The phrase "actually a day" is correct and usable in written English.
It can be used to clarify or emphasize that something is indeed a day, often in contrast to a different expectation or assumption.
Example: "I thought the meeting would last for hours, but it was actually a day-long event."
Alternatives: "truly a day" or "really a day".
Visibly shocked, people ask: "There's actually a day for that?!" At WaterAid, we asked why menstruation provokes such a response?
And it never ceases to amaze that the subject is actually a day at the artist's favourite resort on the Welsh coast, that David Cox is English and that the picture was painted around 1855, before impressionism was a glimmer in the eye.
Despite the worldwide swine flu crisis, Wednesday is actually a day of celebration in Israel because it's Yom Ha'atzmaut, the country's independence day.
Denny's: "Denny's is most certainly open on Christmas Day -- they are open 365 days of the year, 24 hours a day, so there isn't actually a day that they are closed!
Some games make the player work a lot harder for their money, though – to the extent that there's actually a day job to attend for a set period of time, and the game forces you to carry out a series of pretty menial tasks.
Esa's confirmed date is actually a day later than the one that had been discussed in provisional planning in recent months.
Ms. Silverman, whose one-woman show "Jesus Is Magic" returns to New York this week at the Zipper Theater on West 37th Street, was actually a "Saturday Night Live" cast member from 1993-1994, where she made zero impression.
"Sunday Night Football" kicks off Sept. 4 (which is actually a Thursday) with the Green Bay Packers against the Seattle Seahawks, and will return to its regularly scheduled day on Sept. 7. Another kind of competition altogether, "The Voice," begins its seventh season on Sept. 22 with coaches Adam Levine, Blake Shelton, Pharrell Williams and Gwen Stefani.
(Important note: this does not mean that April 4, 2001 was also Tuesday. April 4, 2001 was actually a Wednesday).
"I actually have a day job where I've been working 15 to 20 hour days, six days a week.
I thought I'd share one of my recent days with you -- and this was actually on a day when I had some household help.
