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Changsha in August: Weather, Average temperature and Climate

Discover the weather for Changsha in August and if it’s a good time to travel (based on historical data).
Check flight prices to Changsha on Avionero:
August

Weather in Changsha in August 2025

OK Weather
Hot
🌧️
Rainy
August could be a good time to visit Changsha, as the weather is generally fine. The average high temperature is around +33°C, and there are typically 2 sunny days in August. However, expect about 20 rainy days, and total monthly rainfall of approximately 126 mm. The weather is changeable so pack for every eventuality. Search flights in one click on Avionero.

Average weather

☀️
+33°C
Avg. max. temperature
+18°C
Min.
+42°C
Max.
126 mm
Total precipitation
75%
Avg. humidity
1 m/s
Avg. wind
2 ☀️
Sunny Days
8 ⛅️
Cloudy
20 🌦
Rainy
Our opinion: Changsha has OK weather in August.

Average temperature in Changsha in August

Here are the expected maximum, average and minimum temperatures in Changsha for August based on the historical data.
Last Year
Historical Data

The expected average maximum temperature in August is +34°C with a maximum of +39°C and a minimum of +21°C.

The average maximum temperature goes down 6% by the end of the month, compared with the beginning of the month, from +32°C to +31°C.

Is Changsha warm or cold in August?

Changsha is typically hot in August.

Maximum temperatures go down compared to the previous month from +34°C to +33°C. The minimum temperature also goes down from +27°C to +26°C.

Make sure that you pack your summer linen and swimming costumes; it’s probably going to be hot.

August is one of the warmest months in Changsha, here is the comparison with other months:

Climate in Changsha in August

Changsha weather looks like this, on average, in August and the surrounding months.
JulyAugustSeptember
Avg. temperature
+34°C+33°C+29°C
Min. temperature
+19°C+18°C+13°C
Max. temperature
+40°C+42°C+40°C
Rainfall
159 mm126 mm82 mm
Wind
2 m/s1 m/s2 m/s
Humidity
74%75%76%
Air pressure
1002 HPa1003 HPa1010 HPa
Sunny days
325
Cloudy days
9810
Rainy days
192014
Snowy days
000

August weather is still as ok as in July. It’s getting colder in August. From +34°C in the day, the average maximum temperature lowers to +33°C. As August arrives, the amount of rainfall goes down. On average, the rainfall volume decreases from 159 mm to 126 mm. Humidity rises from 74% to 75%. Winds are calmer in comparison to July, going down from 2 m/s to 1 m/s on average. The days becoming less sunny, going from 3 sunny days in July to 2 in August.

September brings much the same weather, it remains ok.

Wind

Wind speed in Changsha in August based on historical data.
Last Year
Historical Data

The average wind speed is 1 m/s getting up to 4 m/s which is a light breeze; barely moving the tree leaves.

The average wind speed in Changsha is gradually increasing during August, going from 1 m/s to 2 m/s over the course of the month.

Rain

Amount of rainfall in mm during August in Changsha based on historical data.
Last Year
Historical Data
Total precipitation in August is about 139 mm, with a 55% chance of rain on a typical day. The maximum amount of rainfall per day is around 35 mm, which is moderate rain. August is a pretty wet month with over 17 rainy days, so don’t forget to pack an umbrella, raincoat, and a pair of galoshes.
Here’s how August is compared with other months in the amount of precipitation, total mm:
Changsha wettest month is June, where a typical day has a 70% chance of precipitation and 298 mm of rainfall per day. December, on the other hand, is the driest month with a mere 29% chance of precipitation and 41 mm of rainfall per day.

How was the weather last August in Changsha?

This is the weather in Changsha in August 2024:
1 August
☁️
+32°C
2 August
☁️
+34°C
3 August
☀️
+36°C
4 August
☀️
+38°C
5 August
☁️
+39°C
6 August
☁️
+37°C
7 August
🌧️
+34°C
8 August
☁️
+33°C
9 August
🌧️
+33°C
10 August
☀️
+34°C
11 August
☁️
+35°C
12 August
☁️
+37°C
13 August
🌧️
+31°C
14 August
☁️
+33°C
15 August
☀️
+34°C
16 August
☀️
+35°C
17 August
☀️
+37°C
18 August
☁️
+36°C
19 August
☁️
+35°C
20 August
☁️
+36°C
21 August
🌧️
+31°C
22 August
☀️
+33°C
23 August
☁️
+34°C
24 August
☁️
+34°C
25 August
☁️
+34°C
26 August
🌧️
+34°C
27 August
🌧️
+31°C
28 August
☁️
+24°C
29 August
☁️
+27°C
30 August
☁️
+28°C
31 August
☀️
+31°C
In August 2024 Changsha had 8 sunny days, 17 cloudy days, and 6 rainy days. The average maximum temperature was +34°C, with an absolute maximum of +39°C and a minimum of +24°C. The average humidity was 75%, with a maximum of 99% and a minimum of 45%. The average wind speed was 1 m/s, with a maximum of 6 m/s and a minimum of 0 m/s.
Are you planning a trip in August?

Climate Change over Years

This is how Changsha climate have been changing during last 43 years period.

The climate in Changsha in August has not changed much over the last 43 years.

The average temperature was the lowest in 1989 (+20°C) and the highest in 2013 (+24°C). The driest year was 2011 with only 1015 mm of rainfall, and the wettest year was 1994 with 2198 mm.

FAQ

Frequently asked questions about the weather in Changsha in August:

Is August a good time to visit Changsha?

It’s always a good time to visit Changsha, but the weather is changeable in August, so plan a mix of indoor and outdoor activities and exploring, and pack for every eventuality.

Can you sunbathe in Changsha in August?

Absolutely, August is hot in Changsha. Plan on beach and pool time, and ensure that you pack light and breathable options to stay comfortable.

Is Changsha rainy in August?

Changsha is often rainy in August. You may get a bit damp when outside, so pack an umbrella, and maybe even a raincoat.

Is it sunny in Changsha in August?

Usually, it’s not very sunny in Changsha in August, often it’s pretty cloudy. Pack for any eventuality; layering can help reduce the number of bulky items needed.

Other cities in China

Check out the weather for other cities in China.

Monthly weather in Changsha

Source of the data

For this page, we’ve looked at the typical weather in Changsha, based on historical hourly weather data from January 1, 1979, to December 31, 2023.

For past dates, we show actual recorded data at the location at that time. Forecasts are based on recorded weather during that day of the year, averaged over the total years for which we have records (unless stated otherwise). The daily temperature is the highest recorded temperature in the shadow during that day.