Smyrna Weather Forecast
- 41
- 54
Chance Rain Showers
- 43
- 50
Rain Showers Likely
- 35
- 50
Chance Rain Showers
- 28
- 41
Rain/Freezing Rain
- 19
- 35
Rain/Freezing Rain Likely
- 9
- 32
Mostly Sunny
- 16
- 36
Partly Sunny
Today 21 Jan Cobb
Partly sunny. Near steady temperature in the lower 50s. South Winds 5 to 10 Mph.
Tonight 21 Jan Cobb
Mostly cloudy with a 50 percent chance of Showers. Not as cold with Lows in the lower 40s. Light south Winds.
Smyrna Temperature Statistics
January Temperature
Marietta / Dobbins Air Force Base (1.9 miles)
Lowest 16 January, 2026
20.5 °FAverage January
48.1 °FHighest 7 January, 2026
70.3 °F
Climate (2021–Present)
Marietta / Dobbins Air Force Base (1.9 miles)
Average Low 2021–2026
53.8 °FAverage 2021–2026
62.9 °FAverage High 2021–2026
72.8 °F