South Beloit Weather Forecast
- 67
- 88
Severe Tstms
- 55
- 84
Thunderstorms
- 60
- 80
Mostly Sunny
- 56
- 84
Rain Showers Likely
- 53
- 72
Partly Sunny
- 53
- 74
Slight Chance Thunderstorms
- 53
- 76
Chance Thunderstorms
Today 10 Jun Winnebago
Partly cloudy late in the Morning, then becoming mostly cloudy. A slight chance of Showers and Thunderstorms late in the Morning, then Showers and Thunderstorms likely in the afternoon. Some Thunderstorms may produce gusty Winds and small hail. Breezy. Highs in the mid 80s. Temperature falling into the upper 70s in the afternoon. Southwest Winds 10 to 15 Mph, increasing to 15 to 20 Mph with Gusts up to 30 Mph in the afternoon. Chance of precipitation 70 percent.
Tonight 10 Jun Winnebago
Mostly cloudy. Showers and Thunderstorms likely early in the Evening, then a chance of Showers and Thunderstorms late in the evening. Some Thunderstorms may produce gusty Winds in the evening. Breezy. Lows in the upper 60s. Southwest Winds 10 to 15 Mph with Gusts up to 30 Mph. Chance of precipitation 70 percent.
South Beloit Temperature Statistics
June Temperature
Janesville-Rock County (8.7 miles)
Lowest 3 June, 2026
44.6 °FAverage June
66.7 °FHighest 4 June, 2026
87.8 °F
Climate (2021–Present)
Janesville-Rock County (8.7 miles)
Average Low 2021–2026
40.3 °FAverage 2021–2026
48.7 °FAverage High 2021–2026
60.4 °F