"gloomy hour" is correct and usable in written English.
It is typically used to refer to a time of day when it is dark and not very pleasant outside. For example, "During the gloomy hour before sunrise, there is a stillness that I find calming."
They'd brought the kick-off forward because Orrell were still without floodlights at Edge Hall Road, but this cup tie nevertheless lingered into the gloomy hours, stretched beyond its natural 80 minutes by a home team that gave Northampton a far sterner test than they would have liked.
"I shall always be near you; in the brightest day and in the darkest night -- amidst your happiest scenes and gloomiest hours -- always, always; and if there be a soft breeze upon your cheek, it shall be my breath; or the cool air fans your throbbing temple, it shall be my spirit passing by.
With the first round of the $8 million event already hampered by an unrelated rainstorm that delayed play for nearly three hours and a gloomy 48-hour forecast promising more to come, White was forced to address whether the 72-hole tournament could be shortened to 54 holes.
Still, after its slow and gloomy first hour, Webb's movie builds into an explosive superhero epic in its own right.
Breakfast drives away the winter blahs and makes life seem worth living in those gloomy early hours of the day.
The day of the second eruption, I was at the Portland Art Museum, watching the epic, gloomy seven-hour Hans-Jürgen Syberberg film "Hitler: A Film from Germany".
Gloomy, gloomy, gloomy guys!
This powerful but gloomy 2 1/2-hour reflection on marriage, adultery, parenthood and the casualties of sexual warfare has a screenplay by Ingmar Bergman and is directed by his longtime colleague Ms. Ullmann as an explicit homage to the master.
