コーチ 8月の天気
コーチの8月:猛暑、大雨続き、蒸し暑い — おすすめできない時期(雨の日28日)。
2026年9月更新 · ERA5再解析による気候平年値
コーチでは12か月中9位 · 8月に訪れたい旅行先で1413か所中1271位 · 快適スコア45/100(Fランク)
- 日中
- 30°C
- 夜
- 25°C
- 雨の日
- 28
- 日照
- 6.4 h
- 湿度
- 89%
- 日の長さ
- 12 h

8月のコーチについての旅行者の声
近くのアーラップーザからのメモ(51 km)
コーチには8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アーラップーザについてのメモです。
Forum posters commonly describe August as monsoon-season Kerala with mild rains, framing it as an improvement once the heaviest June-July downpours have passed - but the real monthly data doesn't support August being genuinely milder: rainfall volume and rainy-day counts in August essentially match July's peak here, not a noticeable step down. Posters are right that houseboat cruises through the Alleppey backwaters keep running through the monsoon regardless - operators typically only pause for genuinely heavy wind, not for rain itself - and that the monsoon's lush, dramatic atmosphere is part of the backwaters' appeal for many visitors. Posters consistently recommend waterproof clothing, a good umbrella and sturdy, quick-drying footwear, along with a flexible itinerary that can absorb a rained-out plan without much disruption.
コーチのほかの月
Regulars are consistent this counts as genuinely hot and humid, though not yet as intense as May, with real monsoon rain not reaching this coast until the first week of June - any showers this month tend to be occasional and short rather than a settled wet stretch. Our row backs that brutally hot, humid read, 33.4C reading as a scorching 41C, over 26.2C nights, with 86.8mm of rain across 16.7 days and humidity at 80 percent. Regulars are specific this counts as the region's lean off-season, genuinely good hotel bargains available, while the Thrissur Pooram festival with its decorated elephants specifically falls in this month as a real cultural highlight. Evenings turn noticeably more pleasant than the daytime heat. The sea sits at a bath-warm 31.5C. The record: 10.6 hours of sun, a 9 kph wind and AQI 95.
Regulars date the monsoon's arrival on this coast precisely, the 1st of June historically, which places March squarely in the pre-monsoon hot season - mid-nineties Fahrenheit by day, hot and humid year-round given the location just ten degrees north of the equator. Our row backs the heat, 33C reading as a real 40C at 76.3 percent humidity, over 25.9C nights, with rain still light at 33.4mm across 7.6 days ahead of the wet season proper. Regulars are consistent that October through February is the better window for this coast, cooler and more comfortable for sightseeing, which makes March the tail end of a season most visitors are advised to avoid rather than a hidden good month. The sea is 30.6C. The record: a dew point of 24C, 10.9 hours of sun, an 11.5 kph wind and AQI 107.
Kerala-forum threads on September weather (Kochi specifically among the destinations discussed) describe it as the tail end of the southwest monsoon, rain subsiding from its peak but still a real presence most days rather than gone entirely. Posters are consistent it isn't a washout month - heavy rain doesn't fall constantly, more scattered showers between clearer stretches, and regulars call September an increasingly good pick as the greenery left behind by the monsoon peaks right around now. Crowds and prices both stay at their lowest, a genuine upside for budget-conscious travelers willing to accept some rain risk. Humidity remains high regardless of whether it's actively raining, the more constant discomfort. The record actually runs wetter than the tail-end framing implies: 30.6C days feeling like a punishing 37C, 24.5C nights, a notably high 263mm across 26.4 days, 88 percent humidity, a 29C sea and 7.7 hours of sun - still deep in the wet season by the numbers.
December is the middle of the Kerala season - regulars put the good window at mid-November to mid-February and the best of it at mid-December to mid-January - and that is the problem as much as the recommendation. Hotels fill through December and January, so the advice is to book as soon as the dates are fixed. The weather is sunny and mostly dry, with our row giving 55.9mm across 6.3 days, and their figures of about 32C by day and 23C at night almost exactly ours. What they flag is humidity, which on this coast stays high whatever the rain does: our row says 81 percent, turning 31.8C into a feels-like 38C. The record: 9.7 hours of sun, a 29.9C sea and AQI 91.
地図のコーチのカードから自分のメモを追加できます。
コーチの気候平年値 — 8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。
8月のコーチの混雑
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Onam、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
コーチの天気が良い月
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)。
天気はまずまずコーチの天気がピークを迎えるのは12月〜2月で、特に良いのは1月ごろです。
天気が最高天気はまずまず天気が厳しい
8月のコーチのイベント
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。
- 季節
Southwest monsoon
6月1日〜9月15日 · 例年リスクThe monsoon makes landfall in India here first, usually around the first of June, and the harbour goes grey for three months. The Chinese nets still work and the hotels are half price.
- 祝日
Onam
8月17日〜26日学校休暇休業混雑Ten days of flower carpets, a sadya on a banana leaf and pulikali tiger dancers on the streets of Thrissur up the road. Offices and many shops close for the final four days. 出典 ↗
- 季節
Wet season
モンスーンリスク28 rainy days and about 421 mm in the month — the real kind of rainy season, not afternoon showers.
気候の平年値から算出
近くで開催中のイベント
コーチから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。
コーチはどこにある?
8月のコーチ — よくある質問
- 8月はコーチを訪れるのに良い時期ですか?
- コーチの8月:猛暑、大雨続き、蒸し暑い — おすすめできない時期(雨の日28日)。SeasonMapの快適スコアでは、コーチの12か月中9位です(45/100)。
- 8月のコーチはどんな天気ですか?
- 8月のコーチは、平均最高気温30.1°C、最低気温24.5°C、降水量は約420.7 mmで、雨の日はおよそ27.9日です。
- 8月のコーチの大気質はどうですか?
- 8月のコーチの米国大気質指数(US AQI)は、平均約52です。
300 km圏内:AlleppeyのNehru Trophy Boat Race(8月5日〜31日ごろ)、VarkalaのCliff shuts for the monsoon(5月25日〜9月15日ごろ)。