| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) | 
|---|---|---|---|
| Jan | 4.76  | 5.42  | -0.66  | 
| Feb | 4.60  | 4.90  | -0.30  | 
| Mar | 4.79  | 5.14  | -0.35  | 
| Apr | 4.85  | 5.50  | -0.65  | 
| May | 3.36  | 3.72  | -0.36  | 
| Jun | 6.21  | 6.58  | -0.37  | 
| Jul | 6.98  | 7.35  | -0.37  | 
| Aug | 7.14  | 7.37  | -0.23  | 
| Sep | 6.24  | 6.38  | -0.14  | 
| Oct | 4.33  | 4.37  | -0.04  | 
| Nov | 4.14  | 4.47  | -0.33  | 
| Dec | 4.93  | 5.24  | -0.31  | 
62.33  | 66.44  | -4.11  |