


NWS Forecast for: Fairmount IL Issued by: National Weather Service Lincoln, IL Last Update: 12:56 pm CDT Jul 13, 2025 | ![]() |
This Afternoon: Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 84. West northwest wind around 7 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms. Tonight: A 50 percent chance of showers and thunderstorms, mainly before 10pm. Patchy fog after 2am. Otherwise, mostly cloudy, with a low around 67. Southeast wind around 5 mph becoming calm in the evening. Monday: Patchy fog before 8am. Otherwise, mostly sunny, with a high near 87. Calm wind. Monday Night: Partly cloudy, with a low around 68. Calm wind. Tuesday: A 40 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 88. Calm wind becoming south southeast around 5 mph in the afternoon. Tuesday Night: Mostly cloudy, with a low around 70. Light south wind. Wednesday: A chance of showers, then showers likely and possibly a thunderstorm after 1pm. Mostly sunny, with a high near 89. Southwest wind 3 to 8 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms. Wednesday Night: A 40 percent chance of showers and thunderstorms before 1am. Mostly cloudy, with a low around 70. Thursday: A 50 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 86. Thursday Night: A 30 percent chance of showers and thunderstorms before 1am. Mostly cloudy, with a low around 65. Friday: A chance of showers. Mostly sunny, with a high near 84. Friday Night: Partly cloudy, with a low around 65. Saturday: A chance of showers and thunderstorms. Mostly sunny, with a high near 86. | |
Fairmount IL 40.04°N 87.81°W (Elev. 676 ft) | |
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