In order to avoid water evaporation, water your plants either early in the morning or post sunset
Shade the sensitive plants
Move your sensitive plants from direct sunlight and place them in shade in order to protect them from burning
Avoid plastic pots
Terracotta or ceramic pots helps your plants breathe and keep their roots cooler, Plastic pots on the other hand absorb more heat and warm up the soil
Get them some mulch
Mulch is a protective layer made of leaves, grass, paddy straws, etc and is placed over the soil. This helps reduce water evaporation and protects them from direct sunlight
Water them well
With the rising temperatures check if your plants need more water or need to be watered twice a day