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Longgang, 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 Longgang, Guangdong?
Longgang, 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
Longgang, 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 Longgang get?
Longgang 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.
Longgang weather by month
Longgang weather in January
In January, Longgang 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 47% 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.
Longgang weather in February
In February, Longgang 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 39% 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.
Longgang weather in March
In March, Longgang 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 32% 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.
Longgang weather in April
In April, Longgang 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 30% 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.
Longgang weather in May
In May, Longgang 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 21% of daylight hours, derived from ERA5 cloud cover. The May record high is 39°C (2023) and the record low is 14°C (2022).
Longgang weather in June
In June, Longgang 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).
Longgang weather in July
In July, Longgang 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 28% of daylight hours, derived from ERA5 cloud cover. The July record high is 39°C (2004) and the record low is 22°C (1992).
Longgang weather in August
In August, Longgang 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 21% of daylight hours, derived from ERA5 cloud cover. The August record high is 38°C (2004) and the record low is 21°C (1976).
Longgang weather in September
In September, Longgang 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).
Longgang weather in October
In October, Longgang 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 42% of daylight hours, derived from ERA5 cloud cover. The October record high is 36°C (2005) and the record low is 9°C (1981).
Longgang weather in November
In November, Longgang 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 49% 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.
Longgang weather in December
In December, Longgang 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 Longgang
December is the sunniest month in Longgang, with estimated sunshine of 50% of daylight hours from ERA5 cloud cover. June is the cloudiest, at 11%. The annual cloud-cover estimate is 34% of daylight hours; it is not a measurement of sunshine duration. Longgang is cloudier than 83% of China.
Humidity peaks in June at 85% and is lowest in December at 65%.
Longgang has about 71 days a year above 32°C. Longgang is hotter than 89% of China.
Longgang 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 Longgang 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 Longgang
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 | 68% | 47% | 28° | 1° |
| February | 12° | 20° | 57 mm | 9 | 75% | 39% | 29° | 2° |
| March | 16° | 22° | 104 mm | 13 | 77% | 32% | 32° | 3° |
| April | 19° | 27° | 199 mm | 15 | 79% | 30% | 33° | 8° |
| May | 23° | 30° | 337 mm | 17 | 82% | 21% | 39° | 14° |
| June | 25° | 32° | 367 mm | 19 | 85% | 11% | 39° | 19° |
| July | 26° | 33° | 243 mm | 16 | 80% | 28% | 39° | 22° |
| August | 26° | 33° | 272 mm | 16 | 85% | 21% | 38° | 21° |
| September | 24° | 32° | 208 mm | 12 | 82% | 34% | 37° | 16° |
| October | 21° | 29° | 69 mm | 5 | 71% | 42% | 36° | 9° |
| November | 17° | 26° | 39 mm | 5 | 72% | 49% | 33° | 5° |
| December | 12° | 21° | 35 mm | 6 | 65% | 50% | 30° | 0° |
Station: GUANGZHOU, 97 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.
Longgang climate questions
How much rain does Longgang get?
Longgang gets 1984 mm of precipitation in an average year, over about 139 rainy days.
What is the wettest month in Longgang?
June is the wettest month in Longgang, with 367 mm. December is the driest, with 35 mm.
How many rainy days does Longgang have a year?
Longgang has about 139 days with measurable rain in an average year. June has the most, about 19.
What is the hottest month in Longgang?
July is the warmest month in Longgang, with an average high of 33°C.
What is the coldest month in Longgang?
January is the coldest month in Longgang, with an average low of 11°C.
What is the record high temperature in Longgang?
Within the available 1970–2025 station history, the record high at the Longgang 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 Longgang?
December is the sunniest month in Longgang, with estimated sunshine of 50% of daylight hours from ERA5 cloud cover. June is the cloudiest.
What is the best time to visit Longgang?
The most comfortable time to visit is typically January to April and November to December, when daytime highs sit near 22°C.