Bologna
Weather by month
Current –

Bologna Weather in May

Bologna in May sees high daytime temperatures of 25°C (77°F) and nighttime lows of 14°C (57°F). Rainfall is fairly high this month at around 78 mm (3.1 in), so pack a rain jacket to stay dry.

Rainfall in Bologna in May

Rain is expected on roughly 13 days, totalling around 78 mm (3.1 in) for the month. Rain this month is fairly typical, a standard mix of wet and dry days with no particularly heavy or persistent showers.

Temperature in Bologna in May

If you're visiting Bologna in May, expect excellent temperatures with highs of 25°C (77°F) and overnight lows of 14°C (57°F). This gives the month a fairly typical daily rhythm, with warmer afternoons and more comfortable nights. At 14°C (57°F) overnight, it can feel quite a bit cooler after dark. Worth packing something warmer for evenings, but the cooler temperatures are ideal for sleeping.

Sunshine in Bologna in May

The month enjoys around 231 hours of sunshine, creating mostly sunny days with good weather conditions.

If your ideal day consists of dry skies and pleasant temperatures, April, May, September and October typically offer the best circumstances for Bologna.

Bologna Temperature in May

Min Temperature
14°C (57°F)
Max Temperature
25°C (77°F)
Chance of Rain
43%
Precipitation
78 mm (3.1 in)
Rainy days
13 days
Humidity
69%
Sunshine
231 hours
Percentage Sunshine

Bologna Weather by Month

Pick a month to see the average temperature, rainfall and sunshine in Bologna - and find the best time to visit.

Daily Historical Temperatures

50-year average (1976-2025)

Based on our historical records, temperatures in Bologna typically rise from around 21°C (70°F) at the start of May to approximately 25°C (77°F) by the end. Nights are cool, with lows typically ranging from 9°C (48°F) to 13°C (55°F).

Average temperatures in May

Daily Historical Precipitation

50-year average (1976-2025)

Average daily rainfall for each day of the month based on long-term records.

Average precipitation in May

Historical weather records for Bologna in May

Browse day-by-day weather records for Bologna spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.

Bologna historical weather extremes in May

Based on weather observations in Bologna between 1976 and 2026, these are the recorded extremes during May.

  • The hottest May day on record in Bologna reached 35°C (95°F) (May 25, 2009).
  • Bologna experienced its chilliest May day on May 10, 1984, reaching only 10°C (50°F).

Best Places in Italy in May

Find out more about the weather in Italy and which places have the best travel conditions in this month. See all of Italy in May →

perfect weather
pleasant
tolerable
unpleasant
poor

Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).

What to Wear in Bologna in May

For Bologna in May, you'll want flexible clothing. It's wise to pack cotton shirts, comfortable shorts, and a pair of jeans for cooler evenings. A light sweater or jacket is useful for air-conditioned spaces (like buses) or unexpected cool moments. Rain is likely on several days, so bring a good rain jacket. Don't forget sun protection, sunglasses, sunscreen, and a hat. These are all good ideas with this much sunshine.

What To Do in Bologna in May

We rated the following activities from 1 (least suitable) to 10 (best) to do.

  • Swimming
    9/10
  • Cycling
    9/10
  • Walking
    9/10
  • Barbeque
    8/10
  • Camping
    8/10
  • Outdoor sports
    9/10

Bologna 3-Day Forecast

More climate data for Bologna

Popular in May

Where to go in May - average daytime high across popular destinations.

Bucket list

Need travel inspiration? Check out our bucket list articles and be inspired.