Celsius

December 2020 was the warmest in the Greek capital since 1860 in terms of average minimum temperatures during the night (11.7 degrees Celsius), according to meteorologists at the Athens Observatory. It was also the second warmest in terms of average temperature (13.8C), behind December 1960 (14.1C).

The Pfizer vaccine, developed with the German pharmaceutical company BioNTech, requires a storage temperature of about minus 70 degrees Celsius

Last month was the hottest May on record worldwide, a European climate agency has reported, with temperatures in Siberia rising 10 degrees Celsius (18 degrees Fahrenheit) above their normal levels.

Turkey is experiencing the warmest May due to hot weather front from North Africa, causing rising temperatures across the country, according to state meteorology officials.
After the weekend during which the temperatures set all-time record highs for May in Antalya, Muğla, Burdur and Isparta, temperatures hit 40 degrees Celsius on May 18 in most cities.

As temperatures are expected to hit and even exceed 40 degrees Celsius in many parts of the country this weekend, a National Observatory of Athens (NOA) scientist said Greece may be in for the hottest May heatwave in at least 50 years.

A heatwave is expected to hit Turkey starting Friday until next Tuesday, the general directorate of meteorological service has warned. 

2019 is the second warmest year ever recorded, the Copernicus Climate Change Service (C3S) has announced, quoted by France Press. This was also the warmest decade.

2019 was only 0.04 degrees Celsius colder from 2016, the warmest year ever since the El Nino phenomenon. According to NASA data, in 2016 El Nino's extreme intensity has increased global temperatures by 0.2 degrees Celsius.

Australia may experience the hottest day in its history this week after a heat wave in the western part of the country began to move east, meteorologists have warned, quoted by the BBC.

Temperatures are likely to exceed 40 degrees Celsius in many areas on Wednesday, the Bureau of Meteorology said.

Greece is expected to experience unusually high temperatures for the season this week exceeding 20 degrees Celsius in some regions, the meteo service of the Athens National Observatory said.
This is due to an uncommon pattern of atmospheric circulation in the northern hemisphere which will affect many parts of Europe, according to the forecast.

While tens of thousands of people flocked to the shopping avenues and seashores to enjoy the December sun in Istanbul, where the thermometer touched 20 degrees Celsius on Dec. 14, meteorologists have brought explanations to the non-arrival of the winter.