Why are there no Cangnan in many weather forecasts?

Yes, but very few. The general weather forecast is mainly reported to the provincial and municipal levels. Cangnan is in Wenzhou City, Zhejiang Province. It is best to go to Cangnan city level when checking. Generally, there are individual county-level weather forecasts at municipal level.

There are showers around 25-27℃ in Cangnan these days.