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Dongguan, Guangdong Weather by Month and Climate Averages
Monthly normals · Rain · Snow
Sunshine · Freeze dates · Records · Best time to visit
What is the weather like in Dongguan, Guangdong?
Dongguan, Guangdong gets 1984 mm of precipitation a year over about 139 rainy days. July is the warmest month (average high 33°C) and January the coldest (average low 11°C).
Subtropical monsoon climate
Dongguan, Guangdong has hot summers and mild winters. Daytime highs range from about 19°C in January to 33°C in July. June is usually the wettest month. The most comfortable time to visit is typically January to April and November to December, when daytime highs sit near 22°C.
| Season | Months | Avg low | Avg high |
|---|---|---|---|
| Winter | Dec–Feb | 12° | 20° |
| Spring | Mar–May | 19° | 26° |
| Summer | Jun–Aug | 26° | 33° |
| Autumn | Sep–Nov | 21° | 29° |
How much rain does Dongguan get?
Dongguan gets 1984 mm of precipitation in an average year, spread over about 139 days with measurable rain. That is more rainy days than 79% of China.
June is the wettest month, with 367 mm. December is the driest, with 35 mm. June has the most rainy days, about 19.
The longest dry spell in the last five years lasted 53 days, to January 24, 2025.
Dongguan weather by month
Dongguan weather in January
In January, Dongguan averages a high of 18°C and a low of 11°C. It gets 54 mm of precipitation over about 7 rainy days. Estimated sunshine is 42% of daylight hours, derived from ERA5 cloud cover. The January record high is 28°C (2006) and the record low is 1°C (1971). January is one of the most comfortable months to visit.
Dongguan weather in February
In February, Dongguan averages a high of 20°C and a low of 12°C. It gets 57 mm of precipitation over about 9 rainy days. Estimated sunshine is 38% of daylight hours, derived from ERA5 cloud cover. The February record high is 29°C (2021) and the record low is 2°C (1979). February is one of the most comfortable months to visit.
Dongguan weather in March
In March, Dongguan averages a high of 22°C and a low of 16°C. It gets 104 mm of precipitation over about 13 rainy days. Estimated sunshine is 29% of daylight hours, derived from ERA5 cloud cover. The March record high is 32°C (2000) and the record low is 3°C (1986). March is one of the most comfortable months to visit.
Dongguan weather in April
In April, Dongguan averages a high of 27°C and a low of 19°C. It gets 199 mm of precipitation over about 15 rainy days. Estimated sunshine is 28% of daylight hours, derived from ERA5 cloud cover. The April record high is 33°C (2014) and the record low is 8°C (2018). April is one of the most comfortable months to visit.
Dongguan weather in May
In May, Dongguan averages a high of 30°C and a low of 23°C. It gets 337 mm of precipitation over about 17 rainy days. Estimated sunshine is 22% of daylight hours, derived from ERA5 cloud cover. The May record high is 39°C (2023) and the record low is 14°C (2022).
Dongguan weather in June
In June, Dongguan averages a high of 32°C and a low of 25°C. It gets 367 mm of precipitation over about 19 rainy days. Estimated sunshine is 11% of daylight hours, derived from ERA5 cloud cover. The June record high is 39°C (2004) and the record low is 19°C (1987).
Dongguan weather in July
In July, Dongguan averages a high of 33°C and a low of 26°C. It gets 243 mm of precipitation over about 16 rainy days. Estimated sunshine is 29% of daylight hours, derived from ERA5 cloud cover. The July record high is 39°C (2004) and the record low is 22°C (1992).
Dongguan weather in August
In August, Dongguan averages a high of 33°C and a low of 26°C. It gets 272 mm of precipitation over about 16 rainy days. Estimated sunshine is 22% of daylight hours, derived from ERA5 cloud cover. The August record high is 38°C (2004) and the record low is 21°C (1976).
Dongguan weather in September
In September, Dongguan averages a high of 32°C and a low of 24°C. It gets 208 mm of precipitation over about 12 rainy days. Estimated sunshine is 34% of daylight hours, derived from ERA5 cloud cover. The September record high is 37°C (1990) and the record low is 16°C (1997).
Dongguan weather in October
In October, Dongguan averages a high of 29°C and a low of 21°C. It gets 69 mm of precipitation over about 5 rainy days. Estimated sunshine is 43% of daylight hours, derived from ERA5 cloud cover. The October record high is 36°C (2005) and the record low is 9°C (1981).
