Smithfield Weather Forecast
- 55
- 76
Becoming Sunny
- 60
- 81
Partly Sunny
- 60
- 85
Chance Rain Showers
- 60
- 84
Chance Rain Showers
- 62
- 84
Chance Rain Showers
- 62
- 85
Chance Rain Showers
Today 30 Mar Johnston
Partly sunny. Warmer with Highs in the mid 70s. Southwest Winds 5 to 10 Mph.
Tonight 30 Mar Johnston
Partly cloudy and not as cool. Near steady temperature in the upper 40s. South Winds around 5 Mph.
Smithfield Temperature Statistics
March Temperature
Smithfield, Johnston County Airport (3.1 miles)
Lowest 18 March, 2026
28.4 °FAverage March
59.7 °FHighest 11 March, 2026
89.6 °F
Climate (2021–Present)
Smithfield, Johnston County Airport (3.1 miles)
Average Low 2021–2026
50.7 °FAverage 2021–2026
61.6 °FAverage High 2021–2026
73.4 °F