# Hygrometer

An instrument that measures relative humidity, used with a moisture meter to prove a structure is actually drying. What governs it, what it becomes over time

> Source: https://servpronorhfremont.com/glossary/hygrometer/
> Last reviewed: 2026-08-22

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# Hygrometer

This applies across all four perils: water, fire and smoke, mold, and biohazard.

 
An instrument that measures relative humidity, used with a moisture meter to prove a structure is actually drying. The term appears constantly in scopes of work and in policy language, and its technical meaning is narrower than the everyday use of the word.
 

## Also called # Link to this section

 
- thermo-hygrometer

- humidity meter

 

## Where to read more # Link to this section

 
- Water categories and what must be removed

 

 

## Related questions

 - The first hour after any loss
- What your policy covers
- What to photograph and log
- Glossary
 
 
 

## Sources

Every source cited on this page

 - T1 Policy Terms and Coverage — FEMA / NFIP (accessed 2026-08-22)

- T1 State insurance departments — NAIC (accessed 2026-08-22)
 
 
 Written by: PLACEHOLDER — Restoration Reviewer Reviewed by: PLACEHOLDER — Claims Reviewer Last reviewed: 2026-08-22