When is Typhoon Season in Liaoning? How Many Typhoons Typically Occur Per Year?
TyphoonSays·防御问答 · Regional Typhoons · 更新 at 2026-10-19
Overview of Typhoon Activity Period and Frequency in Liaoning
Located at the southern tip of Northeast China, bordering the Yellow Sea and the Bohai Sea, Liaoning is not a high-frequency landfall zone for typhoons, but it is by no means "typhoon-proof." Based on climatological statistics, typhoon impacts in Liaoning are mainly concentrated from July to September, with August being the peak month. In rare cases, the outer cloud bands of typhoons may affect the region in late June or early October, but the probability is relatively low.
Compared to the coastal areas of South China, Liaoning's typhoon season is shorter, and the intensity is generally weaker. This is because typhoons affecting Liaoning have often already made landfall in East or South China, losing significant energy during their long journey northward. They frequently arrive as tropical storms, severe tropical storms, or even tropical depressions. Therefore, Liaoning rarely suffers direct hits from super typhoons. However, this does not mean the risks are easily manageable; the secondary disasters they bring are often more hidden and sudden.
In terms of frequency, multi-year average data shows that Liaoning is significantly affected by typhoons or their residual circulations about 1–2 times per year. Some years may pass without any noticeable impact, while in active typhoon years (such as 2012 and 2018), the region may be affected by multiple typhoon systems in a short period. This "uneven distribution" characteristic requires the public to remain vigilant throughout the flood season, rather than focusing only on specific weather events.
Core Risks: Combined Rainfall, Wind, and Storm Surges
Typhoons affecting Liaoning have distinct regional characteristics. The primary risks do not come from strong winds alone, but from the combined effects of heavy rainfall and storm surges.
First, the phenomenon of "Northern Typhoon, Southern Rain" is significant. Although the central wind force weakens as a typhoon moves north, if the moisture it carries combines with cold air from the north, it can easily trigger intense convective weather. This leads to short-duration heavy precipitation, thunderstorms, strong winds, and even hail. Rainstorms caused by the convergence of cold and warm air masses are often more destructive than the typhoon's wind force itself, easily causing urban waterlogging, flash floods, and geological disasters.
Second, the risk of storm surges cannot be ignored. Coastal areas such as Dalian, Yingkou, Panjin, and Jinzhou have low-lying terrain. If typhoon-induced water level rises coincide with astronomical high tides, the risk of seawater backflow and dike overtopping increases sharply. This not only threatens the safety of coastal infrastructure but also causes severe damage to the mariculture industry. Therefore, coastal residents need to pay special attention to storm surge warnings issued by meteorological departments, not just wind warnings.
Scientific Defense and Emergency Preparedness
Facing typhoon threats, scientific defense measures can effectively reduce losses. It is recommended that the public develop the habit of checking weather forecasts daily during July–September, paying close attention to typhoon tracks and warning signals issued by meteorological authorities.
- Home Protection: Clear hanging objects from balconies, such as flower pots and outdoor air conditioning units, in advance. Check the sealing of windows and doors, and clear drainage ditches to prevent rainwater backflow.
- Supply Reserve: Keep flashlights, power banks, drinking water, common medications, and basic first aid kits at home to cope with potential temporary power outages or travel disruptions.
- Safety Principles: When a blue warning or higher is issued, minimize outdoor activities. Stay away from the seaside, river channels, low-lying areas, and temporary structures. Do not go to the seaside to watch waves or take photos.
- Policy Compliance: Standards for suspending classes, work, and transportation may vary by location. Please refer to the latest notifications issued by local governments and education and transportation departments for specific arrangements.
Typhoon defense focuses on "prevention" rather than "resistance." Being prepared in advance is always better than reacting at the last minute. For the latest typhoon updates and real-time tracks, you can visit TyphoonSays (taifengshuo.com).
This article is original educational content from TyphoonSays. Please refer to the latest official announcements from local governments for policy standards.