We see this at the end of parshat Chayei Sarah:
drama of their romantic meeting, where otherwise we would have a rather dry picture (until this point) of an arranged marriage. The fact that this happened at sunset is important for setting the mood.
Similar effect, in my opinion, in Rut. And in certain mentions of time when Rut went down to and up from the threshing floor. And in time-of-day in Shir haShirim - e.g. עַד שֶׁיָּפוּחַ הַיּוֹם, וְנָסוּ הַצְּלָלִים.
In sefer Bereishit, what comes to mind is Avraham's seeing the destruction of Sodom that he had prayed to prevent, and the possibility that Lot had been killed. In Bereishit 19:
Vayera, to give a surreal, dreamlike quality to it: