Italy
Bologna in May: weather & travel advice
This month's data profile
Strong month under the current formula
Bologna in May is climatically well suited to city breaks, family holidays and active holidays and hiking. The average daily high is around 23 °C. With about 11 rainy days it is wet.
Historical monthly averages, not a weather forecast. Individual days and years can differ substantially.
Rank among 12 monthly averages
83/100 · #1
Warmth
#5
Dryness
#11
Sun
#3
Published best categories: Overall, City break, Active, Family
Bologna · MayPhoto: Emc2 · CC BY-SA 2.5Climate facts
- Average high
- 23 °C
- Average low
- 12 °C
- Rainy days (est.)
- 11 rainy days (est.)
- Sun (est.)
- 7 h/day
- Humidity
- 66 %
Climate evidence with direct month comparison
The highlighted row is the selected month. Precipitation total and rainy days are separate monthly averages.
| Month | Avg high °C | Avg low °C | Rainy days (est.) | Precipitation mm | Sun h/day (est.) | Humidity % | Wind m/s | Score |
|---|---|---|---|---|---|---|---|---|
| April | 18 | 7 | 10 | 54 | 5.9 | 72 | 2.1 | 71 |
| May (selected) | 23 | 12 | 11 | 63 | 7.3 | 66 | 2.0 | 83 |
| June | 29 | 17 | 9 | 53 | 8.2 | 59 | 1.9 | 74 |
How do the previous and next months compare?
Baseline: May (83/100)
Positive and negative values show the change from the selected month.
| Score Δ | Average high Δ | Average low Δ | Rainy days Δ | Rain Δ | Sun Δ | Humidity Δ | Wind Δ | |
|---|---|---|---|---|---|---|---|---|
| April | -12 | -5.3 °C | -4.7 °C | -0.4 | -8.4 mm | -1.4 h | +5.5 % | +0.1 m/s |
| June | -9 | +5.6 °C | +4.6 °C | -1.7 | -9.2 mm | +0.9 h | -7.9 % | -0.1 m/s |
All twelve months in context

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Useful next decisions
Frequently asked questions
How warm is Bologna in May?
The average daily high is around 23 °C, with an average daily low of about 12 °C.
Does it rain a lot in Bologna in May?
The curated estimate is about 11 rainy days per month, not a directly measured long-term average. Total precipitation averages around 63 mm for the month. A rainy day does not mean all-day rain.
When is the best time to visit Bologna?
By the climate score, May, June, September and October are the strongest months for Bologna. May is one of them.