: WNW Forecast: A chance of showers and thunderstorms before 10pm, then showers and thunderstorms. Mostly cloudy. Low around 60, with temperatures rising to around 62 overnight. West northwest wind 5 to 15 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible. |
Sunday |
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Temperature: 71°F Wind Speed: 10 to 15 mph Wind Direction: NW Forecast: A slight chance of showers and thunderstorms before 7am. Mostly sunny, with a high near 71. Northwest wind 10 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 20%. New rainfall amounts between a tenth and quarter of an inch possible. |
Sunday Night |
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Temperature: 53°F Wind Speed: 5 to 15 mph Wind Direction: WNW Forecast: Mostly clear, with a low around 53. West northwest wind 5 to 15 mph, with gusts as high as 25 mph. |
Monday |
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Temperature: 75°F Wind Speed: 5 to 15 mph Wind Direction: W Forecast: Sunny, with a high near 75. West wind 5 to 15 mph. |
Monday Night |
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Temperature: 56°F Wind Speed: 5 to 10 mph Wind Direction: WSW Forecast: Partly cloudy, with a low around 56. |
Tuesday |
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Temperature: 77°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 77. |
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: 76°F Wind Speed: 5 to 15 mph Wind Direction: SSW Forecast: A chance of rain showers before 1pm, then showers and thunderstorms likely. Partly sunny, with a high near 76. |
Wednesday Night |
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Temperature: 60°F Wind Speed: 10 to 15 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 to 10 mph Wind Direction: WNW Forecast: Partly cloudy, with a low around 58. |
Juneteenth |
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Temperature: 79°F Wind Speed: 5 to 10 mph Wind Direction: WNW Forecast: Sunny, with a high near 79. |
Friday Night |
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Temperature: 61°F Wind Speed: 5 mph Wind Direction: W Forecast: Partly cloudy, with a low around 61. |

