Grant County Fairgrounds Weather Forecast
- 69
- 92
Mostly Sunny
- 71
- 93
Increasing Clouds
- 71
- 92
Chance Rain Showers
- 72
- 90
Chance Thunderstorms
- 69
- 90
Mostly Sunny
- 69
- 88
Slight Chance Rain Showers
- 67
- 87
Slight Chance Thunderstorms
Today 14 Jul Grant
Sunny, hot with Highs in the lower 90s. West Winds 5 to 10 Mph. Heat index Values up to 100.
Tonight 14 Jul Grant
Mostly clear. Patchy fog after midnight. Lows in the upper 60s. Light Winds. Heat index Values up to 100 early this evening.
Grant County Fairgrounds Temperature Statistics
July Temperature
Platteville Municipal Airport (16.8 miles)
Lowest 7 July, 2026
61.2 °FAverage July
76.8 °FHighest 1 July, 2026
89.8 °F
Climate (2021–2026)
Platteville Municipal Airport (16.8 miles)
Average Low 2021–2026
40.7 °FAverage 2021–2026
49.9 °FAverage High 2021–2026
58.8 °F