Blood Type Facts: There are eight different common blood types, which are determined by the presence or absence of certain antigens, which are substances that can trigger an immune response if they are foreign to the human body.
Arizonaâs monsoon is the northern extent of the North American Monsoon, which begins in early June in central and southern Mexico.The monsoon is a season, during which the dry westerly winds that persist through fall, winter and spring shift to moist southerly winds, bringing thunderstorm activity into Arizona.
Typically the monsoon starts in Mexico in mid-June with the moisture and storm forecast expanding northward as we head into July. For Tucson the better chances for monsoon storms generally arrive around the July 4th holiday. Starting with dry conditions in Mexico can delay the start of the monsoon in Arizona.