The sky was dimming, only a finger remained till lowsun.
As we left the resort, the heat wave began to abate and the sky dimmed.
The sky was dimming as I left the yard.
A crescent moon became brighter as the surrounding sky dimmed.
Above him, the pretty sky was dimming to infinite black.
Now the whole sky was slowly dimming, very much as it would at dusk outdoors on a cloudy day.
The sky dimmed overhead and the air grew cooler.
There were dark clouds ahead now, and already the sky was dimming.
The red sky had dimmed to a burnt orange.
With sunset, the sky dimmed to midnight blue overhead.