Grosseto Climate by Month
Grosseto, Tuscany, Italy
Hot summers and cool winters, with rain spread through the year.
The climate in Grosseto is one of hot summers and cool winters, with rain spread through the year. Afternoon highs range from 54°F (12°C) in January to 89°F (32°C) in August, and January nights average 38°F (3°C). About 25 in (634 mm) of rain falls in a typical year, with no clear rainy season.
- Warmest month
- 89°F(32°C)
- Average high, August
- Coldest nights
- 38°F(3°C)
- Average low, January
- Rain per year
- 25 in(634 mm)
- No clear rainy season
- Humidity
- 73%
- Sunniest: July
Best and worst months in Grosseto
Best for weatherThe most comfortable weather comes in May, with highs around 74°F (24°C) and about 1.9 in (48 mm) of rain a month.
Least pleasantDecember and January are the least pleasant; December is the coldest, with highs of only 55°F (13°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)
Grosseto weather by month
| Month | High | Low | Rain | Humidity | Sun |
|---|---|---|---|---|---|
| JanJanuary | 54°F(12°C) | 38°F(3°C) | 1.7 in(44 mm) | 76% | 1.7 |
| FebFebruary | 56°F(13°C) | 38°F(3°C) | 1.9 in(48 mm) | 74% | 2.5 |
| MarMarch | 60°F(16°C) | 42°F(6°C) | 1.7 in(42 mm) | 70% | 3.5 |
| AprApril | 66°F(19°C) | 46°F(8°C) | 1.7 in(42 mm) | 71% | 4.9 |
| MayMayBest | 74°F(24°C) | 53°F(12°C) | 1.9 in(48 mm) | 74% | 6.2 |
| JunJune | 83°F(28°C) | 60°F(16°C) | 1.1 in(28 mm) | 68% | 6.9 |
| JulJuly | 88°F(31°C) | 65°F(18°C) | 0.8 in(20 mm) | 64% | 7.2 |
| AugAugust | 89°F(32°C) | 66°F(19°C) | 0.9 in(24 mm) | 66% | 6.2 |
| SepSeptember | 80°F(27°C) | 60°F(16°C) | 3.0 in(77 mm) | 68% | 4.5 |
| OctOctober | 71°F(22°C) | 54°F(12°C) | 3.1 in(79 mm) | 77% | 3.0 |
| NovNovember | 62°F(17°C) | 47°F(8°C) | 4.5 in(115 mm) | 83% | 1.7 |
| DecDecember | 55°F(13°C) | 40°F(4°C) | 2.6 in(67 mm) | 80% | 1.4 |
1991–2020 averages. Sun is solar radiation in kWh/m² per day. Highlighted: the most comfortable months.
Places with a similar climate
All 20 places like Grosseto →- 🇮🇹PescaraAbruzzo, Italy · Pop. 120k99%matchSame winter lowsSame summer highsGrosseto vs Pescara →
- 🇮🇹San Benedetto del TrontoThe Marches, Italy · Pop. 46k98%matchSame winter lowsSame summer highsGrosseto vs San Benedetto del Tronto →
- 🇮🇹BariApulia, Italy · Pop. 316k98%matchSame summer highsSame humidityGrosseto vs Bari →
- 🇭🇷ZadarCroatia · Pop. 67k97%matchSame winter lowsSame summer highsGrosseto vs Zadar →
- 🇮🇹Acilia-Castel Fusano-Ostia AnticaLazio, Italy · Pop. 129k97%matchSame humiditySimilar rainfallGrosseto vs Acilia-Castel Fusano-Ostia Antica →