ダグラス 5月の天気
ダグラスの5月:涼しい、ときどき雨、空気がきれい — 訪れるのに絶好の時期。
2026年9月更新 · ERA5再解析による気候平年値
ダグラスでは12か月中4位 · 5月に訪れたい旅行先で1413か所中638位 · 快適スコア82/100(Aランク)
- 日中
- 15°C
- 夜
- 9°C
- 雨の日
- 8
- 日照
- 11.7 h
- 湿度
- 82%
- 日の長さ
- 16 h

5月のダグラスについての旅行者の声
近くのケズィックからのメモ(100 km)
ダグラスには5月のメモがまだありません — これは季節を共にする近くのケズィックについてのメモです。
May in the Lakes is the month for daylight, and the forum's crowd advice is about which weekend. The first May bank holiday is the quietest of them, because there is no school week attached; late May, around the 23rd to the 25th, is English half term and genuinely crowded. The other correction regulars make is about where the crowds are - busy means the town centres, Ambleside, Bowness and to a degree Keswick, while the fells themselves can give you a full day and a handful of people. Keswick's own May fixture is the Mountain Festival. The record: 16.8C days that feel like 15C, 6.8C nights, 13.4 precipitation days carrying 76mm, 10.6 hours of sun and a 16.1-hour day.
ダグラスのほかの月
Isle of Man-forum threads on the island's climate are blunt that weather here is genuinely hard to predict, more so than most of the British Isles, since the terrain runs from sea level right up over the island's mountain spine within a few miles. Posters describe September specifically as a transition month - still capable of a genuinely pleasant, mild stretch, but rain arriving regularly enough that a proper waterproof and windproof jacket is called essential kit at any time of year, not just this one. The wind off the Irish Sea is a near-constant feature regardless of the forecast, noticeable even on an otherwise calm-looking day. Regulars are consistent that a single settled forecast rarely holds for a whole visit, so building flexibility into any outdoor plans matters more here than checking the exact weekly forecast in advance. The record: 16.9C days feeling like 14C, 12.2C nights, 98mm across 14.2 days, a 16.5C sea, 80 percent humidity and wind averaging nearly 38 km/h.
Isle of Man-forum threads on summer weather are blunt that the TT course running over mountains on an island makes conditions genuinely impossible to predict - the standing advice is to pack layers for everything from fierce sun to getting soaked in a gale, since June, July and August are all described as a lucky dip regardless of which one you book. August itself doesn't buck that pattern: real wind off the sea, real rain mixed through real sun within the same day. The record: 18.5C days feeling like 17C, 13.5C nights, 77mm of rain across 11.4 days, humidity a damp 83 percent, 10.3 hours of sun, a 16.2C sea and wind averaging 34 km/h - cool, breezy and changeable even at the height of summer.
Isle of Man forum threads are blunt that December weather is genuinely volatile and hard to forecast far in advance - rough ferry crossings and the occasional serious storm both came up, with one poster noting the island's exposed position between England and Ireland makes conditions notoriously unpredictable even by British Isles standards. On a good-weather day, coastal walks and the glens were recommended as worthwhile, but the consistent advice was to build flexibility into any December itinerary here rather than count on calm conditions.
Forum posters describe the Isle of Man's position in the middle of the Irish Sea as keeping it consistently cooler and wetter than much of the British Isles, with fast-moving weather systems meaning conditions can shift quickly. Posters are direct that British Isles weather generally is volatile and hard to predict, made even more so on the Isle of Man by terrain that runs over hills and mountains across a fairly compact island. Posters consistently recommend packing for every kind of weather - sun, rain, hail and cold - regardless of the specific forecast for a Douglas visit. Given the limited amount of January-specific detail available, this note leans on that broader pattern of genuine unpredictability, with January sitting within the island's colder, wetter winter stretch. Posters generally recommend flexible plans and full weather-contingency packing for a January visit to Douglas.
地図のダグラスのカードから自分のメモを追加できます。
ダグラスの気候平年値 — 5月
ERA5再解析による月平均値です。AQIはその月の平均US AQI(米国大気質指数)です。
5月のダグラスの混雑
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。
混雑Isle of Man TT、主な訪問国のうち4か国で学校休暇(推定)
ピークの混雑混雑ショルダーシーズン閑散
ダグラスの天気が良い月
この旅行先自身の一年間の快適スコアでランキングしています — 混み具合とは別のものです(上の「混雑」を参照)。
天気はまずまずダグラスの天気がピークを迎えるのは6月〜8月で、特に良いのは7月ごろです。
天気が最高天気はまずまず天気が厳しい
5月のダグラスのイベント
毎年の季節のイベント、自然の見どころ、休業、祝日 — 厳選し出典を明記しています。
- 祭り
Manx Music Festival (The Guild)
4月22日〜5月5日 · 例年The island's long-running music, speech and dance competition fills the Villa Marina for about eight days around the turn of April and May, with sessions open to the public. 出典 ↗
- 自然
Basking shark season
5月15日〜8月15日 · 例年ダイビングシーズンBasking sharks feed close inshore on calm summer days, mostly along the south and south-west coast within easy reach of Douglas, with June and July the likeliest months. 出典 ↗
- 祭り
Isle of Man TT
5月25日〜6月8日 · 例年モータースポーツの週末混雑早めの予約を休業Around a fortnight from the late-May bank holiday: practice week, then race week on 37 miles of public road that shut in the morning and reopen in the evening. Tens of thousands come; boats and beds go a year ahead. 出典 ↗
近くで開催中のイベント
ダグラスから300 km以内 — 日帰りやちょっとした移動で行けて、今月何かがある場所です。快適スコアには含まれません。
ダグラスはどこにある?
5月のダグラス — よくある質問
- 5月はダグラスを訪れるのに良い時期ですか?
- ダグラスの5月:涼しい、ときどき雨、空気がきれい — 訪れるのに絶好の時期。SeasonMapの快適スコアでは、ダグラスの12か月中4位です(82/100)。
- 5月のダグラスはどんな天気ですか?
- 5月のダグラスは、平均最高気温15.2°C、最低気温9°C、降水量は約44.1 mmで、雨の日はおよそ8.2日です。
- 5月のダグラスの大気質はどうですか?
- 5月のダグラスの米国大気質指数(US AQI)は、平均約45です。
300 km圏内:KeswickのKeswick Mountain Festival(5月15日〜17日)、ManchesterのWhit Friday band contests(5月15日〜6月20日ごろ)。