Dacy Airport Weather Forecast
- 55
- 74
Partly Sunny
- 61
- 78
Rain Showers Likely
- 47
- 72
Rain Showers Likely
- 44
- 65
Partly Sunny
- 50
- 66
Rain Showers Likely
- 47
- 69
Rain Showers Likely
Today 22 Apr McHenry
Partly cloudy. Highs in the lower 70s. North Winds 5 to 10 Mph, becoming northeast in the afternoon.
Tonight 22 Apr McHenry
Partly cloudy. Lows in the mid 50s. East Winds 5 to 10 Mph, becoming south after midnight.
Dacy Airport Temperature Statistics
April Temperature
Janesville-Rock County (25.5 miles)
Lowest 7 April, 2026
23 °FAverage April
47.9 °FHighest 17 April, 2026
78.8 °F
Climate (2021–Present)
Janesville-Rock County (25.5 miles)
Average Low 2021–2026
40.4 °FAverage 2021–2026
48.8 °FAverage High 2021–2026
60.4 °F