Guangzhou Weather Market Guide

ZGGG • Guangzhou Baiyun International Airport

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Guangzhou, the capital of Guangdong Province and one of China's largest cities, offers a humid subtropical trading environment. Located in the Pearl River Delta, the city experiences hot, humid summers and mild winters.

Quick Facts

Station Code	`ZGGG`
Location	Guangzhou, China
Coordinates	23.3925°N, 113.2989°E
Elevation	49 ft (15 m)
Timezone	CST (Asia/Shanghai)
NWS Office	China Meteorological Administration

About ZGGG Weather Station

Guangzhou Baiyun International Airport (ZGGG) serves as the primary weather observation station for the Guangzhou metropolitan area. Located about 28 kilometers north of the city center, the airport sits at 49 feet (15 meters) elevation.

Guangzhou's position in southern China places it in the East Asian monsoon zone. The China Meteorological Administration maintains official observations.

Climate Patterns

Guangzhou has a humid subtropical climate (Koppen: Cwa) with hot, humid summers and mild winters influenced by the East Asian monsoon.

Summer (June-September) brings highs of 32-34�C (90-93�F) with high humidity and frequent typhoon threats. Winters (December-February) are mild with highs around 17-20�C (63-68�F).

The wet season coincides with summer, bringing heavy rainfall from the monsoon.

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Seasonal Trading Considerations

Winter (December - February): Mild with highs 17-20�C (63-68�F). Occasional cold fronts from the north bring brief cool spells.

Spring (March - May): Warming and increasingly humid. Heavy rain possible.

Summer (June - September): Hot and humid with highs 32-34�C (90-93�F). Typhoon season. Monsoon rains.

Autumn (October - November): Gradually cooling. Often the most pleasant season.

Trading Tips for Guangzhou

Typhoons are the major summer hazard from June through October. Track all western Pacific tropical systems.

The winter monsoon can bring brief cold spells when northerly winds dominate.

Spring is characterized by persistent damp, humid conditions called "huinantian."

Guangzhou's position in the Pearl River Delta creates urban heat island effects.

Data Release Schedule

Typical release times for key data products at ZGGG. Times shown in UTC.

Data Type	Typical Time (UTC)	Variability
METAR Hourly observations	Hourly at :53	±1 min

6-Hour High/Low Reports

These METARs include 6-hour maximum and minimum temperatures, useful for tracking intraday temperature trends.

00:53 UTC

06:53 UTC

12:53 UTC

18:53 UTC

Note: Times are approximate and may vary. CLI reports are the official resolution source for temperature markets. See NWS Data Guide for more information.

Forecasting Challenges

Typhoon Effects: Tropical cyclones create significant forecast uncertainty during summer.

Monsoon Variability: The strength of seasonal monsoons affects temperature patterns.

Cold Front Timing: Winter cold fronts from the north can be stronger than expected.