Winters in Douglas, Ireland are mild and unpredictable, with temperatures fluctuating between freezing lows of -2°C in January and warmer highs of 11°C. Spring arrives slowly, with March marking a gentle rise in temperatures to an average of 7°C. As the season progresses, April and May bring increasing warmth, with averages reaching 9°C by May. Summer months are the warmest, with July and August averaging highs around 16-17°C. Autumn returns to cooler temperatures, with October and November averaging around 8-11°C before the winter chill sets in again.