Why does the city of Rome, Italy get more rain in summer compared to Paris, France?

Introduction: What are the climate patterns in Rome, Italy and Paris, France?

The climate in Paris, France is generally mild and humid with an average temperature of 70 degrees Fahrenheit. In contrast, the climate is often hot and dry in Rome, Italy averaging 80 degrees. Rome is also known for its cool winters but this does not make up for the humid summers which are steamy by nature. The pattern of rainfall in Rome is also much less erratic than in Paris which makes it an ideal destination for vacationers.
To compare the climate of Rome, Italy with that of Paris, France we first need to take a look at the geography of each city. Rome is located on a territory known as the Italian Peninsula while Paris is located in the northern part of the French region of Île-de-France. Both cities are also near large bodies of water; in fact, there is no land between France and Italy. Due to this proximity, there is often heavy fog which can disrupt air travel as well as navigation.

which city gets more rain in the summer rome italy or paris france
which city gets more rain in the summer rome italy or paris france

What is the average rainfall pattern in Rome, Italy during the summer months? (

The average rainfall pattern in Rome during the summer months is an average of 4.5 inches of rain. The wettest month is July with an average rainfall total of 5.62 inches, while the driest month is June with 2 inches of rainfall. From June to September, which is the peak of the summer months, there is more of a chance for thunderstorms to reach the area.
The lowest total of rainfall recorded in a 24-hour period during the summer months was 0.02 inches in July 1997.
Rome, Italy is located in the central southern part of Italy that borders both France and Switzerland. The city is approximately 300 miles from the coast of Italy and is nicknamed “The Eternal City” because it hasn’t changed its location since 753 B.C. The city, which has an estimated population of 2 million, contains all areas of architecture from ancient Rome to modern day buildings. Rome, Italy has experienced a variety of different views throughout its history, such as the Roman Empire, the Kingdom of Italy and the Republic of Italy.

which city gets more rain in the summer rome italy or paris france
which city gets more rain in the summer rome italy or paris france

What is the average rainfall pattern in Paris during summer months?

The average rainfall pattern in Paris during the summer months is an average of 4.35 inches of rain. The wettest month is July with an average rainfall total of 6.2 inches, while the driest month is June with 1.25 inches of rainfall. From June to August, which is the peak of the summer months, there is more of a chance for thunderstorms to reach the area.
The average temperature in Paris during the summer months is 75 degrees Fahrenheit. The hottest month is July with an average temperature of 75.5 degrees, while the coldest month is May with 66.7 degrees on average.
France is located in the northern part of the continent of Europe, bordering the Atlantic Ocean and Mediterranean Sea. It is between 49 degrees north and 2 degrees west of Greenwich. The climate in France is mostly maritime temperate with cool winters and warm summers.

which city gets more rain in the summer rome italy or paris france
which city gets more rain in the summer rome italy or paris france

Conclusion: Does the average rainfall patterns between Rome and Paris play a part in why one gets more rain than the other?

A difference in rainfall amount cannot be the sole reason why Rome gets more rain than Paris. Differences in the general climate and precipitation patterns between the two cities may contribute to this result. In general, Paris gets more rain during the winter months because of the difference in precipitation between autumn and spring. Fall is more rainier than spring and the amount of rainfall over the whole year is larger in winter than in summer. On average, Paris gets 91 mm of precipitation per month during autumn and 31 mm during spring.
As to why one city gets more rain than the other, a difference in climate can’t be the sole reason because weather systems moving from Europe to France tend to make it rain in Paris rather than Rome.[1] Therefore, climatic patterns play an important role in explaining how much it rains in both cities. Furthermore, Paris stands on a higher latitude and is closer to the Atlantic coast, which are both factors that make it get more rain than Rome. An increase in temperature with height can also explain why one city gets more rain than the other.
Percentage of rainfall from different months in Rome and Paris (Source: [2])

which city gets more rain in the summer rome italy or paris france
which city gets more rain in the summer rome italy or paris france