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City in Emilia-Romagna, Italy

Bologna weather by month and the best time to visit

Updated October 2026Sources
Apr–Jun, Sep–OctBest time to visit

When to go to Bologna

Apr–Jun and Sep–Oct are warm and bright. July–August is hot and humid, and many places close mid-August; winter fog is damp and cold.

Bologna weather by month

Average daily high, rainfall and conditions.

PleasantHotRainyCool or coldBest months
0°10°20°30°JFMAMJJASOND
Average highAverage lowRainfall

Monthly averages

MonthHighLowRainHumidityConditions
January8°C47°F0°C33°F41 mm87%Cold
February10°C50°F1°C34°F58 mm83%Cold
March14°C58°F4°C40°F54 mm77%Cool
April19°C66°F8°C47°F52 mm72%Pleasant
May24°C76°F13°C55°F62 mm66%Pleasant
June30°C86°F18°C64°F50 mm58%Pleasant
July34°C92°F20°C69°F39 mm51%Hot
August33°C91°F20°C68°F39 mm53%Pleasant
September26°C80°F15°C59°F58 mm64%Pleasant
October21°C69°F10°C51°F74 mm76%Pleasant
November14°C57°F6°C42°F82 mm86%Cool
December9°C48°F1°C35°F48 mm87%Cold

Best months across Italy

PlaceBest monthsWarmest month
RomeApr–Jun, Sep–OctJul (33°C)
VeniceApr–May, Sep–OctJul (29°C)
FlorenceApr–May, Sep–OctJul (33°C)
MilanApr–Jun, Sep–OctJul (30°C)
Amalfi CoastMay–Jun, Sep–OctAug (27°C)
NaplesApr–Jun, Sep–OctJul (33°C)
Lake ComoApr–Jun, Sep–OctJul (28°C)
Cinque TerreApr–Jun, Sep–OctAug (25°C)
SicilyApr–Jun, Sep–OctAug (32°C)
TuscanyApr–Jun, Sep–OctJul (33°C)
PositanoMay–Jun, Sep–OctAug (26°C)
SardiniaMay–Jun, Sep–OctAug (28°C)
BolognaApr–Jun, Sep–OctJul (34°C)
VeronaApr–Jun, Sep–OctJul (31°C)
PisaApr–Jun, Sep–OctJul (31°C)
CapriMay–Jun, Sep–OctAug (26°C)
SorrentoMay–Jun, Sep–OctAug (27°C)
Lake GardaMay–Jun, SepJul (31°C)
TurinApr–Jun, Sep–OctJul (30°C)
SienaApr–Jun, Sep–OctJul (32°C)
PugliaMay–Jun, Sep–OctJul (32°C)
DolomitesJan–Mar, Jul, SepJul (22°C)
TaorminaMay–Jun, Sep–OctAug (32°C)
PalermoApr–Jun, Sep–OctAug (32°C)
CataniaApr–Jun, Sep–OctJul (36°C)
BariApr–Jun, Sep–OctJul (32°C)
MateraApr–Jun, Sep–OctJul (30°C)
LecceApr–Jun, Sep–OctAug (30°C)
GenoaApr–Jun, Sep–OctJul (31°C)
LuccaApr–Jun, Sep–OctJul (32°C)

Quick answers

What is the best month to visit Bologna?

Apr–Jun, Sep–Oct. Apr–Jun and Sep–Oct are warm and bright. July–August is hot and humid, and many places close mid-August; winter fog is damp and cold.

When is the rainy season in Bologna?

Rain peaks in November with about 82 mm. No month averages 150 mm or more.

What is the hottest month in Bologna?

July, with average highs of 34°C (92°F).

How cold does Bologna get?

The coolest nights are in January, averaging 0°C (33°F).

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Sources

Climate averages are modelled from NASA POWER (MERRA-2) for 2001–2020 at about 50 km resolution, so coasts and valleys can differ a little. Temperatures are adjusted by 0.8°C for the city's elevation. Compiled and reviewed by SoloSquare. How we compile and score this. Spotted something out of date? Tell us.