| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) | 
|---|---|---|---|
| Jan | 3.50  | 3.70  | -0.20  | 
| Feb | 3.23  | 3.30  | -0.07  | 
| Mar | 3.55  | 3.75  | -0.20  | 
| Apr | 2.87  | 3.06  | -0.19  | 
| May | 3.24  | 3.36  | -0.12  | 
| Jun | 4.24  | 4.38  | -0.14  | 
| Jul | 4.35  | 4.65  | -0.30  | 
| Aug | 4.82  | 4.86  | -0.04  | 
| Sep | 3.91  | 4.12  | -0.21  | 
| Oct | 3.27  | 3.38  | -0.11  | 
| Nov | 2.83  | 2.96  | -0.13  | 
| Dec | 3.56  | 3.79  | -0.23  | 
43.37  | 45.31  | -1.94  |