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.
The prefix bi- usually means 'every two', so bimonthly means 'every two months'. Semi- means 'half' or 'halfway', so semimonthly means 'every two weeks'. However, bimonthly caâ¦n also mean 'twice a month' - but it is rarely used that way. It is best to remember that bi- is every two and semi- is halfway.. 1 person found this useful.