During the month of July, the Sun is closer to the Northern Hemisphere. In June, the Sun shines straight on the Tropic of Cancer. In this situation, the Northern Hemisphere has the highest temperature in the inner parts of the continents and the tropical deserts. The temperature is approximately 27° on the equator.
In July, the isotherms in the Northern Hemisphere get highly skewed in the continents whereas in the Southern Hemisphere often they are found to be parallel to the latitudes. The northern part of Siaberia, the northern part of Europe, and Alaska, have a isotherm of 10°C. Central Asian part, Northern part of Japan, South – western Europe and Canada, primarily have the isotherm of 20°C.
In South Asia, northern part of Africa and the Mexico region, isotherms of 30° C are found. In the Southern Hemisphere, in Central Australia, Southern and Central South America, 20° isotherms are found, while the isotherm seems to extend to 10°C in the southern part of southern Australia and southern America.
