| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) | 
|---|---|---|---|
| Jan | 1.71 | 1.74 | -0.03 | 
| Feb | 1.87 | 1.90 | -0.03 | 
| Mar | 2.47 | 2.41 | 0.06 | 
| Apr | 3.81 | 3.89 | -0.08 | 
| May | 5.00 | 4.94 | 0.06 | 
| Jun | 4.65 | 4.67 | -0.02 | 
| Jul | 3.73 | 3.79 | -0.06 | 
| Aug | 3.67 | 3.60 | 0.07 | 
| Sep | 3.74 | 3.76 | -0.02 | 
| Oct | 2.89 | 2.84 | 0.05 | 
| Nov | 2.46 | 2.46 | 0.00 | 
| Dec | 2.04 | 2.02 | 0.02 | 
| 38.04 | 38.02 | 0.02 |