The climate in Zhangjiakou during September can be summarized as mild and reasonably dry.
September is in the fall / autumn in Zhangjiakou and is typically the 5th warmest month of the year. Daytime maximum temperatures average around a comfortable 23°C (73°F), whilst at night 10°C (50°F) is normal.
| Daytime temperature | 22.7°C 72.9°F |
|---|---|
| Nightly temperature | 9.7°C 49.5°F |
| Average temperature | 16.2°C 61.2°F |
| Daily sunshine | 8.9 hrs |
| Avg rainfall | 44 mm 1.7 ins |
| Rainy days | 8 days |
| Sea temperature | 19°C 66.3°F |
| Humidity | 65% |
| Windspeed | 7.9kph 5 mph |
On average September is the 4th wettest month of the year in Zhangjiakou with around 44mm 1.7 inches of rain making it a reasonably dry time to visit. This rainfall is typically spread over 8 days, although this may vary considerably.
On the flip side this corresponds to an average of 8.9 hours of sunshine per day.
The data used in these monthly averages covers a period of over 100 years right up until last year. As such they are a valid prediction of what to expect for the weather in Zhangjiakou in September 2025.
Best places to visit in September
| Hottest month: | July | 28.5°C 83.3°F |
|---|---|---|
| Driest month: | December | 1mm 0ins |
| Sunniest month: | October | 8.3hrs |
| Coldest month: | January | -3.3°C 26.1°F |
| Wettest month: | July | 111mm 4.4ins |