Early - Merkel Field Weather Forecast
- 57
- 85
Mostly Sunny
- 58
- 84
Mostly Sunny
- 60
- 86
Partly Sunny
- 60
- 79
Chance Rain Showers
- 59
- 77
Chance Rain Showers
- 58
- 77
Chance Rain Showers
Today 16 Sep Winnebago
Sunny. Highs in the mid 80s. East Winds around 5 Mph.
Tonight 16 Sep Winnebago
Mostly clear. Lows in the upper 50s. East Winds around 5 Mph in the Evening, becoming light and variable.
Early - Merkel Field Temperature Statistics
September Temperature
Rockford, Greater Rockford Airport (13.7 miles)
Lowest 7 September, 2025
39.9 °FAverage September
62 °FHighest 12 September, 2025
84 °F
Climate (2020–Present)
Rockford, Greater Rockford Airport (13.7 miles)
Average Low 2020–2025
41.6 °FAverage 2020–2025
51.7 °FAverage High 2020–2025
61.5 °F