Barometric Pressure
Wind Speed
Temperature
Visibility
Cloud Cover
UV Index
Humidity
Precipitation
Distance at which objects can be clearly seen
Amount of water vapor in the air
Measurement of the strength of ultraviolet radiation from the sun
Degree of hotness or coldness
Rate at which air moves horizontally
Extent to which clouds cover the sky
Pressure exerted by the weight of the atmosphere
Any form of water, liquid or solid, that falls from the sky