These professional weather stations are not only something that no farmer or gardener should be without, but nobody at all should be without. Depending on the model you choose you can monitor the temperature, humidity, rainfall, wind speed and direction, windchill factor, rainfall, barometric pressure not to mention some of the many other functions such as atomic time, alarms clock, data logging and even the monitoring of up to 3 different locations. Now certain models even have computer software to link to your computer and even website. All are very easy to use and install. You'll wonder how you ever lived without one. All come with 1 year manufacturers warranty.