Smithfield Weather Forecast
- 57
- 83
Chance Rain Showers
- 53
- 82
Chance Rain Showers
- 56
- 86
Partly Sunny
- 42
- 76
Mostly Sunny
- 44
- 73
Mostly Sunny
- 49
- 78
Partly Sunny
- 48
- 80
Mostly Sunny
Today 10 Sep Cache Valley/Utah Portion
Sunny in the morning then becoming partly cloudy. Highs in the mid 80s.
Tonight 10 Sep Cache Valley/Utah Portion
Mostly cloudy. A 30 percent chance of rain Showers after midnight. Lows in the mid 50s.
Smithfield Temperature Statistics
September Temperature
Logan-Cache Airport (3.1 miles)
Lowest 8 September, 2026
41 °FAverage September
68.7 °FHighest 5 September, 2026
86 °F
Climate (2021–2026)
Logan-Cache Airport (3.1 miles)
Average Low 2021–2026
35.9 °FAverage 2021–2026
49 °FAverage High 2021–2026
62 °F