How to check the historical weather temperature and humidity, the key is humidity, thank you!

Then you should buy a thermometer. It depends on whether you use it at home or in the factory. Generally, you can buy a home with better quality and use it for a long time. Find your own brand. I have bought a better quality one for foreigners before, around 300 yuan. Zoglab looks quite high-end and foreigners like it very much. For your reference.