Climate averages 1991–2020
Bologna weather
in October.
A mild, moderately wet month: the 6th warmest and the joint 9th driest of the year.
Long-term climate patterns, not a forecast for a particular trip.
October is a mild month in Bologna: daytime highs average 19.2°C and nights cool to about 10.8°C. By daytime temperature it is the 6th warmest of the 12 months.
Expect about 76 mm of rain on roughly 9 days, which makes October a moderately wet month (the joint 9th driest of the 12 months). Daylight, from sunrise to sunset, lasts about 11 h 02 min on an average October day.
The nearest other city in this atlas is Modena (37 km away). In October its highs average 18.5°C, 0.7°C cooler than Bologna, with 69 mm of rain.
Among the 79 cities listed in Italy, Bologna ranks joint 43rd of 79 for the warmest October highs and 25th of 79 for the driest October (rainfall, lowest first). The mean October high of those 79 cities is 19.6°C; Bologna is 0.3°C cooler than that mean.
From October to November, average highs fall by 5.9°C to 13.3°C, and monthly rainfall rises from 76 mm to 91 mm.
The annual picture
October in context
Monthly rainfall
Average total · mmAverages from hourly ERA5 reanalysis data. Actual weather varies from year to year. How these numbers are calculated
Every month, side by side
Bologna climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 8.2°C0.5°C | 0.5°C | 45 | 7.4 | 9.29 h |
| February | 10.1°C0.6°C | 0.6°C | 65 | 7.5 | 10.410 h |
| March | 14.5°C4.1°C | 4.1°C | 63 | 8.1 | 11.912 h |
| April | 18.2°C7.8°C | 7.8°C | 76 | 10.2 | 13.413 h |
| May | 23.0°C12.3°C | 12.3°C | 76 | 9.4 | 14.815 h |
| June | 27.8°C16.6°C | 16.6°C | 60 | 7.7 | 15.515 h |
| July | 30.8°C19.4°C | 19.4°C | 46 | 6.3 | 15.215 h |
| August | 30.5°C19.5°C | 19.5°C | 53 | 7.6 | 14.014 h |
| September | 24.9°C15.1°C | 15.1°C | 68 | 8.0 | 12.613 h |
| October, selected | 19.2°C10.8°C | 10.8°C | 76 | 8.7 | 11.011 h |
| November | 13.3°C6.0°C | 6.0°C | 91 | 10.0 | 9.610 h |
| December | 8.7°C1.4°C | 1.4°C | 69 | 8.7 | 8.99 h |
Rainfall is the average of the 30 separate monthly totals. A rain day is a local calendar day with at least 1 mm of precipitation. Daylight is the calculated sunrise-to-sunset length, not measured sunshine.
Compare places
October in nearby cities
- Modena in OctoberItaly · 37 kmHigh 18.5°C · Low 10.2°C · 69 mm rain
- Ferrara in OctoberItaly · 44 kmHigh 19.6°C · Low 11.3°C · 75 mm rain
- Carpi in OctoberItaly · 49 kmHigh 19.0°C · Low 10.8°C · 69 mm rain
- Reggio nell'Emilia in OctoberItaly · 60 kmHigh 18.2°C · Low 10.1°C · 79 mm rain
- Forlì in OctoberItaly · 64 kmHigh 19.7°C · Low 10.7°C · 68 mm rain
- Ravenna in OctoberItaly · 69 kmHigh 19.4°C · Low 12.1°C · 74 mm rain
- Pistoia in OctoberItaly · 71 kmHigh 18.9°C · Low 10.7°C · 123 mm rain
- Prato in OctoberItaly · 71 kmHigh 18.8°C · Low 11.1°C · 123 mm rain
Read the numbers correctly
Climate, not a promise.
These patterns help compare months. They cannot tell you the weather on a specific day of your trip.
Sources, method and limitsHow these numbers are made (what the highs, lows and rain days mean, the sources and the model cell used for Bologna) is explained once on the Bologna year overview and on the Sources, method and limits page.