Sassari weather in September 2025

Expect 25°C daytime maximum temperatures in the shade with on average 8 hours of sunshine per day in Sassari in September. Check more long-term weather averages for Sassari in September before you book your next holiday to Sardinia in 2025/2026.

  • 25°C maximum daytime temperature in September in Sassari25
    25°C max day temperature
  • 8 hours of sunshine per day
  • 7 days with some rainfall in September in Sassari7
    7 days with some rainfall
  • 16°C minimum night-time temperature in September in Sassari16
    16°C min night temperature
  • 12 hours of daylight per day in September in Sassari12
    12 hours of daylight per day
  • Low heat & humidity in September in SassariL
    Low heat & humidity
  • 40 mm monthly rainfall in September in Sassari40
    40 mm of monthly rainfall
  • UV (maximum) index 6 (High) in September in Sassari6
    6 (High) UV index

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The September weather guide for Sardinia (Sassari) shows long term weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.

Metric (°C / mm)  |  Imperial (°F / inches)

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More about Sardinia

How hot is it in Sassari in September?

Daytime temperatures usually reach 25°C in Sassari in September with low heat and humidity, falling to 16°C at night.

How sunny is it in Sassari in September?

There are normally 8 hours of bright sunshine each day in Sassari in September - that's 66% of daylight hours.

Does it rain in Sassari in September?

There are usually 7 days with some rain in Sassari in September and the average monthly rainfall is 40mm.

Sassari September sunrise & sunset times

Browse the sunrise and sunset times for Sassari in September 2025. Select a month to view Sassari sunrise and sunset times for the next 12 months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Monday, 1st September 2025 05:53 18:58
Monday, 15th September 2025 06:06 18:35
Tuesday, 30th September 2025 06:21 18:09

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