Weather forecast for: Arthur IL
Last Update: 2:21 pm CST Nov 4, 2026
This Afternoon: A slight chance of drizzle. Mostly cloudy, with a high near 62. West southwest wind 10 to 13 mph, with gusts as high as 20 mph.
Tonight: Patchy drizzle, mainly between 7pm and 10pm. Mostly cloudy, with a low around 45. West southwest wind 7 to 9 mph, with gusts as high as 15 mph.
Thursday: Partly sunny, with a high near 59. West southwest wind 8 to 14 mph, with gusts as high as 21 mph.
Thursday Night: Mostly cloudy, with a low around 40. West wind 6 to 9 mph becoming north after midnight.
Friday: Cloudy, then gradually becoming mostly sunny, with a high near 52. North northwest wind 8 to 11 mph, with gusts as high as 18 mph.
Friday Night: Mostly clear, with a low around 30. North northwest wind 3 to 7 mph.
Saturday: Sunny, with a high near 53. North northwest wind 3 to 6 mph.
Saturday Night: Mostly clear, with a low around 29.
Sunday: Sunny, with a high near 59.
Sunday Night: Mostly clear, with a low around 31.
Monday: Sunny, with a high near 64.
Monday Night: Clear, with a low around 36.
Tuesday: Sunny, with a high near 65.