| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.39 | 0.40 | -0.01 |
| Feb | 0.60 | 0.55 | 0.05 |
| Mar | 1.01 | 0.94 | 0.07 |
| Apr | 1.94 | 1.85 | 0.09 |
| May | 2.83 | 2.95 | -0.12 |
| Jun | 2.08 | 2.17 | -0.09 |
| Jul | 1.57 | 1.71 | -0.14 |
| Aug | 1.41 | 1.56 | -0.15 |
| Sep | 1.37 | 1.46 | -0.09 |
| Oct | 1.27 | 1.25 | 0.02 |
| Nov | 0.67 | 0.65 | 0.02 |
| Dec | 0.66 | 0.59 | 0.07 |
15.80 | 16.08 | -0.28 |