Bologna Climate by Month
Bologna has a warm maritime climate. The pleasant weather in Bologna makes this city an ideal destination for a holiday or short break. You can visit Bologna throughout most of the year except for the real winter months (December - March). In summer (between July and September) Bologna can become very hot. There can also be periods of heavy rain, particularly in spring and autumn.
During winter the weather can be cold and fairly unpredictable.
Average day and night temperature
Visitors to Bologna can expect significant temperature changes throughout the year. Average daytime temperatures range from a very warm 32°C in July, the warmest time of the year, to a chilly 9°C during cooler months like January. At night, temperatures typically average around 1°C during these months.
The mean minimum and maximum temperatures throughout the year
Precipitation and rainy days
Generally, Bologna experiences moderate precipitation patterns, averaging 832 mm yearly. While rainfall varies throughout the year, each season offers its own charm. November brings wetter days averaging 93 mm of precipitation, spread over 13 rainy days. In contrast, January experiences a drier climate, with about 48 mm of rainfall spread across 12 rainy days.The mean monthly precipitation over the year, including rain, hail and snow
The average number of days each month with precipitation
Sunshine over the year
Seasonal changes in sunshine hours are quite dramatic in Bologna. While July receives considerable daily sunshine with up to 9.7 hours, December marks the darkest time of the year, where sunshine is scarce with only 2.5 hours of sunlight per day.Monthly hours of sunshine
Daily hours of sunshine
Average humidity
The relative humidity is moderate throughout the year in Bologna.
Relative humidity over the year
The best time of year to visit Bologna in Italy
During the months of May and October you are most likely to experience good weather with pleasant average temperatures that fall between 20°C and 26°C.Other facts from our historical weather data:
July has an average maximum temperature of 32°C and is the warmest month of the year.
The coldest month is January with an average maximum temperature of 9°C.
November tops the wettest month list with 93 mm of rainfall.
January is the driest month with 48 mm of precipitation.
July is the sunniest month with an average of 292 hours of sunshine.
No idea where to travel to this year? We have a tool that recommends destinations based on your ideal conditions. Find out where to go with our weather planner.
