"would be timely" is correct and usable in written English.
It is often used to describe a course of action that is appropriate or fitting for a specific time period or situation. Example: With the recent increase in crime rates, implementing stricter security measures would be timely to ensure the safety of our community.
We have shown that the friends and relatives of patients with a cancer diagnosis are supportive of them receiving lifestyle advice (Williams et al, 2013) and it would be timely to establish patient preferences for format and timing.
Some amendments would be timely.
This step would be timely and clear-cut.
Further studies on the effect of tannins on saliva chemical composition in sheep would be timely.
A gong in the Queen's birthday honours this summer would be timely and appropriate.
So a reflection on how the Yankees assemble such great teams would be timely.
The first issue of the magazine was a folded poster in graphic black-and-white, smattered with stars and Haring-esque dashes, and it announced its ambitions on the back cover: it would be "Timelier than the Times"; "New Yorker than the New Yorker"; with "Nothing out of Vogue".
This means that such a study would require considerable time, manpower and funding, and the results would not be timely.
Indeed, he suggested that any attempt at Security Council reform at this stage would not be "timely", serving merely to distract from more urgent matters.
And remarkably low long-term interest rates imply that markets expect several more years of sluggish economic activity, so even projects that take a little longer would still be timely.
This would also be timely for stimulus to the economy, more effective than tax cuts and other proposals — with the nation in peril, the country is ready to make sacrifices, not to enjoy further tax reductions.
