Harbin Weather in September
September in Harbin brings high temperatures, with daytime highs of 23°C (73°F) and nights around 10°C (50°F). Quite a bit of rainfall is expected, around 71 mm (2.8 in), so pack an umbrella.
Rainfall in Harbin in September
You can expect rain on around 11 days based on historical patterns, with 71 mm (2.8 in) average for the month. Neither particularly heavy nor particularly frequent, the rain this month is about average. A light jacket should be enough on most wet days.
Temperature in Harbin in September
Harbin in September has perfect weather. Days reach 23°C (73°F) and nights cool to 10°C (50°F). Overall, the month follows a fairly predictable daily temperature pattern. With overnight lows of 10°C (50°F), evenings can feel noticeably cooler than the daytime. An extra layer is a good idea, though the cool air makes for a good night's sleep.
Sunshine in Harbin in September
The city usually sees around 231 hours of sunlight, indicating many sunny days — a great month for sightseeing.Our weather planner can help you find worldwide destinations with pleasant weather during this period. May and September typically offer the best weather for Harbin.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit China, check out our Harbin's climate page.
Harbin Temperature in September
Min Temperature
10°C (50°F)
Max Temperature
23°C (73°F)
Chance of Rain
36%
Precipitation
71 mm (2.8 in)
Rainy days
11 days
Humidity
69%
Sunshine
231 hours
Percentage Sunshine
61%
Daily Historical Temperatures
50-year average (1976-2025)
Based on our historical records, temperatures in Harbin typically drop from around 24°C (75°F) at the start of September to approximately 18°C (64°F) by the end. Nights are cool, with lows typically ranging from 6°C (43°F) to 14°C (57°F).
Average temperatures in September
Daily Historical Precipitation
50-year average (1976-2025)
Average daily rainfall for each day of the month based on long-term records.
Average precipitation in September
Historical weather for Harbin in September
Browse day-by-day weather records for Harbin spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Harbin historical weather extremes in September
Based on 49 years of weather observations in Harbin between 1976 and 2025, these are the recorded extremes.
- On September 7, 2023, temperatures climbed to 31°C (88°F), marking the warmest September day on record.
- The lowest overnight temperature recorded in September was -3°C (27°F) (September 30, 2014).
Best Places in China in September
Find out more about the weather in China and which places have the best travel conditions in this month. See all of China in September →
perfect weather
pleasant
tolerable
unpleasant
poor
What to Wear in Harbin in September
For Harbin in September, you'll want flexible clothing. It's wise to pack cotton shirts, comfortable shorts, and a pair of jeans for cooler evenings. A light sweater or jacket is useful for air-conditioned spaces (like buses) or unexpected cool moments. Rain is likely on several days, so bring a good rain jacket. And with plenty of sunshine hours, don’t forget sunglasses, sunscreen, and maybe a sun hat.What To Do in Harbin in September
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit China, check out our Harbin's climate page.
Temperature Rainfall Sunshine Humidity
See the full Harbin climate overview or explore weather in China.
