Bologna Climate by Month
Bologna, Emilia-Romagna, Italy
Hot summers and cool winters, with rain spread through the year.
Bologna has hot summers and cool winters, with rain spread through the year. Expect highs of 88°F (31°C) in August and 44°F (7°C) in January, with the coldest nights (January) near 33°F (1°C). About 29 in (744 mm) of rain falls in a typical year, with no clear rainy season.
- Warmest month
- 88°F(31°C)
- Average high, August
- Coldest nights
- 33°F(1°C)
- Average low, January
- Rain per year
- 29 in(744 mm)
- No clear rainy season
- Humidity
- 68%
- Sunniest: July
Best and worst months in Bologna
Best for weatherThe most comfortable weather comes in May and September, with highs around 76°F (25°C) and about 2.8 in (71 mm) of rain a month.
Least pleasantDecember and January are the least pleasant; December is the coldest, with highs of only 46°F (8°C).
Comfort combines how close the afternoon high is to 75°F (24°C) with how much rain falls and how humid it is. See where the weather is best in May.
Temperature and rain through the year
Highs and lows (°F)
Average highAverage low
Rain (in per month)
Bologna weather by month
| Month | High | Low | Rain | Humidity | Sun |
|---|---|---|---|---|---|
| JanJanuary | 44°F(7°C) | 33°F(1°C) | 1.5 in(37 mm) | 75% | 1.4 |
| FebFebruary | 49°F(9°C) | 35°F(2°C) | 2.0 in(52 mm) | 67% | 2.3 |
| MarMarch | 58°F(15°C) | 42°F(5°C) | 2.2 in(57 mm) | 65% | 3.4 |
| AprApril | 65°F(19°C) | 48°F(9°C) | 2.4 in(62 mm) | 63% | 4.6 |
| MayMayBest | 75°F(24°C) | 56°F(13°C) | 2.8 in(70 mm) | 61% | 5.9 |
| JunJune | 83°F(28°C) | 64°F(18°C) | 2.2 in(57 mm) | 61% | 6.5 |
| JulJuly | 88°F(31°C) | 68°F(20°C) | 1.5 in(38 mm) | 59% | 6.7 |
| AugAugust | 88°F(31°C) | 68°F(20°C) | 1.9 in(47 mm) | 59% | 5.9 |
| SepSeptemberBest | 78°F(26°C) | 60°F(16°C) | 2.8 in(71 mm) | 66% | 4.2 |
| OctOctober | 66°F(19°C) | 53°F(11°C) | 3.6 in(91 mm) | 75% | 2.5 |
| NovNovember | 54°F(12°C) | 44°F(7°C) | 3.7 in(95 mm) | 85% | 1.4 |
| DecDecember | 46°F(8°C) | 35°F(2°C) | 2.6 in(67 mm) | 83% | 1.1 |
1991–2020 averages. Sun is solar radiation in kWh/m² per day. Highlighted: the most comfortable months.
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