July and August usually have warm temperatures with average highs in the 20C.âs, (68F.) but it can be significantly cooler at night and in the early morning, itâs possible for temperatures to drop down to near freezing.
Tropical temperatures In large parts of El Salvador prevail tropical temperatures practically throughout the year, with which the average maximum temperature varies from appr. 27-28 degrees in the autumn to 32-33 degrees centigrade in the spring.
The average high temperature in Mexico City during July ranges between 72 and 75 degrees, according to All About Mexico. The average low during the same month is 54 to 57 degrees.