Warangal runs hot for much of the year, so timing a visit well is the difference between enjoying the stone and enduring it.

Warangal runs hot for a good part of the year, so timing a visit well is the difference between enjoying the Kakatiya stone and merely enduring it. Get the season right and the city opens up. Get it wrong and you spend the trip hunting for shade.
The comfortable window is October to February, with the temperature manageable and several major festivals layered through it. Summer, from March to June, is harsh and best reserved for early-morning sightseeing only. The monsoon greens the countryside and feeds the waterfalls but complicates the longer drives.
If you can plan around the festivals, do. Bathukamma and Dasara fall in the pleasant autumn stretch and show the city at its most alive. The biennial Medaram jatara, when it lands, is a once-in-a-lifetime crowd experience but demands serious advance planning for transport and stay.
Light cotton, a hat, and sunscreen are non-negotiable for most of the year. Carry water everywhere, because the heritage sites offer little shade and fewer reliable shops. Comfortable walking shoes matter more than anything stylish, given how much ground the fort and the temples cover. Book accommodation well ahead if your visit overlaps a festival, since the limited good hotels fill fast and rates climb.