Hillsdale Weather Forecast
- 72
- 91
Chance Thunderstorms
- 74
- 93
Slight Chance Thunderstorms
- 74
- 96
Chance Thunderstorms
- 73
- 93
Chance Thunderstorms
- 72
- 92
Rain Showers Likely
- 72
- 92
Chance Thunderstorms
- 72
- 93
Chance Thunderstorms
Today 5 Sep St. Helena
Mostly sunny. A chance of Showers and Thunderstorms this afternoon. Highs around 90. Northeast Winds around 5 Mph, becoming east around 5 Mph this afternoon. Chance of rain 50 percent.
Tonight 5 Sep St. Helena
Partly cloudy. A chance of Showers and Thunderstorms this evening. Lows in the lower 70s. South Winds around 5 Mph this Evening, becoming light and variable. Chance of rain 40 percent.
Hillsdale Temperature Statistics
September Temperature
Hammond, Hammond Municipal Airport (19.3 miles)
Lowest 2 September, 2026
74.8 °FAverage September
83.5 °FHighest 2 September, 2026
94.1 °F
Climate (2021–2026)
Hammond, Hammond Municipal Airport (19.3 miles)
Average Low 2021–2026
59.3 °FAverage 2021–2026
68.7 °FAverage High 2021–2026
79.7 °F