Mild
Average highs are around 23°C, so days are mild rather than hot.
May verdict
Mixed for holiday weather
Average highs are around 23°C, so days are mild rather than hot. Sunshine averages 4.3h per day, so this is not one of the brighter months. Rainfall averages 180mm, so some wet days are possible.

Monthly averages
Temp
23°C
Rain
180mm
Sun
4.3h
Weather score
43
Mixed
Mild
Average highs are around 23°C, so days are mild rather than hot.
Showers
Rainfall averages 180mm, so some wet days are possible.
Limited sun
Sunshine averages 4.3h 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.
May23°C average high
May 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.
May180mm average rain
May is wetter than Guiyang's yearly average, so flexible plans matter more.
Driest monthsJanuary to March and November to December
This is the drier part of the year, when outdoor plans usually need less weather flexibility.
May4.3 hours average sun
May 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.
May43 weather score
May sits close to Guiyang's yearly weather-score average, giving a typical overall read on the month.
Best weather monthsJuly to September
These months have the strongest weather score in the monthly averages.
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