Cool
Average highs are around 19°C, so pack for cooler days.
December verdict
Mixed for holiday weather
Average highs are around 19°C, so pack for cooler days. Sunshine averages 5.6h per day, enough for a balanced month. Rainfall averages 25mm, which is relatively low for holiday planning.

Monthly averages
Temp
19°C
Rain
25mm
Sun
5.6h
Sea
18°C
Weather score
48
Mixed
Cool
Average highs are around 19°C, so pack for cooler days.
Drier
Rainfall averages 25mm, which is relatively low for holiday planning.
Some sun
Sunshine averages 5.6h per day, enough for a balanced month.
Cool sea
Sea temperatures average 18°C, so the water can feel cool.
Map
Compare Xiamen, Fujian, China with nearby places by weather score, rain, sun, temperature, and swim conditions.
December19°C average high
December is on the cooler side of Xiamen's year, useful if you prefer less intense daytime heat.
Warmest monthsJune to September
This stretch sets the upper range for average daytime heat.
December25mm average rain
December is one of Xiamen's driest months, making outdoor days easier to plan than in wetter parts of the year.
Driest monthsJanuary to February and October to December
This is the drier part of the year, when outdoor plans usually need less weather flexibility.
December5.6 hours average sun
December sits close to Xiamen's yearly sunshine average, so it is a middle-of-the-pack month for bright days.
Brightest monthsJuly to August
This stretch has the strongest sunshine in the monthly averages.
December18°C average sea
December is below Xiamen's yearly sea-temperature average, so swimming can feel fresher.
Warmest seaJune to October
Sea temperatures are usually near 26°C in this stretch, so swimming comfort is at its strongest.
December48 weather score
December sits close to Xiamen's yearly weather-score average, giving a typical overall read on the month.
Best weather monthsSeptember to October
These months have the strongest weather score in the monthly averages.