キーウ 8月の天気
キーウの8月:暖かい、ときどき雨、空気がきれい — 一年で最も訪れやすい月のひとつ。
2026年9月更新 · ERA5再解析による気候平年値
キーウでは12か月中2位 · 8月に訪れたい旅行先で1413か所中237位 · 快適スコア90/100(Sランク)
- 日中
- 27°C
- 夜
- 15°C
- 雨の日
- 7
- 日照
- 11.5 h
- 湿度
- 65%
- 日の長さ
- 15 h

8月のキーウについての旅行者の声
August in Kyiv splits down the middle. Regulars put the first third of the month in the hottest stretch of the year - daily maximums well above 30C, and a RealFeel reaching 40 - and say it becomes more pleasant after that, which is why they name the end of August alongside May and September as the good time to come. Our row's 27.1C over 15.4C is the whole month averaged across both halves. Two practical notes they add: air conditioning is not yet a given in Kyiv, so ask; and the city empties out in August because the locals go south themselves, which means lighter traffic and restaurants you can get into. Rain is not the problem here - 44mm across 7.3 days is a dry month. The record: humidity 65 percent, 11.5 hours of sun and AQI 47.
キーウのほかの月
Regulars share a local saying that captures the month well - don't trust the meteorologists in April - since sun, rain and sun again can cycle through within a single day, with mornings and the first part of the month still genuinely chilly even as spring becomes increasingly obvious. Our row backs that changeable read, 15.1C over 4.7C nights feeling 1C, with 54mm of rain across 10.3 days and a trace of very late snow, 0.8cm - regulars note the odds of snow this late are low but not quite zero. Regulars are consistent the very end of the month is genuinely one of the best times to visit, warm without being hot, chestnut trees blossoming as the city's own seasonal symbol. The record: humidity 68 percent, 9.3 hours of sun, an 18.4 kph wind and AQI 46.
Regulars describe this as genuinely hot and humid summer weather, with day-to-day temperatures swinging widely, anywhere from the low 20s to mid-30s Celsius depending on the week, and a practical caution that air conditioning is far less standard in accommodation and transport here than visitors from hotter climates might assume. Our row backs the summer heat, 27C reading as a real 28C, over 16C nights, with 73.4mm of rain across 10.6 days. Regulars name late April to early June as the more temperature-stable stretch by comparison, with late June through August running consistently hot. The record: humidity 67 percent, 12.3 hours of sun, a 15.5 kph wind and AQI 49.
Regulars put the best of the Kyiv year at the end of April into May: warm without being hot, and the chestnuts - the city's own symbol - in blossom alongside lilac, fruit trees and even sakura, with the Gryshko botanic gardens the place people name for it. Our row gives 20.2C days over 9.5C nights that feel like 8C, so the blossom comes with a jacket, and 11.3 hours of sun inside 15.5 of daylight. Rain is frequent rather than heavy at 58.5mm across 11.1 days. Their wider list of good months runs late April, May, the first half of June, and then late August into September. The record: humidity 66 percent, a 17 kph wind and AQI 47.
Kyiv-forum threads on autumn disagree about the mood and then agree about the numbers. September is variable - showers or sun - but posters count more good days than wet ones, and the end of the month often turns into an Indian summer, about +20C by day and +8 to +10C at night. The first fortnight is described as pretty nice, with better flight prices than high summer; the counter-view is that late September can equally turn chilly and grey. The stretch locals name as the city's best runs end of April, May, early June, late August and September. The record: 21.8C days, 10.5C nights, 6.5 precipitation days carrying 32.8mm, 8.9 hours of sun and AQI 40.
地図のキーウのカードから自分のメモを追加できます。
キーウの気候平年値 — 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月のキーウの混雑
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Independence Day、主な訪問国のうち7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
キーウの天気が良い月
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)。
天気が最高キーウの天気が最も良いのは6月、8月、9月です — ひと続きのシーズンではなく、別々の時期です。
天気が最高天気はまずまず天気が厳しい
8月のキーウのイベント
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。
- ルール
Nightly curfew
1月1日〜12月31日休業A curfew has run every night since 2022. The hours are set by the city military administration and have moved more than once, running midnight to five for most of 2026 and easing to one until five from 10 September; nothing legally moves in between. 出典 ↗
- 祝日
Independence Day
8月24日国民の祝日休業混雑The national day on 24 August. The military parades stopped in 2022; the day is marked with exhibitions and memorials along Khreshchatyk instead, and almost everything else is shut. 出典 ↗
キーウはどこにある?
8月のキーウ — よくある質問
- 8月はキーウを訪れるのに良い時期ですか?
- キーウの8月:暖かい、ときどき雨、空気がきれい — 一年で最も訪れやすい月のひとつ。SeasonMapの快適スコアでは、キーウの12か月中2位です(90/100)。
- 8月のキーウはどんな天気ですか?
- 8月のキーウは、平均最高気温27.1°C、最低気温15.4°C、降水量は約44 mmで、雨の日はおよそ7.3日です。
- 8月のキーウの大気質はどうですか?
- 8月のキーウの米国大気質指数(US AQI)は、平均約47です。