Mild
Average highs are around 24°C, so days are mild rather than hot.
September verdict
Mixed for holiday weather
Average highs are around 24°C, so days are mild rather than hot. Sunshine averages 4.4h per day, so this is not one of the brighter months. Rainfall averages 105mm, so some wet days are possible.

Monthly averages
Temp
24°C
Rain
105mm
Sun
4.4h
Weather score
55
Mixed
Mild
Average highs are around 24°C, so days are mild rather than hot.
Showers
Rainfall averages 105mm, so some wet days are possible.
Limited sun
Sunshine averages 4.4h per day, so this is not one of the brighter months.
Map
Compare Guiyang, Guizhou, China with nearby places by weather score, rain, sun, temperature, and swim conditions.
September24°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.
September105mm average rain
September sits near Guiyang's yearly rainfall average, so rain is a normal planning factor rather than an outlier.
Driest monthsJanuary to March and November to December
This is the drier part of the year, when outdoor plans usually need less weather flexibility.
September4.4 hours average sun
September sits close to Guiyang'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.
September55 weather score
September scores above Guiyang's yearly average, so the overall weather mix is stronger than most months.
Best weather monthsJuly to September
These months have the strongest weather score in the monthly averages.
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