The weather in September in Hangzhou

It's cool to moderate in September in Hangzhou with an average temperature of 17°C. Temperatures this month range from a low of 15°C to a high of 19°C. At night, you can expect temperatures between 4°C and 6°C.

Looking for sun and warm weather? September isn’t a good month to be in Hangzhou. The temperatures are too low for a warm stay this month.

Average temperatures and precipitation

This chart shows the average daily maximum and minimum temperatures (in degrees Celsius) and precipitation (in millimeters) in September for Hangzhou, China. A low precipitation value usually indicates little to no rainfall on that day in recent years, while a higher value suggests more frequent rainfall.

Temperature records

With 25°C in 2018, Hangzhou reached the highest temperature in September over the past 10 years. The lowest daytime temperature in this month was 7°C in 2019. The extreme nighttime temperatures ranged from a lowest recorded value of -8°C to a highest value of 10°C.

Precipitation and snowfall

In September, there is an average of 156 mm of precipitation, spread over 19 days. Of the total precipitation, about 4,0 cm falls as snow in September. The wind speed is around 4 Bft, mostly coming from the Southeast.

Daily weather in September for Hangzhou

Click on any day in September to get detailed info about the usual weather on that day in Hangzhou. Check out the historical temperatures and precipitation over the past 10 years on this day.

September weather comparison

  Hangzhou New York
Average temperature 17°C 27°C
Max. temperature 19°C 31°C
Min. temperature 4°C -5°C
Total precipitation 156 mm 57 mm
Rainy days 19 days 9 days
Total snowfall 4,0 cm 0 cm
Snowy days 2 days 0 days

Start of September

The month of September starts in Hangzhou with mild temps, averaging around 19°C during the day and nights around 6°C.

Mid September

By mid-September, daytime temps drop to around 18°C, with nights around 6°C. There’s a high chance of precipitation during this time.

End of September

By the end of September, the average daytime temperature in Hangzhou is around 17°C, while nighttime temps are about 5°C. There’s a significant chance of many days with precipitation.

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UV index

The UV index is a maximum of 8 this month. That's a very high value on the intensity scale of 1 to 11. Unprotected skin can burn within 10-15 minutes.

The typhoon season in Hangzhou runs from June to November.

Check out the climate of Hangzhou for all months and discover the best travel time

Temperature charts

These charts show the average temperatures in September in Hangzhou, China. The temperatures are shown in degrees Celsius and are calculated based on data from the past 10 years.

Daily Temperature in September in Hangzhou

Temperature in September in Hangzhou over the years

Precipitation charts

These charts show the average amount of precipitation in September in Hangzhou, China. Precipitation is always measured as water, even when it falls as snow or hail The amount of precipitation is displayed in millimeters, while snowfall is shown in centimeters.

Daily Precipitation in September in Hangzhou

Total precipitation in September in Hangzhou over the years

Daily Snowfall in September in Hangzhou

Snowfall in September in Hangzhou per year

Daily UV index in September in Hangzhou

This chart shows the average daily UV index in September in Hangzhou, with the UV index ranging from 0 to a maximum of 11. The bottom of the chart shows the days of the month. Based on historical data, this chart provides an idea of the daily UV radiation levels you can expect.

Weather experiences in September in Hangzhou

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Average weather in Hangzhou by month

Click on a month below to see detailed weather info for Hangzhou. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.