The map and graph display, depending on the chosen scenario, the average number of tropical days per year in the current climate (1991-2020) and for the climate around 2050 and 2100. The lowest climate scenario is referred to as Ln, and the highest as Hd. In the Netherlands, a tropical day is defined as a day with a maximum temperature of 30 °C or higher. Due to the moderating effect of the sea, tropical days are less frequent along the coast than inland. The southeast of the country has the highest number of tropical days per year.