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Guiyang, Guizhou Weather by Month and Climate Averages
Monthly normals · Rain · Snow
Sunshine · Freeze dates · Records · Best time to visit
What is the weather like in Guiyang, Guizhou?
Guiyang, Guizhou gets 1151 mm of precipitation a year over about 162 rainy days. July is the warmest month (average high 28°C) and January the coldest (average low 2°C).
Humid subtropical climate
Guiyang, Guizhou has warm summers and chilly winters. Daytime highs range from about 8°C in January to 28°C in August. June is usually the wettest month. The most comfortable time to visit is typically April to May and September to October, when daytime highs sit near 22°C.
| Season | Months | Avg low | Avg high |
|---|---|---|---|
| Winter | Dec–Feb | 3° | 10° |
| Spring | Mar–May | 12° | 20° |
| Summer | Jun–Aug | 19° | 27° |
| Autumn | Sep–Nov | 13° | 20° |
How much rain does Guiyang get?
Guiyang gets 1151 mm of precipitation in an average year, spread over about 162 days with measurable rain. That is more rainy days than 98% of China.
June is the wettest month, with 223 mm. December is the driest, with 23 mm. June has the most rainy days, about 17.
The longest dry spell in the last five years lasted 23 days, to September 20, 2023.
Guiyang weather by month
Guiyang weather in January
In January, Guiyang averages a high of 8°C and a low of 2°C. It gets 27 mm of precipitation over about 14 rainy days. Estimated sunshine is 20% of daylight hours, derived from ERA5 cloud cover. The January record high is 23°C (1972) and the record low is -8°C (1970).
Guiyang weather in February
In February, Guiyang averages a high of 11°C and a low of 4°C. It gets 23 mm of precipitation over about 12 rainy days. Estimated sunshine is 16% of daylight hours, derived from ERA5 cloud cover. The February record high is 29°C (1979) and the record low is -7°C (2000).
Guiyang weather in March
In March, Guiyang averages a high of 16°C and a low of 8°C. It gets 47 mm of precipitation over about 14 rainy days. Estimated sunshine is 20% of daylight hours, derived from ERA5 cloud cover. The March record high is 32°C (1979) and the record low is -3°C (1986).
Guiyang weather in April
In April, Guiyang averages a high of 21°C and a low of 12°C. It gets 83 mm of precipitation over about 14 rainy days. Estimated sunshine is 21% of daylight hours, derived from ERA5 cloud cover. The April record high is 34°C (1991) and the record low is 1°C (1972). April is one of the most comfortable months to visit.
Guiyang weather in May
In May, Guiyang averages a high of 24°C and a low of 16°C. It gets 174 mm of precipitation over about 17 rainy days. Estimated sunshine is 20% of daylight hours, derived from ERA5 cloud cover. The May record high is 34°C (1988) and the record low is 8°C (1981). May is one of the most comfortable months to visit.
Guiyang weather in June
In June, Guiyang averages a high of 26°C and a low of 18°C. It gets 223 mm of precipitation over about 17 rainy days. Estimated sunshine is 10% of daylight hours, derived from ERA5 cloud cover. The June record high is 34°C (2023) and the record low is 12°C (2010).
Guiyang weather in July
In July, Guiyang averages a high of 28°C and a low of 21°C. It gets 201 mm of precipitation over about 15 rainy days. Estimated sunshine is 18% of daylight hours, derived from ERA5 cloud cover. The July record high is 35°C (1988) and the record low is 15°C (1989).
Guiyang weather in August
In August, Guiyang averages a high of 28°C and a low of 20°C. It gets 125 mm of precipitation over about 13 rainy days. Estimated sunshine is 30% of daylight hours, derived from ERA5 cloud cover. The August record high is 35°C (2022) and the record low is 13°C (2010).
Guiyang weather in September
In September, Guiyang averages a high of 25°C and a low of 17°C. It gets 89 mm of precipitation over about 10 rainy days. Estimated sunshine is 31% of daylight hours, derived from ERA5 cloud cover. The September record high is 33°C (2006) and the record low is 8°C (1970). September is one of the most comfortable months to visit.
Guiyang weather in October
In October, Guiyang averages a high of 20°C and a low of 13°C. It gets 96 mm of precipitation over about 15 rainy days. Estimated sunshine is 24% of daylight hours, derived from ERA5 cloud cover. The October record high is 32°C (2021) and the record low is 3°C (2010). October is one of the most comfortable months to visit.
Guiyang weather in November
In November, Guiyang averages a high of 16°C and a low of 9°C. It gets 41 mm of precipitation over about 11 rainy days. Estimated sunshine is 27% of daylight hours, derived from ERA5 cloud cover. The November record high is 28°C (1982) and the record low is -2°C (2009).
