Hangzhou Historic Weather Records

Analyse hottest, coldest, windiest & wettest days

Hangzhou Weather Trend Graph


Temperature (°C)
.
Months
Max Temp.
Historic Max Temp.
Min Temp.
Historic Min Temp.

Yearly Summary 2026


39°C
Highest Temp
1 Aug. 26

-2°C
Lowest Temp
22 Jan. 26


Seasonal Breakdown

Hottest MonthJuly33.98°C

Coldest MonthJanuary3.99°C

Wettest MonthAugust18.12mm

Windiest MonthAugust19.31km/h

Frequently Asked Questions


1. What is the hottest month in Hangzhou historically?

August is historically Hangzhou's hottest month, with average maximum temperatures around 33°C. During peak heatwave events, the highest recorded temperatures have reached 43°C on 2013-08-09.

2. What is the coldest month in Hangzhou historically?

January is Hangzhou's coldest month, with average minimum temperatures around 2°C. The all-time record low of -9°C was recorded on 2018-01-30.

3. What is the average annual rainfall in Hangzhou over the past 17 years?

Hangzhou's average annual rainfall is approximately 1624.8mm, based on records spanning 17 years.

4. How many rainy days does Hangzhou experience on average per year?

Hangzhou historically records approximately 193.7 rainy days per year. June has the highest number of rain days at an average of 22.2 days.

5. What is the all-time highest temperature ever recorded in Hangzhou?

The all-time highest temperature recorded in Hangzhou is 43°C on 2013-08-09.

6. What is the all-time lowest temperature ever recorded in Hangzhou?

The all-time lowest temperature recorded in Hangzhou is -9°C on 2018-01-30.

7. What is the windiest time of year in Hangzhou historically?

Hangzhou experiences its strongest winds during March. The historic gust record of 48.6 kph was recorded on 2026-07-12.

8. What is the highest and lowest humidity in Hangzhou during a year?

Usually, Hangzhou's humidity peaks in June at around 82.8% and drops to its lowest in December at approximately 65.1%.