Mild
Average highs are around 21°C, so days are mild rather than hot.
September verdict
Mixed for holiday weather
Average highs are around 21°C, so days are mild rather than hot. Sunshine averages 7.9h per day, enough for a balanced month. Rainfall averages 51mm, which is relatively low for holiday planning.

Monthly averages
Temp
21°C
Rain
51mm
Sun
7.9h
Weather score
54
Mixed
Mild
Average highs are around 21°C, so days are mild rather than hot.
Drier
Rainfall averages 51mm, which is relatively low for holiday planning.
Some sun
Sunshine averages 7.9h per day, enough for a balanced month.
Map
Compare Datong, Shanxi, China with nearby places by weather score, rain, sun, temperature, and swim conditions.
September21°C average high
September sits in the warmer part of the year, so midday sightseeing can feel heavier than in cooler months.
Warmest monthsMay to September
This stretch sets the upper range for average daytime heat.
September51mm average rain
September sits near Datong's yearly rainfall average, so rain is a normal planning factor rather than an outlier.
Driest monthsJanuary to May and October to December
This is the drier part of the year, when outdoor plans usually need less weather flexibility.
September7.9 hours average sun
September sits close to Datong's yearly sunshine average, so it is a middle-of-the-pack month for bright days.
Brightest monthsMay to June
This stretch has the strongest sunshine in the monthly averages.
September54 weather score
September scores below Datong's yearly average, so the weather trade-offs are more noticeable.
Best weather monthsJune to July
These months have the strongest weather score in the monthly averages.