Blackburn Airport Weather Forecast
- 47
- 76
Chance Thunderstorms
- 39
- 63
Partly Sunny
- 48
- 68
Partly Sunny
- 54
- 77
Mostly Sunny
- 55
- 82
Chance Thunderstorms
- 58
- 81
Rain Showers Likely
Today 12 May Dane
Warmer, breezy. Cloudy with numerous light rain Showers in the Morning, then partly sunny with chance of light rain Showers and Thunderstorms in the afternoon. Highs in the mid 70s. South Winds 10 to 20 Mph shifting to the west 15 to 25 Mph in the afternoon. Gusts up to 40 Mph. Chance of precipitation 70 percent.
Tonight 12 May Dane
Partly cloudy. Lows in the mid 40s. Northwest Winds 10 to 20 Mph.
Blackburn Airport Temperature Statistics
May Temperature
Janesville-Rock County (18 miles)
Lowest 2 May, 2026
30.2 °FAverage May
48.3 °FHighest 4 May, 2026
80.6 °F
Climate (2021–Present)
Janesville-Rock County (18 miles)
Average Low 2021–2026
40.4 °FAverage 2021–2026
48.7 °FAverage High 2021–2026
60.4 °F