Please capitalize where necessary: morning temperatures will be around 18 c. during the day they will reach a maximum of 22 c. low temperatures at night will be around 17c. northerly winds will be moderate to brisk with strong gusts.
A: Morning temperatures will be around 18 C. During the day they will reach a maximum of 22 C. Low temperatures at night will be around 17C. Northerly winds will be moderate to brisk with strong gusts.

Q: the cell controls, which genes are active and which are inactive.

A: The cell controls, which genes are active and which are inactive.

Q: this means that the outdoor table tennis table does not bleach out or loses its good playing features for direct sunlight.
A: This means that the outdoor table tennis table does not bleach out or loses its good playing features for direct sunlight.

Problem: we believe this is a melt layer from 2002.
Can you repeat this sentence, but capitalize it?
Answer: We believe this is a melt layer from 2002.

Text: unsure about which type of dbo file you have? do you want to know exactly what it is, who created it, and how to open it?

Correct capitalization: Unsure about which type of DBO file you have? Do you want to know exactly what it is, who created it, and how to open it?

Problem: the debian project will have a developers room and a call for papers (cfp) has been posted.
Can you repeat this sentence, but capitalize it?
Answer:
The Debian project will have a developers room and a Call for Papers (CFP) has been posted.