Glen Burnie's winters are mild and unpredictable, with temperatures fluctuating between freezing and above-average warmth. Spring brings a steady rise in temperatures, averaging around 9°C by March, but still experiencing chilly mornings and warm afternoons. Summer is warm to hot, with July and August being the hottest months, often reaching highs above 30°C. Autumn sees a gradual drop in temperature, returning to mild winter conditions by November.