Sun, sea & sand

Grado weather in September

Temperature, sea and sunshine in September: long-term averages from 30 years of weather data, not a forecast.

63

Holiday weather in September

Good

Best time to visit: June – August

What is the weather like in Grado in September?

In September, Grado is warm: daytime highs average 23 °C, and nights cool down to about 17 °C. The sea averages 23.0 °C – pleasant for swimming. Expect around 6 hours of sunshine a day. Rain is frequent, with about 11 rainy days and 150 mm in total. All in all, September is a good month for a holiday in Grado.

September compared

How the weather changes from August to October. Tap a month to open it.

AugustAugSeptemberSepOctoberOct
Score916325
Day27°23°18°
Night21°17°14°
Sea26°23°20°
Sun9 h6 h5 h
Rain days101111

More details for September

Daylight
12 h 37 min06:43 – 19:20
UV index
5 · moderateclear sky, noon (estimate)All months
Muggy days
5 daysdew point 18 °C or moreAll months
Wind
11 km/haverage daily peakAll months
Cloud cover
52 %on averageAll months
Hot days
0 days30 °C or moreAll months
Snow days
0 days1 cm or more of fresh snow
Time zone
UTC+2Europe/Rome

How the score comes together

  • Temperatureweight 35 %58 %
  • Seaweight 25 %86 %
  • Sunshineweight 20 %57 %
  • Few rainy daysweight 20 %51 %

Each factor is rated from 0 to 100 % and weighted for the travel style “Sun, sea & sand”.

What to pack in September

  • Swimwear
  • Sunscreen
  • Rain jacket or umbrella

Grado in September: quick answers

Is Grado hot in September?

Warm rather than hot: in September, daytime highs in Grado average 23 °C and nights cool to about 17 °C.

Can you swim in Grado in September?

Yes. In September the sea averages 23.0 °C – pleasant for swimming.

Does it rain much in Grado in September?

Rain is frequent, with about 11 rainy days and 150 mm in total.

Grado month by month

Climate averages 1996–2025, not a forecast. Data: Copernicus ERA5 / ERA5-Land via Open-Meteo.com (CC BY 4.0), NOAA OISST, WMO 1991–2020 (NOAA NCEI), GeoNames (CC BY 4.0). Sources & licences