It could be caused by moister in the air, this is why you should keep your basement at a regular temperature. During winter you should not have a problem but during summer you will need to fix it.
Condensation
Condensation causes water vapor to become liquid water.
condensation
Condensation
Condensation
condensation level
What is above your ceiling. Chances are it is a leaking pipe (probably a waste pipe-ick) or condensation from around your air ducts. Is this a house? Leaking on 1st level or a basement? Is it a "drop" ceiling?
Yes.This is condensation. Energy is added to the substance inside the ,so it causes the endothermic change of condensation.
Condensation
condensation creates thunder clouds.
Vents, doors and windows should be kept CLOSED all year round. Warmer, more humid air is attracted to your cooler basement. "Fresh air" coming into your basement is also bringing in humidity with it. This causes condensation problems ranging from sweating pipes to damp, musty basements. Get a good dehumidifier to control humidity.
Condensation causes water vapor to become liquid water.
condensation
Condensation
Hot water is spraying out into the atmosphere at high pressure. This causes condensation.
condensation
Keep the tank full of gas, especially in winter (when the heat-cool cycle increases condensation). The less air in the tank, the less condensation.