Weather forecast for: Anna IL
Last Update: 10:46 pm CDT Sep 3, 2026
Overnight: Mostly clear, with a low around 74. Calm wind.
Friday: Sunny and hot, with a high near 99. Heat index values as high as 108. Light and variable wind.
Friday Night: Mostly clear, with a low around 75. Calm wind.
Saturday: Sunny and hot, with a high near 99. Heat index values as high as 107. Light northwest wind.
Saturday Night: Mostly clear, with a low around 71. Calm wind.
Sunday: Sunny, with a high near 95. Calm wind becoming northeast 5 to 8 mph in the morning.
Sunday Night: Mostly clear, with a low around 68. Northeast wind 5 to 7 mph.
Labor Day: Sunny, with a high near 92. East northeast wind 3 to 6 mph.
Monday Night: Mostly clear, with a low around 69. East wind around 5 mph becoming calm in the evening.
Tuesday: Sunny, with a high near 94. South wind 3 to 6 mph.
Tuesday Night: Mostly clear, with a low around 73. South southeast wind around 6 mph.
Wednesday: Sunny, with a high near 96. South southwest wind 6 to 9 mph.
Wednesday Night: Mostly clear, with a low around 74. South wind around 7 mph.
Thursday: A slight chance of showers. Mostly sunny, with a high near 94. West southwest wind 6 to 8 mph.