開普敦 8月 天氣
開普敦的8月:舒適、略有降雨,還有空氣悶熱,是絕佳的造訪時機。
更新於 2026 年 9月 · 氣候平均值取自 ERA5 再分析
開普敦:12 個月中排第 10 · 8月全球 1413 個中第 667 · 舒適度 80/100(等級 A)
- 白天
- 18°C
- 夜間
- 8°C
- 雨天
- 9
- 日照
- 9.1 h
- 濕度
- 80%
- 白晝時間
- 11 h

開普敦的8月是什麼樣子
Wet still, but the West Coast wild flowers begin towards the end of the month and the whales are at their peak.
blossomlow season
可信度:high
8月的開普敦旅人筆記
Cape Town forum regulars call August one of the poorer weather months, genuinely mixed rather than uniformly bad: “maximum temperatures around 17°C and reasonably high chances of rain,” but “unlike European winters, bad weather days typically last only 2-3 days before glorious sunny days follow.” A typical week mixes “lovely bright sunny days with temperatures up to 20°C” against others that are wet and windy, nights running 5-10°C. Standard packing: a genuinely waterproof and windproof jacket, beanie, fleece, layers. The trade regulars actually recommend the month for: whale-watching season, wildflower displays north of the city, cheaper rates and quieter restaurants still running their winter specials. Our record: 16.4°C days, 9.1°C nights, 9 rain days and 59.6mm of rain — cool and genuinely wet nearly a third of the days, matching the “mixed, not uniformly bad” read.
開普敦的其他月份
Regulars are specific that the strong southeasterly wind this month doesn't hit every beach equally - Bantry Bay and Clifton stay largely sheltered, while Camps Bay and Fish Hoek take the brunt of it, a real, checkable reason to pick one beach over another for a calmer day. Our row backs the warm, windy read, 26.3C over 15.9C nights, with rain minimal at 17.4mm across 3.7 days and a real 25.8 kph wind. Regulars are consistent the sea itself runs genuinely cold on the Atlantic side regardless of the warm air, cold enough that packing a few light layers for cooler, wind-blown evenings makes sense even in the height of summer. The sea sits at 14.2C. The record: humidity 68 percent, 12.9 hours of sun and AQI 60.
April is late autumn here, and regulars put a rough number on the unpredictability: about seven days out of thirty might not be great, the first of the winter cold fronts arriving without much warning and turning a warm afternoon into jeans-and-a-jacket weather within hours. Our row backs the mild majority, 24.3C over 12.8C with 25.1mm of rain across 4.3 days, in a summer wind that has mostly abated by now at 19.9 kph. On the sea they are consistent across seasons: the Atlantic side runs cold whatever month it is, and our column's 14.6C confirms it - the warmer swimming is on the other side of the peninsula, not this one. The record: humidity 75 percent, 9.7 hours of sun and AQI 74.
October starts the south-easter season and regulars say plainly that this city rarely has a day without wind - usually under a sunny sky and not a cold wind, but often a strong one. Our row measures 23.2 kph against 23.6C days and evenings of 12 to 15C that want a thin sweater. The consequence is a timetable for the thing everyone comes for: the south-easter pushes cloud over Table Mountain through the afternoon, so mornings and evenings are the reliable windows, and the cable car is best before eight, ahead of the tour buses. Mid-spring, so still some flowers and still occasionally chilly. The record: 17.6mm across 3.8 days, 11.7 hours of sun and a 15.2C sea.
Cape Town forum regulars call May shoulder season heading into winter — genuinely unpredictable, but “still doable” and noticeably cheaper as low season sets in. Daytime highs sit around 20°C, nights closer to 9°C, and while it's technically entering the rainy season, “even in a wet month there are usually only 9-10 days with rain,” which leaves up to three weeks without any. Standard packing advice is a jacket or sweater as a top layer over long sleeves, with a cardigan and second jacket as backup. The value case regulars make repeatedly: travel outside Easter season into May and rates drop while the weather still holds up well. Our record: 19.3°C days, 11.7°C nights, 6.2 rain days and a 13.7°C sea — mild with real dry stretches, matching the “shoulder season, mostly fine” read.
開普敦 氣候平均值 — 8月
每月平均值取自 ERA5 再分析。AQI 為該月美國空氣品質指數的平均值。
開普敦在8月的人潮
這個地點本身有多擠——學校假期與大型連假、編輯標記的月份,以及天氣讓它有多搶手。從不計入舒適度分數。
人少編輯認定的清靜月份、主要客源市場中有 4 個正逢學校假期
人潮高峰人多平季人少
開普敦天氣最好的月份
依這個目的地自己全年的氣候舒適度分數排序——這和它有多擁擠是兩回事(見上方「人潮」)。
天氣最差開普敦天氣最好的時候落在4月、10月和11月——是分開的兩段,不是連續的一季。
天氣最好天氣尚可天氣最差
8月的開普敦有什麼活動
每年重複的季節活動、自然奇景、休業期和假期 — 經過編輯篩選並附上來源。
- 自然
Southern right whales
6月1日–11月30日 · 通常賞鯨季The whales come inshore along False Bay and Walker Bay to calve, roughly June to November, and September and October are when you can watch them from a cliff path without a boat. 來源 ↗
- 自然
West Coast flower season
8月1日–9月20日 · 通常野花與花季Namaqualand and the West Coast reserves flower after the winter rain, peaking between mid-August and mid-September. The daisies only open in sun and close by mid-afternoon, so it is a late-morning drive. 來源 ↗
附近正好有活動
開普敦方圓 300 公里內——一日遊或短程移動可達,而且這個月有活動。絕不計入舒適度分數。
開普敦在哪裡?
8月的開普敦 — 常見問題
- 8月適合去開普敦嗎?
- 開普敦的8月:舒適、略有降雨,還有空氣悶熱,是絕佳的造訪時機。 以 SeasonMap 的舒適度分數來看,這是 開普敦 12 個月裡的第 10 名(80/100)。
- 開普敦在8月的天氣如何?
- 8月的開普敦平均最高溫 18.4°C、最低溫 8°C,降雨約 59.3 mm,雨天約 9.3 天。
- 開普敦在8月的空氣品質如何?
- 開普敦在8月的美國 AQI 月平均值約為 70。
300 公里內:Hermanus的Southern right whales大約在6月1日–11月30日,以及Stellenbosch的Stellenbosch Wine Festival於7月31日–8月1日登場。