Did Temperature Affect Dreams?

Quality of sleep is affected when temperatures are high because heat puts the body in a naturally anxious state. You may find that your dreams become more vivid and more uneasy simply because your body is overheated.

Does cold make you dream more?

That being said, any room that is uncomfortable can influence our sleep patterns and could cause nightmares. While a cold room alone won't cause nightmares, if a room is either too cold or too hot for your liking, you may be more likely to have a bad dream.

Does your environment affect your dreams?

The environment around you when you sleep can affect your dreams. ... For example, if you can hear music whilst sleeping, it is more likely you'll dream about something music related. Surprisingly, even smells have a significant impact on dreams.