Dongguan weather in November
In November, Dongguan averages a high of 26°C and a low of 17°C. It gets 39 mm of precipitation over about 5 rainy days. Estimated sunshine is 48% of daylight hours, derived from ERA5 cloud cover. The November record high is 33°C (2003) and the record low is 5°C (1975). November is one of the most comfortable months to visit.
Dongguan weather in December
In December, Dongguan averages a high of 21°C and a low of 12°C. It gets 35 mm of precipitation over about 6 rainy days. Estimated sunshine is 50% of daylight hours, derived from ERA5 cloud cover. The December record high is 30°C (2023) and the record low is 0°C (1999). December is one of the most comfortable months to visit.
Sunshine, humidity and wind in Dongguan
December is the sunniest month in Dongguan, with estimated sunshine of 50% of daylight hours from ERA5 cloud cover. June is the cloudiest, at 11%. The annual cloud-cover estimate is 33% of daylight hours; it is not a measurement of sunshine duration. Dongguan is cloudier than 84% of China.
Humidity peaks in June at 83% and is lowest in December at 63%.
Dongguan has about 71 days a year above 32°C. Dongguan is hotter than 89% of China.
Dongguan weather records
These records cover GUANGZHOU during 1970–2025. Earlier records or other stations in the city may differ.
The hottest temperature on record at the Dongguan station is 39°C, on July 1, 2004. The coldest is 0°C, on December 23, 1999.
The wettest day in the available station history brought 239 mm of precipitation, on August 23, 1999.
39 all-time records have been set at the station since 1970.
The annual mean temperature has changed by +0.3°C per decade since 1970.
The best time to visit Dongguan
The most comfortable time to visit is typically January to April and November to December, when daytime highs sit near 22°C.
Winter (December–February) is mild, with average highs around 20°C and lows near 12°C.
Spring (March–May) is warm, with average highs around 26°C and lows near 19°C.
Summer (June–August) is hot, with average highs around 33°C and lows near 25°C. It can feel humid.
Autumn (September–November) is hot, with average highs around 29°C and lows near 21°C.
Monthly climate
| Month | Average low | Average high | Precip | Rain days | Humidity | Estimated sunshine | Record high | Record low |
|---|---|---|---|---|---|---|---|---|
| January | 11° | 18° | 54 mm | 7 | 65% | 42% | 28° | 1° |
| February | 12° | 20° | 57 mm | 9 | 72% | 38% | 29° | 2° |
| March | 16° | 22° | 104 mm | 13 | 75% | 29% | 32° | 3° |
| April | 19° | 27° | 199 mm | 15 | 77% | 28% | 33° | 8° |
| May | 23° | 30° | 337 mm | 17 | 81% | 22% | 39° | 14° |
| June | 25° | 32° | 367 mm | 19 | 83% | 11% | 39° | 19° |
| July | 26° | 33° | 243 mm | 16 | 79% | 29% | 39° | 22° |
| August | 26° | 33° | 272 mm | 16 | 83% | 22% | 38° | 21° |
| September | 24° | 32° | 208 mm | 12 | 81% | 34% | 37° | 16° |
| October | 21° | 29° | 69 mm | 5 | 69% | 43% | 36° | 9° |
| November | 17° | 26° | 39 mm | 5 | 70% | 48% | 33° | 5° |
| December | 12° | 21° | 35 mm | 6 | 63% | 50% | 30° | 0° |
Station: GUANGZHOU, 35 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.
Dongguan climate questions
How much rain does Dongguan get?
Dongguan gets 1984 mm of precipitation in an average year, over about 139 rainy days.
What is the wettest month in Dongguan?
June is the wettest month in Dongguan, with 367 mm. December is the driest, with 35 mm.
How many rainy days does Dongguan have a year?
Dongguan has about 139 days with measurable rain in an average year. June has the most, about 19.
What is the hottest month in Dongguan?
July is the warmest month in Dongguan, with an average high of 33°C.
What is the coldest month in Dongguan?
January is the coldest month in Dongguan, with an average low of 11°C.
What is the record high temperature in Dongguan?
Within the available 1970–2025 station history, the record high at the Dongguan station is 39°C, set on July 1, 2004. The record low is 0°C, on December 23, 1999.
What is the sunniest month in Dongguan?
December is the sunniest month in Dongguan, with estimated sunshine of 50% of daylight hours from ERA5 cloud cover. June is the cloudiest.
What is the best time to visit Dongguan?
The most comfortable time to visit is typically January to April and November to December, when daytime highs sit near 22°C.