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Bologna in May: Weather, Average temperature and Climate

Take a look at past year’s weather for Bologna in May and see if it is worth visiting.
Check flight prices to Bologna on Avionero:
May

Weather in Bologna in May 2024

Good Weather
Warm
☀️
Sunny
Are you considering a trip to Bologna in May? Well, the weather is usually on your side with an average maximum temperature of +23°C and about 14 sunny days. Just keep in mind that there may be some rain, with an average of 8 rainy days and 90 mm of precipitation. Expect good weather and pack accordingly to enjoy the outdoors. Search flights in one click on Avionero.

Average weather

☀️
+23°C
Avg. max. temperature
+5°C
Min.
+35°C
Max.
90 mm
Total precipitation
66%
Avg. humidity
1 m/s
Avg. wind
14 ☀️
Sunny Days
9 ⛅️
Cloudy
8 🌦
Rainy
Our opinion: Bologna has good weather in May.

Average temperature in Bologna in May

Here are the expected maximum, average and minimum temperatures in Bologna for May based on the historical data.
Last Year
Historical Data

Going from a maximum of +31°C during the day to a minimum of +10°C during the night, the temperature in May averages around +25°C.

The average maximum temperature goes up 24% by the end of the month, compared with the beginning of the month, from +20°C to +25°C.

Is Bologna warm or cold in May?

Bologna is typically warm in May.

Maximum temperatures go up compared to the previous month from +18°C to +23°C. The minimum temperature also goes up from +9°C to +14°C.

It’s generally warm, but pack a long-sleeve shirt for evenings.

Take a look at how May is compared to other months in Bologna:

Climate in Bologna in May

Bologna weather looks like this, on average, in May and the surrounding months.
AprilMayJune
Avg. temperature
+18°C+23°C+28°C
Min. temperature
-1°C+5°C+9°C
Max. temperature
+30°C+35°C+38°C
Rainfall
98 mm90 mm77 mm
Wind
1 m/s1 m/s1 m/s
Humidity
68%66%63%
Air pressure
1012 HPa1013 HPa1013 HPa
Sunny days
111417
Cloudy days
1197
Rainy days
886
Snowy days
000

May weather is still as good as in April. It’s getting warmer as May arrives. The average maximum temperature goes up from +18°C to +23°C during the day. As May arrives, the amount of rainfall goes down. On average, the rainfall volume decreases from 98 mm to 90 mm. It feels drier, as humidity decreases from 68% to 66%. The average wind speed doesn’t change much during May, staying around 1 m/s. The good news is there are likely to be more sunny days in May, from 11 to 14.

June brings much the same weather, it remains good.

Wind

Wind speed in Bologna in May based on historical data.
Last Year
Historical Data

The average wind speed is 2 m/s getting up to 4 m/s which is a light breeze; barely moving the tree leaves.

The average wind speed in Bologna is gradually increasing during May, going from 2 m/s to 2 m/s over the course of the month.

Rain

Amount of rainfall in mm during May in Bologna based on historical data.
Last Year
Historical Data
Typically, there is a 45% chance of rain on an average day in May, with total rainfall of approximately 114 mm. The maximum amount of rainfall per day is around 36 mm, which is moderate rain. May is a pretty wet month with over 14 rainy days, so don’t forget to pack an umbrella, raincoat, and a pair of galoshes.
Here’s how May is compared with other months in the amount of precipitation, total mm:
Bologna wettest month is September, where a typical day has a 20% chance of precipitation and 198 mm of rainfall per day. January, on the other hand, is the driest month with a mere 13% chance of precipitation and 40 mm of rainfall per day.

How was the weather last May in Bologna?

This is the weather in Bologna in May 2023:
1 May
🌧️
+20°C
2 May
🌧️
+19°C
3 May
☀️
+22°C
4 May
☀️
+22°C
5 May
☀️
+18°C
6 May
🌧️
+14°C
7 May
🌧️
+16°C
8 May
🌧️
+21°C
9 May
☀️
+23°C
10 May
☀️
+26°C
11 May
☀️
+27°C
12 May
☀️
+28°C
13 May
☀️
+27°C
14 May
☀️
+27°C
15 May
☀️
+28°C
16 May
☀️
+29°C
17 May
☀️
+29°C
18 May
☀️
+27°C
19 May
☀️
+27°C
20 May
☀️
+29°C
21 May
☀️
+31°C
22 May
☀️
+30°C
23 May
☀️
+31°C
24 May
☀️
+28°C
25 May
☀️
+28°C
26 May
☀️
+26°C
27 May
☀️
+30°C
28 May
☀️
+29°C
29 May
🌧️
+16°C
30 May
🌧️
+20°C
31 May
🌧️
+25°C
In May 2023 Bologna had 23 sunny days, 0 cloudy days, and 8 rainy days. The average maximum temperature was +25°C, with an absolute maximum of +31°C and a minimum of +14°C. The average humidity was 69%, with a maximum of 98% and a minimum of 35%. The average wind speed was 2 m/s, with a maximum of 9 m/s and a minimum of 0 m/s.
Are you planning a trip in May?

Climate Change over Years

This is how Bologna climate have been changing during last 43 years period.

The climate in Bologna in May has not changed much over the last 43 years.

The average temperature was the lowest in 1984 (+20°C) and the highest in 2003 (+28°C). The driest year was 1979 with only 6 mm of rainfall, and the wettest year was 2019 with 417 mm.

FAQ

Frequently asked questions about the weather in Bologna in May:

Is May a good time to visit Bologna?

May is a really good time to go to Bologna. The weather is nice so plan your packing around outdoor activities and exploring. Check out other good time to visit Bologna.

Can you sunbathe in Bologna in May?

May is warm in Bologna. You may enjoy some beach or pool time in the day, but pack something a tad warmer for the evening.

Is Bologna rainy in May?

Bologna is often rainy in May. You may get a bit damp when outside, so pack an umbrella, and maybe even a raincoat.

Is it sunny in Bologna in May?

The amount of sunny days in Bologna during May varies; prepare for a mix of clouds and sun.

Other cities in Italy

Check out the weather for other cities in Italy.

Monthly weather in Bologna

Source of the data

For this page, we’ve looked at the typical weather in Bologna, based on historical hourly weather data from January 1, 1979, to December 31, 2022.

For past dates, we show actual recorded data at the location at that time. Forecasts are based on recorded weather during that day of the year, averaged over the total years for which we have records (unless stated otherwise). The daily temperature is the highest recorded temperature in the shadow during that day.