You may find the answer you want in the municipal housing guidelines for multi-family housing.
Best practices dictate that you query your own association as to their habit in this regard.
both are months
Both "weeks" and "months" are plural common nouns.
They are months of the Year.
Months are not capitalized because they are common nouns, not proper nouns. In English, proper nouns like specific names of people or places are capitalized, while common nouns such as months are not unless they are the first word in a sentence.
24 months
yes
Depends on the breed. Killer whales are 15-18 months, short beaked common 10-11 months, striped dolphin 12 months, spinner 10 months.
Although tornadoes can occur in any month, the peak three months for tornadoes are April, May, and June.
Tornadoes usually form in "Tornado season", or somewhere in the spring. The 3 months are April, May, and June.
Friday the 13th : )
The most common type of tenancy is the Assured Shorthold Tenancy, for a term of 6 months or a year.
Alpaca gestation usually lasts from 11 to 12 months. 335 -345 days is most common.