Blackburn Airport Weather Forecast
- 46
- 73
Slight Chance Thunderstorms
- 39
- 64
Partly Sunny
- 49
- 69
Rain Showers Likely
- 54
- 79
Slight Chance Thunderstorms
- 54
- 82
Rain Showers Likely
- 60
- 80
Rain Showers Likely
- 56
- 82
Rain Showers Likely
Today 12 May Dane
Partly sunny with a 40 percent chance of light Showers and Thunderstorms. West Winds 15 to 20 Mph with Gusts to around 35 Mph.
Tonight 12 May Dane
Partly cloudy. Lows in the mid 40s. Northwest Winds 5 to 15 Mph with Gusts to around 30 Mph.
Blackburn Airport Temperature Statistics
May Temperature
Janesville-Rock County (18 miles)
Lowest 2 May, 2026
30.2 °FAverage May
48.2 °FHighest 4 May, 2026
80.6 °F
Climate (2021–Present)
Janesville-Rock County (18 miles)
Average Low 2021–2026
40.4 °FAverage 2021–2026
48.8 °FAverage High 2021–2026
60.4 °F