With the power of the Arduino UNO R4 WiFi, you can create a dynamic weather dashboard ... In the above image, you can find the circuit diagram of our Weather Monitoring System using Arduino. This ...

It’s a significant update. The Arduino UNO and Arduino Mega 2560 update the Duemilanove and Mega respectively. They now use an ATMega8U2 instead of an FTDI USB to serial converter chip.