Climate averages 1991–2020
Arezzo weather
in September.
A warm, wet month: the 4th warmest and the 9th driest of the year.
Long-term climate patterns, not a forecast for a particular trip.
September is a warm month in Arezzo: daytime highs average 23.9°C and nights cool to about 14.4°C. By daytime temperature it is the 4th warmest of the 12 months.
Expect about 94 mm of rain on roughly 10 days, which makes September a wet month (the 9th driest of the 12 months). Daylight, from sunrise to sunset, lasts about 12 h 33 min on an average September day.
The nearest other city in this atlas is Perugia (57 km away). In September its highs average 22.6°C, 1.3°C cooler than Arezzo, with 79 mm of rain.
Among the 79 cities listed in Italy, Arezzo ranks 50th of 79 for the warmest September highs and joint 52nd of 79 for the driest September (rainfall, lowest first). The mean September high of those 79 cities is 24.3°C; Arezzo is 0.4°C cooler than that mean.
From September to October, average highs fall by 5.1°C to 18.8°C, and monthly rainfall rises from 94 mm to 114 mm.
The annual picture
September 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
Arezzo climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 8.5°C1.5°C | 1.5°C | 69 | 9.4 | 9.49 h |
| February | 9.9°C1.5°C | 1.5°C | 79 | 9.9 | 10.510 h |
| March | 13.6°C4.0°C | 4.0°C | 81 | 10.3 | 11.912 h |
| April | 17.1°C7.1°C | 7.1°C | 91 | 13.4 | 13.413 h |
| May | 21.5°C11.3°C | 11.3°C | 74 | 11.5 | 14.715 h |
| June | 26.1°C15.6°C | 15.6°C | 59 | 9.1 | 15.415 h |
| July | 29.3°C18.3°C | 18.3°C | 40 | 6.5 | 15.115 h |
| August | 29.5°C18.6°C | 18.6°C | 43 | 7.7 | 14.014 h |
| September, selected | 23.9°C14.4°C | 14.4°C | 94 | 10.2 | 12.613 h |
| October | 18.8°C10.7°C | 10.7°C | 114 | 11.8 | 11.111 h |
| November | 13.3°C6.5°C | 6.5°C | 125 | 12.2 | 9.710 h |
| December | 9.3°C2.7°C | 2.7°C | 99 | 11.6 | 9.09 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
September in nearby cities
- Perugia in SeptemberItaly · 57 kmHigh 22.6°C · Low 12.6°C · 79 mm rain
- Florence in SeptemberItaly · 62 kmHigh 24.5°C · Low 14.5°C · 82 mm rain
- San Marino in SeptemberSan Marino · 70 kmHigh 20.5°C · Low 11.6°C · 75 mm rain
- Prato in SeptemberItaly · 78 kmHigh 24.1°C · Low 14.9°C · 81 mm rain
- Cesena in SeptemberItaly · 81 kmHigh 24.4°C · Low 14.6°C · 58 mm rain
- Forlì in SeptemberItaly · 85 kmHigh 24.9°C · Low 14.5°C · 61 mm rain
- Rimini in SeptemberItaly · 86 kmHigh 23.7°C · Low 17.3°C · 75 mm rain
- Pistoia in SeptemberItaly · 93 kmHigh 24.1°C · Low 14.4°C · 81 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 Arezzo) is explained once on the Arezzo year overview and on the Sources, method and limits page.