Climate averages 1991–2020
Guankou weather
in May.
A warm, very wet month: the 5th warmest and the 11th driest of the year.
Long-term climate patterns, not a forecast for a particular trip.
May is a warm month in Guankou: daytime highs average 27.0°C and nights cool to about 18.9°C. By daytime temperature it is the 5th warmest of the 12 months.
Expect about 308 mm of rain on roughly 17 days, which makes May a very wet month (the 11th driest of the 12 months). Daylight, from sunrise to sunset, lasts about 13 h 32 min on an average May day.
The nearest other city in this atlas is Xishan (56 km away). In May its highs average 27.1°C, about as warm as Guankou, with 298 mm of rain.
Among the 884 cities listed in China, Guankou ranks joint 228th of 884 for the warmest May highs and joint 867th of 884 for the driest May (rainfall, lowest first). The mean May high of those 884 cities is 25.2°C; Guankou is 1.8°C warmer than that mean.
From May to June, average highs rise by 2.6°C to 29.6°C, and monthly rainfall rises from 308 mm to 345 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
Guankou climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 10.5°C3.3°C | 3.3°C | 77 | 11.1 | 10.611 h |
| February | 13.2°C5.5°C | 5.5°C | 105 | 12.1 | 11.211 h |
| March | 17.1°C9.0°C | 9.0°C | 209 | 17.1 | 12.012 h |
| April | 22.9°C14.4°C | 14.4°C | 290 | 17.6 | 12.813 h |
| May, selected | 27.0°C18.9°C | 18.9°C | 308 | 16.7 | 13.514 h |
| June | 29.6°C22.7°C | 22.7°C | 345 | 18.3 | 13.914 h |
| July | 32.8°C25.7°C | 25.7°C | 179 | 13.3 | 13.714 h |
| August | 32.6°C25.2°C | 25.2°C | 134 | 13.8 | 13.113 h |
| September | 29.3°C21.3°C | 21.3°C | 86 | 10.2 | 12.312 h |
| October | 24.4°C15.9°C | 15.9°C | 62 | 7.6 | 11.512 h |
| November | 18.5°C10.0°C | 10.0°C | 83 | 8.6 | 10.811 h |
| December | 12.8°C4.6°C | 4.6°C | 57 | 7.8 | 10.410 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
- Xishan in MayChina · 56 kmHigh 27.1°C · Low 19.0°C · 298 mm rain
- Zhuzhou in MayChina · 59 kmHigh 26.9°C · Low 19.1°C · 291 mm rain
- Pingxiang in MayChina · 64 kmHigh 26.8°C · Low 18.7°C · 297 mm rain
- Changsha in MayChina · 64 kmHigh 26.6°C · Low 18.7°C · 275 mm rain
- Xiangtan in MayChina · 79 kmHigh 26.8°C · Low 19.0°C · 280 mm rain
- Yichun in MayChina · 84 kmHigh 26.8°C · Low 19.3°C · 308 mm rain
- Shaoshan in MayChina · 112 kmHigh 26.2°C · Low 18.3°C · 227 mm rain
- Xiangxiang in MayChina · 117 kmHigh 26.8°C · Low 18.9°C · 259 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 Guankou) is explained once on the Guankou year overview and on the Sources, method and limits page.