The highest temperature is about 38 c.

最高温大约是摄氏度38度。

The highest temperature reached 37 degree.

最高气温达到37度。

Do you know what the highest temperature is today?

你知道今天的最高气温吗？

The highest temperature recorded on a logging run.

一趟测井记录的最高温度。

This is the highest temperature in winter to the present day!

这是冬天到现在最高温的一天！