How many types of weather stations are there?
What are the 12 weather instruments?
Temperature
Thermometer
Maximum-Minimum Thermometer
Thermograph

Atmospheric Pressure
 Mercurial Barometer
Aneroid Barometer
Barograph

Atmospheric Humidity
Sling Psychrometer
Hygrometer
Hygrothermograph



Precipitation
8-inch Raingauge
Tipping Bucket Raingauge


Clouds
Ceiling Light Projector
Ceiling Balloon



Special Instruments
Pilot Balloon/Theodolite
Radiosonde
Rawinsonde
Rawin
Wind Finding Radar
Weather Surveillance Radar


