| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) | 
|---|---|---|---|
| Jan | 2.42  | 2.61  | -0.19  | 
| Feb | 2.44  | 2.48  | -0.04  | 
| Mar | 3.75  | 4.00  | -0.25  | 
| Apr | 4.73  | 4.69  | 0.04  | 
| May | 5.49  | 5.73  | -0.24  | 
| Jun | 4.49  | 4.74  | -0.25  | 
| Jul | 4.00  | 4.16  | -0.16  | 
| Aug | 3.44  | 3.36  | 0.08  | 
| Sep | 4.22  | 4.57  | -0.35  | 
| Oct | 3.49  | 3.60  | -0.11  | 
| Nov | 3.59  | 3.82  | -0.23  | 
| Dec | 2.68  | 2.86  | -0.18  | 
44.74  | 46.62  | -1.88  |