Climates and Weather in Mexico. Mexicoâs weather varies significantly by season and by region. For detailed climate information and a live weather report for specific places, look up the locations you want to visit using our extensive Mexico Travel Guide. See Also: When To Go Mexico (Seasons & Climate).
Confidence votes 28. Annual means once a year, and Semi means partial, so that means that Semiannual means twice a year, once at the beginning and once at the half-year mark.
1 Thus there are 24 semi-monthly pay periods in a year. 2  Semi-monthly periods are also often called bi-monthly periods, a more confusing term because it could also mean âevery other monthâ. 3  Weekly: Workers in some industries are paid weekly. 4  A weekly pay period usually accounts for 52 paychecks a year.