| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) | 
|---|---|---|---|
| Jan | 2.94 | 3.00 | -0.06 | 
| Feb | 2.41 | 2.53 | -0.12 | 
| Mar | 3.63 | 3.65 | -0.02 | 
| Apr | 4.72 | 4.79 | -0.07 | 
| May | 5.00 | 4.96 | 0.04 | 
| Jun | 4.51 | 4.78 | -0.27 | 
| Jul | 3.83 | 3.98 | -0.15 | 
| Aug | 3.36 | 3.21 | 0.15 | 
| Sep | 3.42 | 3.38 | 0.04 | 
| Oct | 3.24 | 3.38 | -0.14 | 
| Nov | 3.80 | 3.79 | 0.01 | 
| Dec | 2.84 | 2.92 | -0.08 | 
| 43.70 | 44.37 | -0.67 |