Day
6 °C
Night
0 °C
Sea
11 °C
Precipitation
35 mm
in month
Rainy days
6 days
in month
Daylight
9 hours
average
Sunshine
3 hours
average
Humidity
83 %
We make the most from 40 years of historical weather data to predict the best weather conditions.
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The city of Bologna, located in Italy, typically experiences a temperate continental climate characterized by modestly cold winters and warm summers. Throughout the year, daytime temperatures vary significantly, peaking at approximately 31 °C (88 °F) in the heat of July and dipping to a low of approximately 6 °C (44 °F) during the chilly days of January. Overnight temperatures also fluctuate, descending to 0 °C (33 °F) in January and soaring to around 20 °C (67 °F) in July nights. The lowest precipitation levels occur in January with an average of 6 days of rainfall, contrasting with May, the most precipitous month, which averages about 9 days of rain.
January in Bologna brings the coldest daytime temperatures as well as the lowest nighttime temperatures, dropping down to an average of 0 °C (33 °F). The city experiences its fewest rainy days this month, averaging 6 days, and the precipitation volume is also at its lowest, hitting 35 mm (1.37 in). Winds are generally calm, with January seeing the lowest average wind speeds.
In February, a gradual increase in daytime temperatures can be noted in Bologna, where they rise to an average of 9 °C (48 °F), and nighttime temperatures also begin their ascent, averaging 2 °C (35 °F). Slightly more frequent rain is observed with an increase to 7 days of precipitation. The duration of sunlight per day starts to extend in February.
March continues the warming trend from the previous month, with day temperatures escalating to 14 °C (58 °F) and night temperatures rising to 5 °C (42 °F). Additionally, the inception of increased rainfall volume is evident, reaching 52 mm (2.05 in), while the number of rainy days accumulates to 7 days. The city enjoys more hours of sunshine, averaging 5 hours per day in March.
April's warmth is more pronounced, as daytime temperatures climb to 18 °C (65 °F) and nights warm up to 9 °C (48 °F). The city begins to attract tourists around this time due to the favorable conditions. Rainfall instances continue to gain momentum, with April marking an average of 9 days. Monthly precipitation volume also increases, hitting 60 mm (2.36 in).
May in Bologna is characterized by rising temperatures, with daytime averages reaching 24 °C (75 °F) and nighttime averages at 14 °C (56 °F). Tourist activity nearly reaches its peak in May, and the city observes its highest number of rainy days. Sun hours per day continue to climb, standing at 7 hours.
June sees further elevation in day temperatures, with an average of 28 °C (82 °F), and night temperatures rising to 17 °C (62 °F). The tourism peak is imminent. The rainfall volume begins to decline, with an average of 56 mm (2.19 in). More sunny hours, now averaging 8 hours, grace the city in June.
Bologna experiences the height of its summer in July with the highest day temperatures averaging 31 °C (88 °F) and similarly peak nighttime temperatures. Tourist activity is in full swing. A downswing in rainy days can be noted. July also boasts the maximum sunny hours per day, topping at 9 hours.
Tourist activity continues to thrive in August, despite a slight decrease in day temperatures. Rainy days begin to ascend again, averaging 7 days, and rainfall volume experiences a modest rise. The duration of sunny hours per day commences its decrease in August.
The close of the tourist season in September coincides with the decline of day temperatures, averaging 26 °C (78 °F), while night temperatures also begin to decrease, registering 16 °C (60 °F) on average. Bologna experiences more rainfall, with the volume reaching 63 mm (2.50 in). The reduction in sunny hours per day continues.
With the tourist season still present, October's day temperatures retreat to an average of 20 °C (67 °F), a contrast to the declining night temperatures which average 11 °C (53 °F). The number of rainy days sees a rise and rainfall volume reaches its zenith, averaging 77 mm (3.02 in).
November observes a significant drop in day temperatures, with an average of 12 °C (54 °F), and night temperatures also recede, settling at 6 °C (42 °F). The escalation of rainy days is sustained, with an average of 9 days. The dwindling sunshine persists throughout the month.
The onset of December sees a continuation of the temperature dip, with average daytime lows of 7 °C (45 °F) and nighttime lows of 2 °C (35 °F). There is a moderate decline in the number of rainy days, and the amount of rainfall also begins to decrease. The city has the least amount of daily sunshine during this month.
Typically, Bologna has around 6 days of rain in January.
February sees a slight rise in daytime temperatures, averaging 9 °C (48 °F) in Bologna.
Bologna benefits from an extension in daily sunshine, with an average of 5 hours in March.
In April, Bologna experiences a further increase in precipitation, with rainfall averaging 60 mm (2.36 in).
As May progresses, nights in Bologna get warmer, averaging around 14 °C (56 °F).
June marks the start of a decrease in rainfall volume with Bologna receiving an average of 56 mm (2.19 in).
July enjoys the longest sunshine hours in Bologna, with an average of 9 hours of clear skies per day.
The average rainfall count for Bologna in August sees a slight uptick, with the city averaging 47 mm (1.86 in).
In September, Bologna sees a decrease in sunny hours, averaging to approximately 7 hours per day.
October in Bologna is distinctive for a noticeable uptick in rainy days, averaging close to 8 days.
In November, expect rainfall to occur on an average of 9 days throughout the month in Bologna.
December has the least amount of sunshine in Bologna, with barely 2 hours of direct sunlight on average each day.