| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.61 | 0.51 | 0.10 |
| Feb | 0.74 | 0.59 | 0.15 |
| Mar | 1.42 | 1.40 | 0.02 |
| Apr | 2.29 | 2.07 | 0.22 |
| May | 2.68 | 2.38 | 0.30 |
| Jun | 1.74 | 1.62 | 0.12 |
| Jul | 1.69 | 1.53 | 0.16 |
| Aug | 1.55 | 1.37 | 0.18 |
| Sep | 1.33 | 1.50 | -0.17 |
| Oct | 1.20 | 1.16 | 0.04 |
| Nov | 0.90 | 0.83 | 0.07 |
| Dec | 0.57 | 0.55 | 0.02 |
16.72 | 15.51 | 1.21 |