Syracuse (Siracusa) weather in May

May in Syracuse: warm, dry — one of the best months to visit.

Updated September 2026 · climate normals from ERA5 reanalysis

Syracuse🇮🇹 Italy · Central & Southern Italy · City93
  1. 78Jan
  2. 80Feb
  3. 86Mar
  4. 92Apr
  5. 93May
  6. 86Jun
  7. 77Jul
  8. 76Aug
  9. 81Sep
  10. 85Oct
  11. 80Nov
  12. 80Dec

#1 of 12 months in Syracuse · #71 of 1413 destinations to visit in May · comfort 93/100 (tier S)

Days
23°C
Nights
16°C
Wet days
4
Sun
12.1 h
Humidity
73%
Daylight
14 h
Syracuse, Italy
Photo: Chiara Boracchi · Pexels

Traveller notes on Syracuse in May

Sicily's forum calls May outstanding for Syracuse — warm without being hot, flowers blooming, ahead of peak tourist season. Regulars note days can turn genuinely warm to hot in full sun while evenings cool down enough for a light layer, and that the sea stays chilly even on a 30°C day since local beach season doesn't really start until June.
Tripadvisor community · May · 1 month ago · Read more on Tripadvisor ↗

Other months in Syracuse

Regulars are consistent that early-to-mid October stays genuinely warm enough for the beach, with the odd quick shower or short thunderstorm passing through before the sun returns rather than settling in for the day. Our row backs that warm, still-showery read, 23.6C over 18.4C nights, with 81.6mm of rain across 8.2 days and humidity at 77 percent. Regulars are specific that some recent Octobers have run gloriously warm and sunny straight through, though the month's weather stays genuinely changeable year to year. A light rain jacket and a warmer layer for evenings remain the standard packing advice regardless. The sea sits at a warm 24.6C, still comfortably swimmable. The record: 9.3 hours of sun, a 19.5 kph wind and AQI 47.
QuickShowersThenSunOutAgainByAfternoon · October · 1 month ago · Read more on Tripadvisor ↗
Regulars call this a very good month, the start of the season proper without July's heat or crowds yet arrived - beach season with full services begins now, and the platforms at spots like Forte Vigliena are normally up in time. Our row backs the warmth, 27.9C reading as 31C over 21.1C nights, with rain essentially gone, 11.5mm across just over a day. Sea temperature is the one point of disagreement: our column reads 23C, and regulars sensitive to water temperature still call June a touch cold for swimming, though visitors from colder climates find it acceptable and do swim regardless. Ortigia's free swimming spots - the rocks at Forte Vigliena, the sand below Hotel Royal Maniace, the pebbles at Cala Rossa - are all named specifically rather than just 'the beach'. The record: humidity 66 percent, 13.3 hours of sun, a 15.8 kph wind and AQI 59.
NotAsHotNotAsCrowdedAsJuly · June · 1 month ago · Read more on Tripadvisor ↗
Syracuse-forum threads on winter stays in Siracusa describe January as mild by Sicilian coastal standards, rarely dropping below the high 40s Fahrenheit, but posters are candid that humidity makes the cold feel sharper than the number alone suggests. Rain is genuinely likely this time of year, since winter is the wet season on the island, and posters describe conditions swinging from lovely and sunny right through December into early January before turning colder and damper as January and February wear on. Ortigia's old town is called fully alive despite the low season, restaurants and pizzerias open and busy with local residents rather than tourists, some coming over from nearby Catania just for a day out. Regulars call it a genuinely pleasant, quiet month for anyone not chasing beach weather. The record: 14.9C days feeling like 12C, 9.7C nights, 49mm across 6.1 days, a 16.2C sea, 76 percent humidity and 8.1 hours of sun.
OrtigiaJanuaryRegular · January · 1 month ago · Read more on tripadvisor.co.uk ↗
March in Syracuse is low season and, regulars say, a very good time to be in Sicily anyway: the flowers start, the tourist onslaught has not, and the island is at the end of its rainy season. Their Sicilian range of 43 to 64F depending where you stand is our row's 16.7C over 11C, with 44.7mm across 6.3 precipitation days and a 23 kph wind. What they will not promise is consistency - March and early April are transitional, changeable and hard to predict, so the advice is layers. Ortigia itself is small enough that nothing is far from anything, which matters more in a month that can turn wet without warning. The record: feels-like 15C by day and 8C at night, humidity 76 percent and 10.1 hours of sun.
LowSeasonGloriousSpring · March · 1 month ago · Read more on Tripadvisor ↗

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Syracuse climate normals — May

Daytime high23°C / 73°F🌤 warm
Nighttime low16°C / 61°F
Feels like (high)24°C / 75°F
Sea temperature19°C / 65°F🧊 bracing
Rainfall21 mm / 0.8 in☀️ dry
Rainy days4 days
Humidity73%💧 humid
Dew point14°C / 58°F
Sunshine12.1 h/day
Daylight14.2 h
Wind19 km/h / 12 mph
Air quality (US AQI)55🙂 moderate

Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.

Crowds in Syracuse in May

How busy the place itself is — school and mass holidays, the months an editor tagged, and how sought-after the weather makes them. Never part of the comfort score.

Peak crowdstravelers describe it as peak season, Spring bank-holiday bridges, school holidays in 4 of the markets that fill it

Sourced from traveler notes: “…racuse — warm without being hot, flowers blooming, ahead of peak tourist season. Regulars note days can turn genuinely warm to hot in full…” — Tripadvisor community

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Peak crowdsBusyShoulder seasonQuiet

Best months for Syracuse's weather

Ranked by this destination's own climate comfort score across the year — a different thing from how busy it gets (see Crowds above).

Fair weatherSyracuse's weather doesn't swing hard through the year — comfort stays fairly steady in every month.

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What's on in Syracuse in May

Recurring seasonal events, natural spectacles, closures and holidays — curated and sourced.

  • Holiday

    Spring bank-holiday bridges

    25 Apr – 2 JunNational holidayCrowdedBook early

    Liberation Day (25 April), Labour Day (1 May) and Republic Day (2 June) are public holidays, and when one falls near a weekend Italians bridge it into a long break, the ponte. Those weekends bring domestic crowds, fuller trains and higher room rates, and some shops close on the day. Source ↗

  • Festival

    Greek tragedy at the Teatro Greco

    8 May – 28 JunArts festivalBook early

    Aeschylus and Sophocles staged in the fifth-century BC theatre they were written for, most evenings from early May to the end of June. Tickets for the good nights go months ahead. Source ↗

What's on around the world in May →

Nearby, and something's on

Within 300 km of Syracuse — a day trip or a short hop — with something on this month. Never part of the comfort score.

Where is Syracuse?

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Syracuse in May — FAQ

Is May a good time to visit Syracuse?
May in Syracuse: warm, dry — one of the best months to visit. It ranks #1 of 12 months for Syracuse on SeasonMap's comfort score (93/100).
What is the weather like in Syracuse in May?
In May, Syracuse averages a daily high of 22.6°C and a low of 16.3°C, with about 21.2 mm of rain over roughly 4.2 rainy days.
What is the air quality in Syracuse in May?
Syracuse has a mean US Air Quality Index of about 55 in May.

Within 300 km: Valletta's Malta International Fireworks Festival around 14 Apr – 1 May, and Tropea's Season opens on the cliff around 1 May – 15 Jun.