Each sigh has an element to it. The elements are the simple Fire, air, water, and earth. Each element is connected to multiple signs.

Fire:Aries, Lio, and Sagittarius.

Earth:Taurus,Virgo, and Capricorn.

Air:Gemini,Libra, and Aquarius.

Water:Cancer, Scorpio, and Pisces.

They are also connected to three of the four seasons: spring, summer, and autumn.

Spring ( wet becoming hot) : the season spring is connected to air, fire, and earth because of the signs that it contains come from those three elements. Aries is a part of fire, Gemini is a part of air and Taurus is a part of Earth.

Summer.( hot becoming dry ) : the season summer is connected to the elements fire, water, and earth. Lio is one of the signs it comes from the element fire. Cancer comer from water and Virgo comes from Earth.

Autumn:( dry becoming cold ) : last is the season Autumn witch is connected to the elements fire air and water.Libra is from air. Scorpio is from water and Sagittarius is from Fire.

I couldn't find any signs for winter but if I find one I will add it in.