Verdict: Excellent month
Beijing Weather in September
September hits the sweet spot in Beijing — highs around 26°C (79°F), ideal for a full day on foot. Rain is occasional — about 7 wet days in a typical year. Overall, September is one of the best months of the year to be in Beijing.
Average high
26°C / 79°F
Average low
16°C / 61°F
Rain days
~7
Precipitation
71 mm
What to pack for Beijing in September
- Summer clothes, plus one light layer for air-con and evenings
- A packable rain shell or compact umbrella earns its space
- Comfortable walking shoes — every guide on this site assumes you'll use them
September against the rest of the year
Warmest in Beijing: Jun (33°C / 91°F) · Coolest: Jan (2°C / 36°F) · Wettest: Jul (~15 rain days)
2°
-7°
Jan
6°
-4°
Feb
15°
1°
Mar
22°
8°
Apr
28°
14°
May
33°
20°
Jun
32°
22°
Jul
30°
21°
Aug
26°
16°
Sep
19°
8°
Oct
10°
1°
Nov
3°
-6°
Dec
Daily highs / lows in °C · bars show rain days per month · ERA5 climate normals (2020–2024)