The enclosure this will be going into will be sealed and any humidity present during the manufacturing process will be trapped within the enclosure. Is there a humidity spec we should be aiming for?

We using the VL53L1X in an application where it will be mounted in a manner that's protected from sunlight, but exposed to cold ambient temperatures - -40°C and possibly lower. The VL53L1X datasheet has a lower operational temperature limit of -20°C...