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Italy

Sardinia (Cagliari) weather in March

Is it warm? Not really. March in Sardinia (Cagliari) is cool: afternoons average 16°C and nights 9°C. Most days (80%) peak between 13°C and 19°C.

Cool · average high

16°C

25°C or more on almost no days; 20°C or more on about one in ten days.

  • Average low9°overnight
  • Sea15°average, 2023–2025
  • Rainy days857 mm in the month
  • SkyOften cloudy50% cloud · 26% clear days

How warm it really gets

Every March afternoon from 2011–2025: 465 days. Most (80%) peaked between 13° and 19°.

Number of March days by daily high, 2011–2025.

March, year by year

The average March high in each year. The warmest, 2012, averaged 18°C; the coolest, 2011, 15°C.

Average March high by year: 2011: 14.7°C, 2012: 17.9°C, 2013: 15.4°C, 2014: 15.3°C, 2015: 15.2°C, 2016: 15.6°C, 2017: 17.4°C, 2018: 15.4°C, 2019: 17°C, 2020: 16.2°C, 2021: 15.8°C, 2022: 14.8°C, 2023: 17.3°C, 2024: 17.7°C, 2025: 17.1°C.

Compared with home

Average March highs. Expect rain on about 8 days (57 mm in a typical month).

  • Sardinia (Cagliari)16°
  • London11°
  • Cork10°
  • Dublin10°
  • Manchester10°
  • Belfast9°
  • Glasgow9°

Other months

Sardinia (Cagliari) all year · Where else is hot in March

Warmer in March, not much further

Flying times are estimates from Dublin; Sardinia (Cagliari) is about 3h.

  • Cool in Mar

    19°C average high

    avg high · 9° at night

    25°C+ on 1 in 10 days

    Valencia

    Spain

    Sea
    15°
    Rain
    6 days
    Sky
    Often cloudy
    From Dublin
    ≈ 2h 30m
  • Cool in Mar

    18°C average high

    avg high · 10° at night

    25°C+ on rarely

    Alicante & Costa Blanca

    Spain

    Sea
    15°
    Rain
    6 days
    Sky
    Often cloudy
    From Dublin
    ≈ 2h 30m
  • Cool in Mar

    17°C average high

    avg high · 12° at night

    25°C+ on rarely

    Ibiza

    Balearic Islands, Spain

    Sea
    15°
    Rain
    5 days
    Sky
    Often cloudy
    From Dublin
    ≈ 2h 30m

Air: ERA5 reanalysis via Open-Meteo, 2011–2025. Sea: Copernicus Marine analysis via Open-Meteo, 2023–2025. Rainy day = 2 mm or more. Clear day = average cloud cover of 30% or less. These are averages of past weather, not a forecast. Methodology