Historical weather data, all-time temperature records, and monthly climate averages for Dunwoody, GA. Explore typical weather conditions by week for trip planning, and see how today compares to the historical record.
April 5th in Dunwoody typically lands in that pleasant shoulder-season sweet spot — average highs near 66° with lows around 46°. But the date has some range: it hit 86° as recently as 2025, and dipped to 34° back in 1951. There's also a coin-flip chance (43%) of rain, so keep an umbrella close.
Dunwoody's weather has some serious teeth on both ends — the thermometer once hit 102° in July 1952 and cratered to -4° in January 1963, a 106-degree spread between extremes. The wettest single day on record dumped 4.45 inches in October 1962, and the snowiest brought 4 inches in February 1952.
Summers here are long and legitimately hot, with highs peaking around 89-90° from late July through early August and not dropping back to comfortable until October. Winters are mild but real — December highs hover around 49-53°, though deep freezes are rare. If you're planning around rain, note that mid-July is the wettest stretch of the year.