Bengaluru Witnesses Sun Halo

• 24 May 2021

• The people in Bengaluru witnessed a bright rainbow ring around the sun for a few minutes on 24^th May 2021 morning, a rare optical and atmospheric phenomenon called ‘22 degree circular halo’.
• The phenomenon popularly known as the 22 degree circular halo of the sun or occasionally the Moon (also called a moon ring or winter halo), occurs when the sun’s or moon’s rays get deflected/refracted through the hexagonal ice crystals present in cirrus clouds.