The hot weather will continue for most of this week with a high temperature of 34 to 35 degrees Celsius, but it will cool down by Friday, the Shanghai Meteorological Bureau said yesterday.

Thunderstorms are likely from Wednesday, weatherman said yesterday.

The low temperature this week will range between 26 and 28 degrees, the bureau said.

Yesterday's high temperature reached 35.6 degrees. It was the 25th day when the maximum temperature reached 35 degrees.

The city had 18 such high-temperature days last year, the bureau said.

A bureau forecaster surnamed Zhang said the mercury probably won't climb higher than 37 degrees for the rest of this summer, but that there will still be some hot days.