When does the late spring chill usually start?

In early spring, sunny days in 1999 often appeared, with green willows and pink, full of spring. However, if a strong cold wave strikes, it is common for the temperature to drop by more than ten degrees overnight. Generally, people call the weather of "warm before cold" as "cold in late spring", which has a great impact on crops, but it will also bring harm to human health. Grasping the time range of cold in spring can effectively prevent diseases.

What is a cold spring?

Entering spring means that the average temperature rises to above 10℃. Under this condition, it should gradually warm up, but due to the influence of strong cold air, the temperature will suddenly drop. When the lowest temperature is below minus 5℃ or the average daily temperature is below 0℃, this wine is often called cold in late spring in meteorology.

When is the spring chill?

The weather in spring is the most changeable. Generally speaking, the cold in late spring mainly refers to the weather phenomenon that the temperature rises rapidly in late February and early March, and the temperature in late spring or April or May is lower than normal.

How long does the cold spring usually last?

Generally speaking, late spring cold is a common climate phenomenon. According to climatology, when the average temperature exceeds 10℃, the temperature drops rapidly due to the influence of strong cold air, with a short duration of 3-5 days and a long duration of 1-2 weeks.

Matters needing attention in late spring cold

During the late spring cold, the elderly are the most vulnerable because of their poor heat balance and slow circulation system, and they are easily stimulated by the late spring cold. During the cold spring, the incidence of hypertension and cerebral hemorrhage will increase significantly, so the elderly should pay attention to cold and warmth, strengthen physical exercise, maintain emotional stability and pay attention to rest.

This year's cold spring is coming. Parents must take precautions in advance, keep warm, eat more foods that can enhance the body's resistance, such as garlic and onions, and keep indoor ventilation in the morning and evening to reduce the survival rate of bacteria and prevent colds.