Weather forecast for: Lancaster IL
Last Update: 1:41 am CST Nov 5, 2026
Overnight: Patchy fog. Otherwise, mostly clear, with a low around 47. Calm wind becoming south southwest around 6 mph.
Thursday: Patchy fog before 8am. Otherwise, increasing clouds, with a high near 64. West southwest wind 6 to 11 mph.
Thursday Night: Increasing clouds, with a low around 45. West wind around 5 mph becoming calm.
Friday: Partly sunny, with a high near 55. North northwest wind 5 to 11 mph.
Friday Night: Mostly clear, with a low around 34. North wind 5 to 7 mph becoming calm in the evening.
Saturday: Sunny, with a high near 55. Calm wind becoming north northwest around 5 mph.
Saturday Night: Mostly clear, with a low around 32. Calm wind.
Sunday: Sunny, with a high near 59. Calm wind becoming west around 6 mph.
Sunday Night: Clear, with a low around 35. Calm wind.
Monday: Sunny, with a high near 64. Calm wind becoming southwest around 5 mph.
Monday Night: Mostly clear, with a low around 40. Calm wind.
Tuesday: Sunny, with a high near 66. Calm wind becoming west around 5 mph.
Tuesday Night: Mostly clear, with a low around 40. Calm wind.
Veterans Day: Mostly sunny, with a high near 64. Calm wind becoming northwest around 5 mph.