Jamestown Weather Forecast
- 66
- 76
Rain Showers Likely
- 66
- 79
Rain Showers
- 71
- 88
Chance Thunderstorms
- 69
- 92
Rain Showers Likely
- 61
- 83
Thunderstorms Likely
- 64
- 84
Slight Chance Thunderstorms
- 60
- 84
Chance Thunderstorms
Today 7 Jun Grant
Showers likely with a chance of Thunderstorms. Near steady temperature in the upper 70s. Southeast Winds 5 to 10 Mph. Chance of rain 70 percent.
Tonight 7 Jun Grant
Showers likely with a chance of Thunderstorms. Lows in the mid 60s. Southeast Winds 5 to 10 Mph. Chance of rain 70 percent.
Jamestown Temperature Statistics
June Temperature
Platteville Municipal Airport (8.7 miles)
Lowest 2 June, 2026
52 °FAverage June
70.9 °FHighest 4 June, 2026
85.1 °F
Climate (2021–Present)
Platteville Municipal Airport (8.7 miles)
Average Low 2021–2026
40.7 °FAverage 2021–2026
49.9 °FAverage High 2021–2026
58.8 °F