TK has come to us with his simple Arduino based DIY weather station. His easy to follow instructions will have you up and running in no time. ... The compact DHT11 sensor module is available in a ...

I’ve tried the DHT11 sensor modules at both Vcc 3.3V and 5.0V, and at both voltages the humidity values are bad. dfrobot has introduced a V2 DHT11 sensor module that changes the 10K pull-up to 4.7K.