When is Guangdong's Typhoon Season? How Many Typhoons Typically Occur Per Year?
TyphoonSays·防御问答 · Regional Typhoons · 更新 at 2026-10-18
Guangdong's Typhoon Active Period: Long-Term Vigilance from Early Summer to Late Autumn
Located on the coast of the South China Sea, Guangdong is one of the provinces most frequently affected by typhoons. Although meteorologically the May to November period is generally defined as Guangdong's typhoon active season, the risk distribution is not uniform. The true "peak period" is concentrated in July, August, and September. During these three months, not only is the number of generated typhoons high, but their intensity is also strong and their paths complex, making them the top priority for defense.
It is worth noting that typhoon activities exhibit significant seasonal characteristics. Although May-June is the pre-flood season with relatively fewer typhoons, once an early typhoon forms, it often combines with the southwest monsoon, bringing extreme heavy rainfall. In contrast, "autumn typhoons" in October-November are more insidious and destructive. They often encounter cold air moving southward, creating a "cold-warm air convergence" effect, which leads to longer-lasting and more widespread rainfall, easily triggering secondary disasters such as flash floods and landslides. Therefore, do not let your guard down during non-midsummer periods; maintain disaster prevention awareness throughout the summer and autumn seasons.
Data Analysis: Average Annual Impact and Individual Variations
The public often asks, "How many typhoons come per year?" Here, it is necessary to clarify the concepts of "generation" versus "impact." On average, about 25 typhoons are generated annually in the Northwest Pacific and the South China Sea, but the vast majority dissipate at sea or turn elsewhere. Specifically for Guangdong, multi-year average data shows that approximately 3 to 4 typhoons directly make landfall or cause serious impacts to the province each year.
However, averages are only for reference, and actual yearly fluctuations can be extreme. In active typhoon years, there may be 6-7 or even more typhoons affecting the region consecutively; in quiet years, there may be only 1-2 with minor impacts. More importantly, "no landfall" does not mean "no risk." Many typhoons, although not making landfall in Guangdong, can still cover the entire province with their massive outer spiral rainbands, bringing gale-force winds and heavy rain. Therefore, judging risk should not rely solely on landfall points but must also focus on wind and rain impact forecasts issued by meteorological departments.
Scientific Defense: From Warning Response to Supply Preparation
When facing typhoons, precise response is more important than blind stockpiling. When meteorological departments issue typhoon warning signals, please strictly implement the following measures:
- Follow Official Guidelines: Regulations regarding the "Three Suspensions" (suspension of classes, work, and business) corresponding to yellow, orange, and red typhoon warnings vary by location. Please strictly refer to the standards issued by local governments and education departments for specific implementation.
- Inspect Home Hazards: Clear flower pots and debris from balconies in advance, reinforce windows, doors, and outdoor air conditioning units; check electrical circuits and gas lines to prevent leaks and electrical hazards.
- Reserve Emergency Supplies: It is recommended that households keep at least 3 days' worth of drinking water, non-perishable food, first aid kits, flashlights, and power banks to cope with potential water and power outages.
- Avoid Outdoor Risks: During typhoon impacts, strictly prohibit seaside wave watching, mountain climbing, or wading in water; stay away from billboards, large trees, temporary structures, and low-lying areas prone to flooding.
The core of disaster prevention lies in "early preparation and meticulous implementation." Pay attention to weather changes and do not believe rumors to maximize the protection of life and property safety. Real-time typhoon tracks can be queried at TyphoonSays (taifengshuo.com)
This article is original educational content from TyphoonSays. Please refer to the latest official announcements from local governments for policy standards.