The weather in Tai 'an is cooling down.

(1) As can be seen from the figure, the highest temperature in a day appears around 14.

(2) The daily temperature difference refers to the difference between the highest temperature and the lowest temperature in a day. Look at the map, the highest temperature is 39.0℃, and the lowest temperature is 27.5℃. The daily temperature range of this day is = 39.0℃-27.5℃ =11.5℃.

(3) The temperature difference between the north and the south is large in winter in China, and the south is warm, and the farther north it is, the lower it is. In summer, it is usually very hot in the north and south. The lowest temperature in Shangrao is about 25℃, which shows that it is in the high temperature period of the year-summer. It's summer vacation in China, and supermarkets sell a lot of summer food. It is normal for people to use electric fans or air conditioners to cool down, but it is not suitable for farmers to pick spring tea.

(4) Weather conditions in June 1 day: sunny to cloudy, with the highest temperature of 32℃ and the lowest temperature of 20℃; Weather conditions on June 2: sunny, with a maximum temperature of 33℃ and a minimum temperature of 20℃ and a breeze; Weather conditions on June 3rd: sunny to cloudy, with the highest temperature of 365,438+0℃, the lowest temperature of 20℃ and a light breeze; Weather conditions on June 4th: sunny to light rain, with the highest temperature of 33℃ and the lowest temperature of 20℃, with a breeze;

(5) The highest temperature in a day appears at 14, and it is not suitable to go out to play at 2 pm on June 2.

So the answer is:

( 1)B；

(2)C；

(3)D；

(4) sunny to light rain, with the highest temperature of 33℃ and the lowest temperature of 20℃, and the wind is small;

(5) 2 pm is the hottest time of the day, and it is not suitable for playing basketball.