Mild
Average highs are around 25°C, so days are mild rather than hot.
April verdict
Mixed for holiday weather
Average highs are around 25°C, so days are mild rather than hot. Sunshine averages 3.4h per day, so this is not one of the brighter months. Rainfall averages 169mm, so some wet days are possible.

Monthly averages
Temp
25°C
Rain
169mm
Sun
3.4h
Sea
22°C
Weather score
54
Mixed
Mild
Average highs are around 25°C, so days are mild rather than hot.
Showers
Rainfall averages 169mm, so some wet days are possible.
Limited sun
Sunshine averages 3.4h per day, so this is not one of the brighter months.
Swimmable
Sea temperatures average 22°C, which can work for swimming but may feel fresh.
Map
Compare Zhongshan, Guangdong, China with nearby places by weather score, rain, sun, temperature, and swim conditions.
April25°C average high
April is close to Zhongshan's yearly temperature average, giving a typical read on daytime heat.
Warmest monthsMay to September
This stretch sets the upper range for average daytime heat.
April169mm average rain
April sits near Zhongshan's yearly rainfall average, so rain is a normal planning factor rather than an outlier.
Driest monthsJanuary to March and October to December
This is the drier part of the year, when outdoor plans usually need less weather flexibility.
April3.4 hours average sun
April is one of Zhongshan's cloudier months, so sunshine-led plans are less reliable.
Brightest monthsJuly to October
This stretch has the strongest sunshine in the monthly averages.
April22°C average sea
April is close to Zhongshan's yearly sea-temperature average, so swimming comfort is fairly typical.
Warmest seaJune to October
Sea temperatures are usually near 28°C in this stretch, so swimming comfort is at its strongest.
April54 weather score
April sits close to Zhongshan's yearly weather-score average, giving a typical overall read on the month.
Best weather monthsOctober to November
These months have the strongest weather score in the monthly averages.