Guiyang weather in December
In December, Guiyang averages a high of 11°C and a low of 4°C. It gets 23 mm of precipitation over about 12 rainy days. Estimated sunshine is 19% of daylight hours, derived from ERA5 cloud cover. The December record high is 25°C (1974) and the record low is -7°C (2002).
Sunshine, humidity and wind in Guiyang
September is the sunniest month in Guiyang, with estimated sunshine of 31% of daylight hours from ERA5 cloud cover. June is the cloudiest, at 10%. The annual cloud-cover estimate is 21% of daylight hours; it is not a measurement of sunshine duration. Guiyang is cloudier than 99% of China.
Humidity peaks in February at 82% and is lowest in August at 75%.
Guiyang has about 4 days a year above 32°C. Guiyang is cooler than 88% of China.
First and last freeze in Guiyang
The first fall freeze in Guiyang typically comes around December 14, and the last spring freeze around February 22. That leaves a frost-free growing season of about 295 days.
Guiyang weather records
These records cover GUIYANG during 1970–2025. Earlier records or other stations in the city may differ.
The hottest temperature on record at the Guiyang station is 35°C, on July 20, 1988. The coldest is -8°C, on January 6, 1970.
The wettest day in the available station history brought 197 mm of precipitation, on July 2, 1996.
26 all-time records have been set at the station since 1970.
The annual mean temperature has changed by −0.2°C per decade since 1970.
The best time to visit Guiyang
The most comfortable time to visit is typically April to May and September to October, when daytime highs sit near 22°C.
Winter (December–February) is chilly, with average highs around 10°C and lows near 3°C.
Spring (March–May) is warm, with average highs around 20°C and lows near 12°C.
Summer (June–August) is warm, with average highs around 27°C and lows near 20°C. It can feel humid.
Autumn (September–November) is warm, with average highs around 20°C and lows near 13°C.
Monthly climate
| Month | Average low | Average high | Precip | Rain days | Humidity | Estimated sunshine | Record high | Record low |
|---|---|---|---|---|---|---|---|---|
| January | 2° | 8° | 27 mm | 14 | 81% | 20% | 23° | -8° |
| February | 4° | 11° | 23 mm | 12 | 82% | 16% | 29° | -7° |
| March | 8° | 16° | 47 mm | 14 | 79% | 20% | 32° | -3° |
| April | 12° | 21° | 83 mm | 14 | 78% | 21% | 34° | 1° |
| May | 16° | 24° | 174 mm | 17 | 80% | 20% | 34° | 8° |
| June | 18° | 26° | 223 mm | 17 | 82% | 10% | 34° | 12° |
| July | 21° | 28° | 201 mm | 15 | 78% | 18% | 35° | 15° |
| August | 20° | 28° | 125 mm | 13 | 75% | 30% | 35° | 13° |
| September | 17° | 25° | 89 mm | 10 | 77% | 31% | 33° | 8° |
| October | 13° | 20° | 96 mm | 15 | 77% | 24% | 32° | 3° |
| November | 9° | 16° | 41 mm | 11 | 78% | 27% | 28° | -2° |
| December | 4° | 11° | 23 mm | 12 | 78% | 19% | 25° | -7° |
Station: GUIYANG, 2 km from the city. Temperature normal baseline: 1991–2020, calculated from available NOAA GHCN-Daily observations. Available station history: 1970–2025; record values refer to this station and period, not the entire city’s history. Precipitation includes rain and the water equivalent of frozen precipitation; snowfall depth is shown separately when available. Sources and methods
From ERA5 reanalysis. Sunshine is estimated from cloud cover.
Guiyang climate questions
How much rain does Guiyang get?
Guiyang gets 1151 mm of precipitation in an average year, over about 162 rainy days.
What is the wettest month in Guiyang?
June is the wettest month in Guiyang, with 223 mm. December is the driest, with 23 mm.
How many rainy days does Guiyang have a year?
Guiyang has about 162 days with measurable rain in an average year. June has the most, about 17.
What is the hottest month in Guiyang?
July is the warmest month in Guiyang, with an average high of 28°C.
What is the coldest month in Guiyang?
January is the coldest month in Guiyang, with an average low of 2°C.
What is the record high temperature in Guiyang?
Within the available 1970–2025 station history, the record high at the Guiyang station is 35°C, set on July 20, 1988. The record low is -8°C, on January 6, 1970.
What is the sunniest month in Guiyang?
September is the sunniest month in Guiyang, with estimated sunshine of 31% of daylight hours from ERA5 cloud cover. June is the cloudiest.
When is the first frost in Guiyang?
The first fall freeze in Guiyang typically comes around December 14. The last spring freeze is around February 22.
What is the best time to visit Guiyang?
The most comfortable time to visit is typically April to May and September to October, when daytime highs sit near 22°C.