| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.54 | 0.52 | 0.02 |
| Feb | 0.64 | 0.62 | 0.02 |
| Mar | 1.40 | 1.30 | 0.10 |
| Apr | 2.27 | 2.17 | 0.10 |
| May | 2.87 | 2.82 | 0.05 |
| Jun | 1.89 | 2.01 | -0.12 |
| Jul | 1.94 | 1.65 | 0.29 |
| Aug | 1.65 | 1.47 | 0.18 |
| Sep | 1.51 | 1.71 | -0.20 |
| Oct | 1.20 | 1.13 | 0.07 |
| Nov | 0.80 | 0.84 | -0.04 |
| Dec | 0.49 | 0.45 | 0.04 |
17.20 | 16.69 | 0.51 |