Climate averages 1991–2020
Changsha, China weather
in May.
A hot, very wet month: the 5th warmest and the 10th driest of the year.
Long-term climate patterns, not a forecast for a particular trip.
May is a hot month in Changsha, China: daytime highs average 29.3°C and nights cool to about 23.3°C. By daytime temperature it is the 5th warmest of the 12 months.
Expect about 249 mm of rain on roughly 21 days, which makes May a very wet month (the 10th driest of the 12 months). Daylight, from sunrise to sunset, lasts about 13 h 12 min on an average May day.
The nearest other city in this atlas is Taishan (17 km away). In May its highs average 29.3°C, about as warm as Changsha, China, with 249 mm of rain.
Among the 884 cities listed in China, Changsha, China ranks joint 34th of 884 for the warmest May highs and joint 801st of 884 for the driest May (rainfall, lowest first). The mean May high of those 884 cities is 25.2°C; Changsha, China is 4.1°C warmer than that mean.
From May to June, average highs rise by 1.2°C to 30.5°C, and monthly rainfall rises from 249 mm to 283 mm.
The annual picture
May in context
Monthly rainfall
Average total · mmAverages from hourly ERA5 reanalysis data. Actual weather varies from year to year. How these numbers are calculated
Every month, side by side
Changsha, China climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 19.2°C11.1°C | 11.1°C | 33 | 5.4 | 10.911 h |
| February | 20.8°C13.1°C | 13.1°C | 42 | 8.5 | 11.411 h |
| March | 23.9°C16.4°C | 16.4°C | 86 | 12.6 | 12.012 h |
| April | 27.1°C20.3°C | 20.3°C | 158 | 15.6 | 12.713 h |
| May, selected | 29.3°C23.3°C | 23.3°C | 249 | 21.4 | 13.213 h |
| June | 30.5°C25.2°C | 25.2°C | 283 | 22.6 | 13.513 h |
| July | 31.2°C25.6°C | 25.6°C | 224 | 21.5 | 13.413 h |
| August | 31.1°C25.3°C | 25.3°C | 272 | 23.5 | 12.913 h |
| September | 30.1°C23.8°C | 23.8°C | 203 | 17.7 | 12.312 h |
| October | 28.0°C20.6°C | 20.6°C | 71 | 7.5 | 11.612 h |
| November | 24.8°C16.5°C | 16.5°C | 35 | 5.5 | 11.111 h |
| December | 20.4°C12.1°C | 12.1°C | 33 | 4.6 | 10.811 h |
Rainfall is the average of the 30 separate monthly totals. A rain day is a local calendar day with at least 1 mm of precipitation. Daylight is the calculated sunrise-to-sunset length, not measured sunshine.
Compare places
May in nearby cities
- Taishan in MayChina · 17 kmHigh 29.3°C · Low 23.6°C · 249 mm rain
- Encheng in MayChina · 45 kmHigh 28.9°C · Low 23.3°C · 270 mm rain
- Jiangmen in MayChina · 47 kmHigh 29.5°C · Low 23.4°C · 269 mm rain
- Shaping in MayChina · 52 kmHigh 29.3°C · Low 23.2°C · 257 mm rain
- Jing’an in MayChina · 65 kmHigh 27.9°C · Low 24.3°C · 230 mm rain
- Nantou, China in MayChina · 73 kmHigh 29.3°C · Low 23.5°C · 281 mm rain
- Zhongshan in MayChina · 73 kmHigh 29.0°C · Low 23.9°C · 238 mm rain
- Daliang in MayChina · 77 kmHigh 29.4°C · Low 23.4°C · 281 mm rain
Read the numbers correctly
Climate, not a promise.
These patterns help compare months. They cannot tell you the weather on a specific day of your trip.
Sources, method and limitsHow these numbers are made (what the highs, lows and rain days mean, the sources and the model cell used for Changsha) is explained once on the Changsha, China year overview and on the Sources, method and limits page.