May · Italy
Best time to visit Bologna in May Weather, crowds & prices
Weather in Bologna in May
Average temperature 18°C, 130 mm of rain, about 27 days with 6+ hours of sunshine and 70% humidity — based on the five most recent complete years of ERA5 data (2021–2025).
May score
7.8/10
Ranked #8 of 12 months
- Avg temp
- 18°C
- Rainfall
- 130 mm
- Humidity
- 70%
- Days with 6h+ sun
- 27
- Crowd Density
- Moderate Crowds
- Average Expenses
- $$ · Moderate Cost ($$)
May in Bologna scores 7.8/10 for sightseeing and cultural travel - ranked #8 of 12. Expect around 18°C, 130 mm of rain, and roughly 27 days with 6+ hours of sunshine this month.
Bologna's porticoes run for miles through a university city built around Piazza Maggiore and the Due Torri.
May in Bologna — reliably good (8th best month)
May averages 18°C (64°F), the range most people find easiest for walking a city all day without either overheating or losing daylight to weather.
Monthly rainfall reaches 130 mm — wet for this destination — but about 27 days with 6+ hours of sunshine still break through, so keep one indoor fallback in the plan.
It scores 7.8/10 here, 8th of 12 months, against 8.8/10 in the destination's best month.
Pack layers you can shed by midday plus one warm layer for the evening, a proper rain shell rather than an umbrella.
Figure on mid-season pricing, with crowds are moderate.
Frequently asked
- What is the weather like in Bologna in May?
- In May, Bologna averages 18°C, 130 mm of rain, and about 27 days with 6+ hours of sunshine. Its climate-comfort score is 7.8/10.
- Is May a good time to visit Bologna?
- May earns a 7.8/10 climate-comfort score. Use the year-round chart to weigh the weather against your budget and crowd preferences.
- How much does it rain in Bologna in May?
- Expect about 130 mm of rain in May. Average humidity is 70% and there are about 27 days with 6+ hours of sunshine.
Curated in Bologna
Tickets & experiences
Things to do in Bologna
Bologna, Italy. Live activities and tours from GetYourGuide, matched to this destination.