Lehi Weather Forecast
- 51
- 82
Mostly Sunny
- 48
- 79
Slight Chance Thunderstorms
- 50
- 81
Sunny
- 55
- 84
Partly Sunny
- 56
- 85
Mostly Cloudy
- 55
- 80
Chance Rain Showers
Today 15 Sep Utah Valley
Sunny. Highs around 80.
Tonight 15 Sep Utah Valley
Mostly clear. Lows in the mid 50s.
Lehi Temperature Statistics
September Temperature
Provo, Provo Municipal Airport (13.7 miles)
Lowest 1 September, 2025
57 °FAverage September
73.4 °FHighest 2 September, 2025
91 °F
Climate (2020–Present)
Provo, Provo Municipal Airport (13.7 miles)
Average Low 2020–2025
41.8 °FAverage 2020–2025
52.6 °FAverage High 2020–2025
63.7 °F