キラーニー 9月の天気
キラーニーの9月:涼しい、雨が多い、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
キラーニーでは12か月中6位 · 9月に訪れたい旅行先で1413か所中652位 · 快適スコア81/100(Aランク)
- 日中
- 17°C
- 夜
- 11°C
- 雨の日
- 15
- 日照
- 7.5 h
- 湿度
- 85%
- 日の長さ
- 13 h

9月のキラーニーについての旅行者の声
Killarney-forum threads on September weather are direct conditions here can go every direction within the same single day, sun, cloud, a shower and real wind all entirely possible on one outing around the lakes. Posters call short-sleeved layers under a windbreaker the standard advice, shorts generally unnecessary even on a mild afternoon. Regulars describe late August into early September as sometimes running comfortably mild, other years bringing a genuinely wetter stretch, nothing guaranteed one week to the next in County Kerry. Killarney National Park is called worth visiting regardless of forecast, the lakes and mountain backdrop striking even under grey skies. Posters recommend packing for every condition rather than trusting a single forecast more than a day out, air conditioning entirely unnecessary given how mild temperatures stay here. The record: 16.7C days feeling like 15C, 11.2C nights, an extraordinarily high 107mm across over 15 days and 85 percent humidity.
キラーニーのほかの月
Killarney-forum threads on visiting the national park in March describe the honest expectation as genuinely unpredictable, posters calling proper layers and real rain gear the standard advice. Regulars describe March as broadly colder and wetter than later spring, several places around town still running a reduced winter schedule. Posters call the Gap of Dunloe walk or cycle route still genuinely rewarding even on a changeable day, fit visitors facing few real problems regardless of forecast. Regulars recommend checking Met Eireann for current conditions rather than trusting a seasonal average. Posters describe wrapping up properly as the real key to enjoying outdoor activity, cold snaps entirely possible even on an otherwise mild week. Regulars call the park worth visiting in any weather, the lakes and mountains striking regardless of cloud cover. The record: 10.4C days feeling like 7C, 4.3C nights, an extraordinarily high 115.6mm across nearly 17 days and 84 percent humidity.
Killarney-forum threads on an April 13th visit call this timing entirely reasonable, posters describing mid-April as genuinely warming up compared with earlier in the month. Regulars call the window between Easter and the May bank holiday a real sweet spot, everything open and running but crowds still considerably lighter than peak summer. Posters describe Irish weather in April as capable of anything, clear and sunny one day, properly wet and windy the next, occasionally even a cold snap with a touch of snow. Regulars call late April a genuinely better bet than March, both weather and buzz noticeably improved by then. Posters recommend real waterproof layers regardless of how settled the forecast looks. Regulars call the national park worth visiting in any April weather, cycling and walking routes both genuinely rewarding. The record: 12.8C days feeling like 10C, 6.1C nights, 85mm across over 13 days and 80 percent humidity.
Killarney-forum threads on a February visit are direct real unsettled weather is the safer assumption, posters calling this genuinely hard to predict, capable of turning sunny and calm or damp and dark with little warning. Regulars call accommodation prices a real upside of the off-season timing, considerably cheaper than the summer peak. Posters describe a lucky clear February day as genuinely rewarding, the bare mountainsides and leafless trees opening up views that summer's foliage blocks. Regulars call a passing shower typically brief on the Ring of Kerry, the usual pattern running shower-clear-shower rather than an all-day soak. Posters recommend real waterproof layers regardless of how the morning starts. Regulars call the national park worth visiting in any February weather. The record: 9.4C days feeling like 6C, 4.6C nights, a notably high 122.7mm across nearly 17 days and 85 percent humidity.
May is one of the two months Killarney regulars name first - May and September, ahead of the July and August crush - and their case joins weather to space: the countryside at its best, sites that are not crowded, and rates below high season. Reports of late May run 60 to 70F with very little rain, with a single all-day wet day in a fortnight described as ordinary rather than lucky. One date to route around: the first weekend of May is a bank holiday, and Killarney hosts the Rally of the Lakes then, which takes over the town and the roads unless the rally is why you came. The record: 15.9C days that feel like 14C, 8.9C nights, 12.4 precipitation days carrying 76.9mm, 10.8 hours of sun and a 15.7-hour day.
地図のキラーニーのカードから自分のメモを追加できます。
キラーニーの気候平年値 — 9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。
9月のキラーニーの混雑
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。
ショルダーシーズン主な訪問国のうち3か国で学校休暇、天気は平年並みの月(推定)
ピークの混雑混雑ショルダーシーズン閑散
キラーニーの天気が良い月
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)。
天気はまずまずキラーニーの天気がピークを迎えるのは5月〜7月です。
天気が最高天気はまずまず天気が厳しい
9月のキラーニーのイベント
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。
- 自然
Red deer rut
9月25日〜10月25日 · 例年発情期The native herd in the national park is the last wild one in Ireland, and through October the stags roar across Knockreer and the Muckross oakwoods. Keep well back; they are not tame.
近くで開催中のイベント
キラーニーから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。
キラーニーはどこにある?
9月のキラーニー — よくある質問
- 9月はキラーニーを訪れるのに良い時期ですか?
- キラーニーの9月:涼しい、雨が多い、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、キラーニーの12か月中6位です(81/100)。
- 9月のキラーニーはどんな天気ですか?
- 9月のキラーニーは、平均最高気温16.7°C、最低気温11.2°C、降水量は約107.4 mmで、雨の日はおよそ15.2日です。
- 9月のキラーニーの大気質はどうですか?
- 9月のキラーニーの米国大気質指数(US AQI)は、平均約34です。
300 km圏内:DingleのBlasket Islands boats(4月1日〜9月30日ごろ)、DublinのCulture Night(9月15日〜25日ごろ)。