Mount Olive Weather Forecast
- 55
- 80
Mostly Sunny
- 62
- 81
Partly Sunny
- 47
- 81
Rain Showers
- 42
- 64
Mostly Sunny
- 50
- 71
Mostly Sunny
- 43
- 71
Mostly Sunny
Today 16 Oct Macoupin
Sunny. Highs in the lower 80s. East Winds 5 to 10 Mph.
Tonight 16 Oct Macoupin
Mostly clear in the Evening, then becoming partly cloudy. Lows in the upper 50s. Southeast Winds 5 to 10 Mph.
Mount Olive Temperature Statistics
October Temperature
Litchfield Municipal Airport (6.2 miles)
Lowest 8 October, 2025
43.2 °FAverage October
65.7 °FHighest 3 October, 2025
87.6 °F
Climate (2020–Present)
Litchfield Municipal Airport (6.2 miles)
Average Low 2020–2025
45.2 °FAverage 2020–2025
54.4 °FAverage High 2020–2025
64 °F