Which season is occurring in earths northern hemisphere when earths southern hemisphere is tilted toward the sun

Winter Season.

When earth's Southern Hemisphere is tilted towards the sun, it means there is summer season in the Southern Hemisphere as the sun is close towards south pole. During the same period, In case of Northern Hemisphere, it is totally opposite. When the south pole is tilted towards sun, it means the Northern Hemisphere is away from sun and thus the winter season in the Northern hemisphere.