Humidity is the volume of water vapor or water molecules in the air. The ideal humidity level is between 30% to 50%.
Iowa is the most humid state in the US and Delaware has the lowest humidity score. However, almost all the US states have average humidity score of 70% and above.
Check out the detailed ranking of 50 US States ranked from the most humid states in the US to the least one.
| State Name | Humidity in Percentage |
| 1. Iowa | 82.01% |
| 2. New Hampshire | 81.86% |
| 3. Alaska | 81.46% |
| 4. Maine | 80.76% |
| 5. North Dakota | 80.74% |
| 6. Minnesota | 80.61% |
| 7. South Dakota | 80.54% |
| 8. Montana | 80.40% |
| 9. California | 80.36% |
| 10. Colorado | 79.71% |
| 11. Oklahoma | 79.55% |
| 12. North Carolina | 79.51% |
| 13. Wyoming | 79.50% |
| 14. Arkansas | 79.40% |
| 15. Kansas | 79.37% |
| 16. Connecticut | 79.34% |
| 17. Washington | 79.13% |
| 18. Nebraska | 78.87% |
| 19. West Virginia | 78.30% |
| 20. Nevada | 78.26% |
| 21. Pennsylvania | 78.11% |
| 22. Missouri | 78.07% |
| 23. Ohio | 77.91% |
| 24. District of Columbia | 77.49% |
| 25. Rhode Island | 77.17% |
| 26. Wisconsin | 77.14% |
| 27. Idaho | 77.05% |
| 28. Oregon | 77.05% |
| 29. Texas | 76.95% |
| 30. Illinois | 76.94% |
| 31. Arizona | 76.92% |
| 32. Vermont | 76.91% |
| 33. Virginia | 76.77% |
| 34. Georgia | 76.76% |
| 35. New Mexico | 76.63% |
| 36. Florida | 76.49% |
| 37. Kentucky | 76.42% |
| 38. Indiana | 75.86% |
| 39. Louisiana | 75.76% |
| 40. Mississippi | 75.73% |
| 41. South Carolina | 75.71% |
| 42. New York | 75.60% |
| 43. Tennessee | 75.32% |
| 44. Massachusetts | 75.08% |
| 45. Utah | 74.85% |
| 46. Michigan | 74.78% |
| 47. Hawaii | 74.64% |
| 48. Alabama | 74.62% |
| 49. Maryland | 74.35% |
| 50. Delaware | 72.02% |
Considering the above statistics, the average humidity of the US’s states is a little bit higher. However, many states have lower humidity, such as Maryland, Michigan, and many more!
You might like to know about the coldest states in the US or even the driest states in the US.