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Bologna Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit Bologna.
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Climate overview of Bologna
During winter the weather can be cold and fairly unpredictable.
Bologna Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Bologna - and find the best time to visit.
Monthly Temperature in Bologna
Visitors to Bologna can expect significant temperature changes throughout the year. Average maximum daytime temperatures range from a very warm 32°C (90°F) in July, the warmest time of the year, to a chilly 9°C (48°F) during cooler months like January.
At night, you can expect temperatures ranging from 20°C (68°F) in July to around 1°C (34°F) during January.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in Bologna
Generally, Bologna experiences moderate precipitation patterns, averaging 832 mm (33 in) yearly. While rainfall varies throughout the year, each season offers its own charm. November brings wetter days averaging 93 mm (3.7 in) of precipitation, spread over 13 rainy days.
In contrast, the driest month January experiences a drier climate, with about 48 mm (1.9 in) of rainfall spread across 12 rainy days. For more details, please visit our Bologna Precipitation page.
The mean monthly precipitation over the year, including rain, hail, and snow
The average number of days each month with precipitation
Sunshine Hours in Bologna
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.
Visit our detailed sunshine hours page for more information.
Monthly hours of sunshine
Daily hours of sunshine
Humidity in Bologna by Month
The relative humidity is high throughout the year in Bologna.
The city experiences its highest humidity in November, reaching 85%. In July, the humidity drops to its lowest level at 65%. What does this mean? Read our detailed page on humidity levels for further details.
Relative humidity over the year
Best Time to Visit Bologna
For comfortable weather, consider visiting Bologna in April, May, September and October. Conditions are usually least favourable in January and December.
Monthly ratings reflect general weather comfort, based on daytime temperature and rainfall. Swimming and winter conditions are highlighted separately where relevant.
Jan
cold
Feb
mixed
Mar
good
Apr
excellent
May
excellent
Jun
good
Jul
good
Aug
good
Sep
excellent
Oct
excellent
Nov
good
Dec
cold
- Best overall: April, May, September and October
- Warmest weather: July and August
- Most sunshine: July
- Fewest rainy days: July, August and September
- Seasonal pattern: Very warm summers and cold winters
Frequently asked questions about the climate in Bologna
What is the best time to visit Bologna?
April, May, September and October typically offer the most optimal weather in Bologna. In contrast, January and December tend to have less optimal conditions. Bologna has very warm summers and cold winters.
What temperatures can I expect in Bologna?
Daytime highs range from 9°C (48°F) in January to 32°C (90°F) in July. Nighttime lows range from 1°C (34°F) to 20°C (68°F). Temperatures vary considerably through the year.
How much rain does Bologna get?
Annual rainfall is around 832 mm (33 in). November is the wettest month with 93 mm (3.7 in), while January is the driest with 48 mm (1.9 in).
How sunny is Bologna?
Bologna receives around 2,054 hours of sunshine per year. July is the sunniest month with 292 hours, while December is the cloudiest with just 76 hours. Overall, Bologna enjoys abundant sunshine.
Bologna 3-Day Forecast
Bologna on the map
Bologna is highlighted - select any city to see its climate.
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