Verdict: Fair month
Shanghai Weather in August
August is seriously hot in Shanghai — days average 33°C (91°F), so plan mornings out and afternoons in the shade or the water. Expect showers on roughly 14 days of the month — rarely trip-ruining, worth planning around. August is workable in Shanghai if your dates are fixed — just plan around the conditions.
Average high
33°C / 91°F
Average low
26°C / 79°F
Rain days
~14
Precipitation
117 mm
What to pack for Shanghai in August
- Light, breathable clothing — linen and technical fabrics earn their keep
- High-SPF sunscreen, sunglasses, and a refillable water bottle
- Rain gear is non-negotiable — expect rain on roughly 14 days
- Comfortable walking shoes — every guide on this site assumes you'll use them
August against the rest of the year
Warmest in Shanghai: Aug (33°C / 91°F) · Coolest: Jan (10°C / 50°F) · Wettest: Jun (~18 rain days)
10°
2°
Jan
11°
3°
Feb
16°
7°
Mar
20°
11°
Apr
25°
16°
May
29°
21°
Jun
32°
25°
Jul
33°
26°
Aug
28°
22°
Sep
23°
16°
Oct
18°
11°
Nov
11°
3°
Dec
Daily highs / lows in °C · bars show rain days per month · ERA5 climate normals (2020–2024)