The Gard P&I Club informed it has handled numerous cargo claims over the last years, where condensation was found to be the contributory cause of cargo damage. When dealing with such claims, the Club advises, the voyage records of the hold ventilations play a central role in mitigating the claim.
When the dewpoint temperature of the outside air is lower than that of the air inside the cargo hold, this can result in surface condensation.
The only way to minimize or prevent moisture condensation...
https://safety4sea.com/ventilation-records-vital-in-cases-of-cargo-moisture-damage/