Climate averages 1991–2020
Cagliari weather
in August.
A hot, very dry month: the warmest and the 2nd driest of the year.
Long-term climate patterns, not a forecast for a particular trip.
August is a hot month in Cagliari: daytime highs average 31.5°C and nights cool to about 21.0°C. By daytime temperature it is the warmest month of the year.
Expect about 8.1 mm of rain on roughly 2 days, which makes August a very dry month (the 2nd driest of the 12 months). Daylight, from sunrise to sunset, lasts about 13 h 42 min on an average August day.
The nearest other city in this atlas is Sassari (173 km away). In August its highs average 28.7°C, 2.8°C cooler than Cagliari, with 10 mm of rain.
Among the 79 cities listed in Italy, Cagliari ranks joint 5th of 79 for the warmest August highs and 3rd of 79 for the driest August (rainfall, lowest first). The mean August high of those 79 cities is 29.1°C; Cagliari is 2.4°C warmer than that mean.
From August to September, average highs fall by 4.6°C to 26.9°C, and monthly rainfall rises from 8.1 mm to 31 mm.
The annual picture
August 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
Cagliari climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 13.3°C7.0°C | 7.0°C | 37 | 6.7 | 9.710 h |
| February | 13.7°C6.7°C | 6.7°C | 39 | 7.4 | 10.711 h |
| March | 16.2°C8.2°C | 8.2°C | 46 | 7.5 | 11.912 h |
| April | 18.7°C10.3°C | 10.3°C | 48 | 8.3 | 13.213 h |
| May | 23.0°C13.6°C | 13.6°C | 33 | 5.6 | 14.314 h |
| June | 27.9°C17.5°C | 17.5°C | 10 | 2.1 | 14.915 h |
| July | 31.1°C20.3°C | 20.3°C | 2.0 | 0.5 | 14.615 h |
| August, selected | 31.5°C21.0°C | 21.0°C | 8.1 | 1.8 | 13.714 h |
| September | 26.9°C18.4°C | 18.4°C | 31 | 4.9 | 12.512 h |
| October | 22.8°C15.5°C | 15.5°C | 43 | 6.1 | 11.211 h |
| November | 17.7°C11.6°C | 11.6°C | 62 | 9.1 | 10.110 h |
| December | 14.3°C8.5°C | 8.5°C | 54 | 8.6 | 9.59 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
August in nearby cities
- Sassari in AugustItaly · 173 kmHigh 28.7°C · Low 20.3°C · 10 mm rain
- Bizerte in AugustTunisia · 227 kmHigh 30.2°C · Low 23.2°C · 9.5 mm rain
- Sukrah in AugustTunisia · 280 kmHigh 31.1°C · Low 22.8°C · 5.4 mm rain
- La Marsa in AugustTunisia · 282 kmHigh 30.5°C · Low 23.0°C · 5.4 mm rain
- Tunis in AugustTunisia · 283 kmHigh 32.8°C · Low 22.2°C · 8.9 mm rain
- Annaba in AugustAlgeria · 285 kmHigh 33.6°C · Low 22.7°C · 11 mm rain
- Sīdī Ḥusayn in AugustTunisia · 289 kmHigh 33.5°C · Low 22.1°C · 9.0 mm rain
- El Mourouj in AugustTunisia · 296 kmHigh 34.2°C · Low 21.9°C · 8.9 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 Cagliari) is explained once on the Cagliari year overview and on the Sources, method and limits page.