Conditions affecting the earth's weather

Answer: Temperature

Air pressure

Humidity

Explanation: The temperature of the air causes differences in weather condition. The warmer air causes low pressure and high humidity which contributes to a bad weather. Lower air temperature causes high pressure and low humidity making clear skies and fine weather.

the four main ones are solar radiation, the amount of which changes with Earth's tilt, orbital distance from the sun and latitude, temperature, air pressure and the abundance of water.