February has got 28 days in an ordinary year,
and 29 days in a leap year.
February never has 30 days.
It was a leap year, so February had 29 days and the whole year had 366 days instead of the usual 365.
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February 1930, had 28 days.
There was 29 days in February of 1836.
There were 28 days in February 1941.
There were 28 days in February 1954.
In 2002, February had 28 days.
February 2010 has 28 days.
February 2000 had 29 days.
There were 28 days in February 1966.
In February 1922 there were 28 days.