Climate averages 1991–2020
Shanwei weather
in May.
A warm, very wet month: the 6th warmest and the 8th driest of the year.
Long-term climate patterns, not a forecast for a particular trip.
May is a warm month in Shanwei: daytime highs average 27.2°C and nights cool to about 22.9°C. By daytime temperature it is the 6th warmest of the 12 months.
Expect about 224 mm of rain on roughly 19 days, which makes May a very wet month (the 8th driest of the 12 months). Daylight, from sunrise to sunset, lasts about 13 h 13 min on an average May day.
The nearest other city in this atlas is Donghai (35 km away). In May its highs average 28.3°C, 1.0°C warmer than Shanwei, with 223 mm of rain.
Among the 884 cities listed in China, Shanwei ranks joint 204th of 884 for the warmest May highs and joint 758th of 884 for the driest May (rainfall, lowest first). The mean May high of those 884 cities is 25.2°C; Shanwei is 2.0°C warmer than that mean.
From May to June, average highs rise by 1.3°C to 28.6°C, and monthly rainfall rises from 224 mm to 360 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
Shanwei climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 18.9°C11.9°C | 11.9°C | 30 | 4.5 | 10.911 h |
| February | 19.7°C13.3°C | 13.3°C | 47 | 7.8 | 11.411 h |
| March | 22.2°C16.1°C | 16.1°C | 71 | 10.4 | 12.012 h |
| April | 24.8°C19.7°C | 19.7°C | 129 | 13.1 | 12.713 h |
| May, selected | 27.2°C22.9°C | 22.9°C | 224 | 18.5 | 13.213 h |
| June | 28.6°C25.2°C | 25.2°C | 360 | 24.1 | 13.514 h |
| July | 29.5°C25.8°C | 25.8°C | 300 | 23.0 | 13.413 h |
| August | 29.6°C25.6°C | 25.6°C | 351 | 23.3 | 12.913 h |
| September | 29.1°C24.5°C | 24.5°C | 225 | 16.0 | 12.312 h |
| October | 27.3°C21.5°C | 21.5°C | 62 | 6.1 | 11.612 h |
| November | 24.4°C17.6°C | 17.6°C | 41 | 4.6 | 11.111 h |
| December | 20.3°C13.2°C | 13.2°C | 35 | 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
- Donghai in MayChina · 35 kmHigh 28.3°C · Low 22.5°C · 223 mm rain
- Jieshi in MayChina · 50 kmHigh 27.3°C · Low 23.3°C · 204 mm rain
- Pingshan in MayChina · 69 kmHigh 28.5°C · Low 22.5°C · 243 mm rain
- Jiazi in MayChina · 75 kmHigh 27.5°C · Low 23.2°C · 206 mm rain
- Hepo in MayChina · 87 kmHigh 28.7°C · Low 22.0°C · 206 mm rain
- Danshui, China in MayChina · 90 kmHigh 27.9°C · Low 23.2°C · 236 mm rain
- Huicheng (Guangdong), China in MayChina · 101 kmHigh 27.2°C · Low 23.0°C · 183 mm rain
- Huizhou in MayChina · 102 kmHigh 28.6°C · Low 22.4°C · 263 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 Shanwei) is explained once on the Shanwei year overview and on the Sources, method and limits page.