Why is it as hot in the autumn as summer?

In the middle of autumn, the temperature is up to 34 degrees Celsius, the night sleep still has to turn on the air conditioner because of the effect of El Nino phenomenon and the extreme from climate change.

>>>El Nino is getting worse due to rising temperatures

For 2 consecutive weeks, the Northern provinces have an average of 31-34 degrees Celsius weather. Although it has been in October, in the middle of autumn, the weather is still hot during the day. must turn on the air conditioner.

Talking to PV, Prof. Dr. Nguyen Duc Thi (hydro-meteorological expert) said that in early October, the weather still reached 34 degrees Celsius which is a rare phenomenon. However, some previous years to October are still hot as today.

"The cause of this phenomenon is due to the circulation mechanism, the effect of El Nino phenomenon . Climate change is always accompanied by extreme weather phenomena that we sometimes cannot forecast , " said Prof. Thi Thi .

The El Nino phenomenon made 2014 the world's hottest year in more than 100 years - (Artwork)

According to Mr. Thi, this phenomenon is also true with previous world forecasts, when world experts said 2014 was the hottest year in 134 years .

Specifically, the US National Oceanic and Atmospheric Administration (NOAA) said that global surface and ocean temperatures in June 2014 reached 16.2 degrees Celsius, 0.07 degrees Celsius higher than heat. the average of June of the 20th century.

This number is higher than the previous record of June 2010. Previously, April and May 2014 were also the record hot times compared to the average temperature of the same months of the 20th century.

The general temperature rise comes from rising sea temperatures . Areas in the Pacific and Indian Ocean, sea temperatures reach record levels. El Nino phenomenon is the cause of rising sea temperature.

According to the Central Hydrometeorological Center, in the last months of 2014, El Nino phenomenon has the ability to develop and continue until the first months of 2015 and the average intensity compared to the El Nino episodes has appeared in about 50 years ago.

The average temperature in October of the Northern region will increase from 0.3 to 0.7 degrees C; North Central region temperature also increased from 0.3-0.7 degrees Celsius compared to the average of many years; Nam Bo has less variation.