Since the city is near the Atlantic Ocean, Hamburg has an oceanic temperature. In Hamburg, June through August months experience warm weathers with highs of about 22 °C. Hamburg does not receive much snow; however, it does experience snowfall once or twice each year. The coldest months of the year are December through February, reaching lows of about -1.4 °C. Wintertime in Hamburg is cold and bitter, and, as expected, tourism declines during these cold and windy months.
This beautiful city experiences highest numbers of tourists year round, but the most popular time would be from May to October. The weather is beautiful and comfortable during these months. During summer, however, Hamburg might get random rainfall, so take an umbrella.