Though it can concievably be played year-round, Cricket has traditionally been a Spring/Summer sport, appearing once in the Summer Olympics in 1900.
Football is not the most popular sport in the UK, surprisingly it's fishing
winter
football
Football.
in the UK football (what Americans call soccer) is the most popular sport
winter
Football
Football (soccer)
winter in America in the Northern Hemisphere will be summer in Australia in the southern Hemisphere
For participating, it is angling. For watching, it is football.
It is currently summer in the UK. Summer in the UK typically spans from June to August, with warmer temperatures and longer days.