The table compares average annual weather data across Edinburgh, Paris, Helsinkl and Casablanca in terms of annual rainfall, the number of wet days, snowfall, temperature ranges and daily sunlight duration.
Overall, Paris has the greatest level of rainfall, followed by Edinburgh and Helsinkl, both of which are relatively wetter compared with other cities. Helsinkl is the coolest city, while Casablanca is the driest.
On the one hand, the number of wet days in Helsinkl is 50mm more than that in Edinburgh, at 550mm compared with 500mm. However, Helsinkl records the longest wet days and the greatest snowfall, at 181 days and 450mm respectively, more than 150 days and 75mm in Edinburgh. On top of that, annual temperature range in Helsinkl is wider than in Edinburgh, with -10 to +18 degrees Celsius for the former and 5 to15 degree Celsius for the latter. It is worth noting thay both cities have only few sunlight hours per day, at 4.7 hours for Helsinkl and 4 hours in Edinburgh.
On the other hand, Paris experiences the greatest annual rainfall amongst the four cities, at 700 mm. Casablanca, in contrast, records the lowest annual rainfall at 26mm. Paris has more wetter days than Casablanca, at 78 days compared with a mere 5 days. While Casablanca has no snowfall, Paris has a few snowfall at 10mm each year. On the contrary, Casablanca records longer hours of sunlight, with each day at 9 hours, 2.5 hours longer than that in Paris at 6.5 hours. Both cities are identical in annual temperature ranges, with 9-25 degree Celsius in Paris, and 9-35 degree Celsius in Casablanca.