During winters, north western part of India gets rainfall from western disturbances.

West of Aravallis is a high rainfall area.

Rainfall variability is the greatest in areas of medium rainfall.

The highest amount of humidity is found in the atmosphere during the rainy season during evening because humidity is directly proportional to temperature.

Western Rajasthan contains 50% variation of the annual average rainfall.

Irregular intensity of low pressure in the North Western parts of India is the main cause of irregularity in the amount of rainfall in different parts of the North Indian plains.

 The monsoon winds of Arabian Sea are unable to help the rainfall in India due to absence of obstacle in the way of the monsoon.

 When it is 6.00 AM on 0° meridian, 11:30 AM is in India.

 During the summer monsoon, the Himalayas have rains on their southern and eastern slopes.

During winters, the temperature in India remains quite low because the sun rays fall horizontally in the Northern Hemisphere during the winters. 

The six noble gases that occur naturally are helium (He), neon (Ne), argon (Ar), krypton (Kr), xenon (Xe) and radon (Rn).

Mawsynram is the wettest place in India.

 Jaisalmer is the most driest place in India.

Equatorial region is characterized by torrential rainfall throughout the year.

Lapse rate is the rate of change in temperature with increase in altitude.

Tamil Nadu receives the maximum rainfall due to northeast monsoon.

Tropical region of Earth’s surface receives the highest amount of insolation.

Frost is the weather condition that occurs when the air temperature is at or below 0^o.

Equinox occurs when the Sun is vertically above the Equator.