| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) | 
|---|---|---|---|
| Jan | 1.31  | 1.35  | -0.04  | 
| Feb | 1.65  | 1.76  | -0.11  | 
| Mar | 2.64  | 2.65  | -0.01  | 
| Apr | 4.31  | 4.20  | 0.11  | 
| May | 5.70  | 5.71  | -0.01  | 
| Jun | 5.19  | 5.55  | -0.36  | 
| Jul | 4.65  | 4.57  | 0.08  | 
| Aug | 4.21  | 4.21  | 0.00  | 
| Sep | 4.06  | 4.20  | -0.14  | 
| Oct | 3.36  | 3.49  | -0.13  | 
| Nov | 2.40  | 2.37  | 0.03  | 
| Dec | 1.81  | 1.80  | 0.01  | 
41.29  | 41.86  | -0.57  |