Weather & Climate in Bologna, Italy
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Bologna enjoys a temperate climate with an average annual temperature of 59°F (15°C). Winters average 42°F in January while summers reach 79°F in July. Annual precipitation totals 35.7 inches. The area receives 6.3 inches of snow annually. The city sits at an elevation of 177 feet.
Temperature
42°F Jan (5°C)
79°F Jul (26°C)
| Annual Average | 59.1°F |
| 9% above US avg | |
| January Average | 42°F (5°C) |
| July Average | 79°F (26°C) |
Geography
| Elevation | 177 ft (54 m) |
| Area | 61.1 sq mi (158.3 km²) |
| Population Density | 6,460/sq mi |
| Coordinates | 44.4938°N, 11.3388°E |
| Timezone | Europe/Rome |
Precipitation & Snow
Air Quality
Earthquake History
1,989 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M6.0.
| May 20, 2012 | 4 km NNE of Massa Finalese, Italy | M6.0 | 45 km | 6 km |
| May 29, 2012 | 1 km ENE of Medolla, Italy | M5.8 | 45 km | 10 km |
| May 29, 2012 | 2 km NE of San Possidonio, Italy | M5.5 | 51 km | 7 km |
| Oct 15, 1996 | 2 km N of Correggio, Italy | M5.4 | 55 km | 10 km |
| Sep 14, 2003 | 3 km E of Monterenzio, Italy | M5.3 | 20 km | 10 km |
| Jun 21, 2013 | 6 km WSW of Minucciano, Italy | M5.2 | 103 km | 5 km |
| May 29, 2012 | 2 km W of San Possidonio, Italy | M5.1 | 52 km | 10 km |
| Jun 3, 2012 | 3 km ENE of Novi di Modena, Italy | M5.1 | 55 km | 9 km |
| Sep 18, 2023 | 7 km SE of Marradi, Italy | M5.1 | 59 km | 10 km |
| May 10, 2000 | 7 km SE of Granarolo, Italy | M5.1 | 56 km | 10 km |
| May 20, 2012 | 1 km SSW of Vigarano Mainarda, Italy | M5.0 | 39 km | 5 km |
| Nov 2, 2002 | 4 km N of Sant'Alberto, Italy | M5.0 | 66 km | 10 km |
| Jan 27, 2012 | 4 km SE of Berceto, Italy | M5.0 | 104 km | 60 km |
| Jun 30, 2013 | 6 km SW of Minucciano, Italy | M4.9 | 103 km | 10 km |
| Jul 17, 2011 | 0 km W of Sermide, Italy | M4.9 | 57 km | 6 km |
| Jan 25, 2012 | 1 km N of Poviglio, Italy | M4.9 | 75 km | 33 km |
| Jan 25, 2013 | 3 km ENE of Castiglione di Garfagnana, Italy | M4.9 | 79 km | 16 km |
| May 20, 2012 | 2 km ENE of Medolla, Italy | M4.9 | 45 km | 10 km |
| May 29, 2012 | 3 km ENE of Novi di Modena, Italy | M4.8 | 55 km | 3 km |
| May 20, 2012 | 3 km WSW of Bondeno, Italy | M4.8 | 43 km | 3 km |
Source: USGS Earthquake Catalog (M2.5+, 1990-2025). Sorted by magnitude.
Tsunami History
9 tsunamis recorded within 500 km.
| Year | Location | Cause | Max Wave | Deaths | Distance |
| 1916 | CENTRAL ADRIATIC | Earthquake | - | 4 | 142 km |
| 1875 | ADRIATIC SEA | Earthquake | - | - | 91 km |
| 1868 | LAKE GARDA | Earthquake | - | - | 143 km |
| 1846 | LIVORNO | Earthquake | - | 56 | 135 km |
| 1846 | TUSCANY | Earthquake | - | - | 129 km |
| 1742 | LIVORNO | Earthquake | - | - | 143 km |
| 1672 | CENTRAL ADRIATIC | Earthquake | - | 1,500 | 117 km |
| 1646 | LIVORNO | Earthquake | - | - | 133 km |
| 1624 | DELTA OF THE PO | Earthquake | - | - | 38 km |
Source: NOAA/NCEI Historical Tsunami Database.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 42°F (5°C) | 1.9 in | |
| February | 41°F (5°C) | 1.9 in | |
| March | 48°F (9°C) | 2.7 in | |
| April | 54°F (12°C) | 2.8 in | |
| May | 62°F (17°C) | 2.5 in | |
| June | 69°F (21°C) | 2.5 in | |
| July | 79°F (26°C) | 1.8 in | Warmest, Driest |
| August | 75°F (24°C) | 2.3 in | |
| September | 67°F (20°C) | 3.0 in | |
| October | 57°F (14°C) | 3.3 in | |
| November | 46°F (8°C) | 3.7 in | Wettest |
| December | 39°F (4°C) | 2.6 in | Coldest |
Bologna has a seasonal temperature swing of 40°F / from 39°F in December to 79°F in July. Total annual precipitation is 30.9 inches, with November being the wettest month (3.7") and July the driest (1.8").