Weather forecast for: West Union IL
Last Update: 11:46 am CDT Oct 17, 2026
This Afternoon: Sunny, with a high near 59. Northeast wind 6 to 8 mph.
Tonight: Areas of frost after 2am. Otherwise, clear, with a low around 33. Calm wind.
Sunday: Widespread frost, mainly before 8am. Otherwise, sunny, with a high near 65. Calm wind becoming south 5 to 7 mph in the morning.
Sunday Night: Clear, with a low around 36. Light southeast wind.
Monday: Sunny, with a high near 70. Light southeast wind.
Monday Night: Mostly clear, with a low around 39. Calm wind.
Tuesday: Sunny, with a high near 73. Light east northeast wind.
Tuesday Night: Mostly clear, with a low around 42.
Wednesday: Sunny, with a high near 76.
Wednesday Night: Mostly clear, with a low around 44.
Thursday: Sunny, with a high near 79.
Thursday Night: Mostly clear, with a low around 47.
Friday: Sunny, with a high near 80.