Hartwell Weather Forecast
- 74
- 93
Slight Chance Thunderstorms
- 74
- 95
Chance Thunderstorms
- 74
- 95
Slight Chance Thunderstorms
- 75
- 96
Slight Chance Thunderstorms
- 73
- 95
Chance Thunderstorms
- 73
- 92
Chance Thunderstorms
Today 17 Jul Hart
Mostly sunny. A slight chance of Showers and Thunderstorms this afternoon. Highs in the lower 90s. Southwest Winds 5 to 10 Mph. Chance of rain 20 percent. Heat index Values up to 102.
Tonight 17 Jul Hart
Mostly clear. Lows in the mid 70s. Southwest Winds around 5 Mph.
Hartwell Temperature Statistics
July Temperature
Anderson, Anderson County Airport (16.2 miles)
Lowest 6 July, 2025
69.7 °FAverage July
83.3 °FHighest 8 July, 2025
98.7 °F
Climate (2020–Present)
Anderson, Anderson County Airport (16.2 miles)
Average Low 2020–2025
53.2 °FAverage 2020–2025
63.2 °FAverage High 2020–2025
73.9 °F