シラクサの月別の天気
シラクサを訪れるベストシーズンは3月〜5月です — 5月は93/100、最高23°C、雨の日4日。 ベストな季節は春(3月〜5月)で、平均90/100です。
最も不向きな月は8月で、76/100です — 猛暑、雨が少ない。 8月を見る →
2026年9月更新 · ERA5再解析による気候平年値
周辺も含めて旅を計画するなら イタリア旅行のベストシーズン →
ベストな季節:3月〜5月(平均90/100) · 最も不向きなのは8月(76/100)
- 日中
- 23°C
- 夜
- 16°C
- 雨の日
- 4
- 日照
- 12.1 h
- 湿度
- 73%
- 日の長さ
- 14 h

シラクサの月ごとのようす
シラクサに最も合う旅のタイプでの100点満点の快適スコア、気候平年値による平均最高気温・雨の日数・1日の日照時間、そして混雑具合の目安です。
シラクサの年間イベント
祭り、自然の見どころ、祝日、そして注意したい季節 — 厳選し出典を明記しています。詳しくは各月のページで。
- 1月
- Almond blossom around Avola1月10日〜2月28日(例年)自然
- 2月
- Avola historic carnival2月1日〜3月9日(例年)祭り
- Sant'Agata in Catania2月3日〜5日祭り
- 3月
- Holy Week3月29日〜4月6日祝日
- 4月
- Spring bank-holiday bridges4月25日〜6月2日祝日
- 5月
- Greek tragedy at the Teatro Greco5月8日〜6月28日祭り
- 6月
- Sea warm enough to swim6月1日〜10月25日(例年)季節
- 7月
- Sirocco heat7月1日〜8月31日要注意
- 8月
- Ferragosto8月8日〜22日祝日
- 9月
- Ortigia Film Festival9月20日〜26日(例年)祭り
- 11月
- Winter quiet11月1日〜3月31日(例年)季節
- 12月
- Santa Lucia12月13日〜20日祭り
5月のシラクサの混雑
その場所自体の混み具合 — 学校休暇や大型連休、編集部がタグ付けした月、そして天気の良さによる人気の高さ。快適スコアには含まれません。
ピークの混雑旅行者がハイシーズンと語る時期、Spring bank-holiday bridges、主な訪問国のうち4か国で学校休暇
旅行者の声より:「…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
ピークの混雑混雑ショルダーシーズン閑散
シラクサへ行く前に知っておきたいこと
旅行者自身の旅行記から、実際の体験を原文へのリンク付きで引用しています。
ビザ・入国
A practical guide to Ortigia, Syracuse's old-town island, recommends parking in lots outside the historic center if you're road-tripping through Sicily, then reaching your accommodation by foot, taxi, or the 105 bus line, which loops regularly over the bridges connecting Ortigia to the mainland. Their strongest advice was not to treat Syracuse as a day trip from elsewhere: staying at least 3-4 nights lets you actually settle into Ortigia's pace and avoid overlapping with the cruise-ship crowds that dominate the island during midday hours.
シラクサの旅行者の声
実際に訪れた人たちの声です — 通年のメモを先に、そのあと月ごとに並べています。
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.
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.
The Syracuse forum's April thread makes a point most Sicily advice misses: Ortigia has its own climate, with nights running five or six degrees above the rest of the island and more humidity with it. Forecasts of 65 to 70F often come out warmer in practice, sunny afternoons feel properly summery and evenings do not, so layers and a light waterproof are the standard answer. Early April is the cooler, wetter half of the month; late April is the one people remember. Easter is the other variable - it starts Sicily's season, mainland Italians travel for it, and Ortigia is on the list of places that fill. The record: 18.9C days, 13C nights, 4.2 precipitation days and just 15.9mm, 11.1 hours of sun, a 16C sea.
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.
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.
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.
Forum posters are candid that November isn't Sicily's best weather month - it marks the start of the rainy season with earlier darkness - but most days still turn out warm and dry, with just a handful of properly wet days and occasionally a two-day storm system passing through. Layering with a waterproof outer layer is the standard packing recommendation. The clear trade-off posters emphasize: this is low season, so Sicily (Syracuse included) is noticeably less crowded, car rental runs cheap, and sightseeing at popular spots like Ortygia's old town can be done at a much more relaxed pace - the only real downside being that some smaller-town restaurants and cafes may be closed for the season.
地図のシラクサのカードから自分のメモを追加できます。