| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 4.95 | 5.48 | -0.53 |
| Feb | 3.46 | 3.79 | -0.33 |
| Mar | 3.95 | 4.15 | -0.20 |
| Apr | 2.90 | 3.05 | -0.15 |
| May | 1.92 | 1.98 | -0.06 |
| Jun | 1.48 | 1.55 | -0.07 |
| Jul | 0.68 | 0.68 | 0.00 |
| Aug | 0.93 | 0.91 | 0.02 |
| Sep | 1.53 | 1.56 | -0.03 |
| Oct | 3.56 | 3.78 | -0.22 |
| Nov | 5.52 | 5.94 | -0.42 |
| Dec | 5.38 | 5.82 | -0.44 |
36.26 | 38.69 | -2.43 |