Spiders are generally well adapted to survive winter conditions, depending on their species and specific environment. Here’s how some spiders handle the cold:

1. Overwintering in Egg Sacs: Some spiders lay eggs in the fall that are enclosed in silk egg sacs. These eggs overwinter in the protective sac and hatch in the spring. The mother spider may die with the onset of winter.

2. Overwintering as Immature Spiders: Other spiders hatch from their eggs in late summer or fall and then overwinter as immature spiders, often in the leaf litter or in crevices. They don’t become active until spring.

3. Seeking Shelter: Some spiders will simply find a shelter to wait out the winter. This can including logs, trees, bushes, etc. or homes, sheds, or other manmade structures. They find small, secluded areas where they can avoid predators and the worst of the cold. This is why people might see more spiders indoors in the winter, but remember, most of these spiders are not harmful to humans.

4. Freeze Tolerance: Some spider species are freeze tolerant, meaning they can survive even if their body fluids partially freeze. They achieve this by producing ‘antifreeze’ compounds that lower the freezing point of their body fluids.

Remember, spiders’ winter behavior can vary widely depending on their species and the specific conditions of their habitat.